Microsoft 70-483 Exam Dumps
Questions & Answers for Microsoft 70-483
Showing 1-100 of 236 Questions
Question #1 - Topic 1
You are developing code for a class named Account. The Account class includes the
following method:
You need to ensure that overflow exceptions are thrown when there is an error.
Which type of block should you use?
Comments for Question #1 - Topic 1 (11)
Question #2 - Topic 1
You are developing an application in C#.
The application will display the temperature and the time at which the temperature was
recorded. You have the following method (line numbers are included for reference only):
You need to ensure that the message displayed in the lblMessage object shows the time
formatted according to the following requirements:
✑ The time must be formatted as hour:minute AM/PM, for example 2:00 PM.
✑ The date must be formatted as month/day/year, for example 04/21/2013.
✑ The temperature must be formatted to have two decimal places, for example 23-
45.
Which code should you insert at line 04? (To answer, select the appropriate options in the
answer area.)
Comments for Question #2 - Topic 1 (19)
Question #3 - Topic 1
You are developing an application that includes a class named Order. The application will
store a collection of Order objects.
The collection must meet the following requirements:
✑ Use strongly typed members.
✑ Process Order objects in first-in-first-out order.
✑ Store values for each Order object.
✑ Use zero-based indices.
You need to use a collection type that meets the requirements.
Which collection type should you use?
Comments for Question #3 - Topic 1 (2)
Question #4 - Topic 1
You are developing an application that includes the following code segment. (Line numbers
are included for reference only.)
The GetCustomers() method must meet the following requirements:
✑ Connect to a Microsoft SQL Server database.
✑ Populate Customer objects with data from the database.
✑ Return an IEnumerable<Customer> collection that contains the populated
Customer objects.
You need to meet the requirements.
Which two actions should you perform? (Each correct answer presents part of the solution.
Choose two.)
Comments for Question #4 - Topic 1 (3)
Question #5 - Topic 1
You are developing an application that will process orders. The debug and release versions
of the application will display different logo images.
You need to ensure that the correct image path is set based on the build configuration.
Which code segment should you use?
Comments for Question #5 - Topic 1 (2)
Question #6 - Topic 1
You are creating an application that manages information about zoo animals. The
application includes a class named Animal and a method named Save.
The Save() method must be strongly typed. It must allow only types inherited from the
Animal class that uses a constructor that accepts no parameters.
You need to implement the Save() method.
Which code segment should you use?
Comments for Question #6 - Topic 1 (3)
Question #7 - Topic 1
You are debugging an application that calculates loan interest. The application includes the
following code. (Line numbers are included for reference only.)
You have the following requirements:
✑ The debugger must break execution within the Calculatelnterest() method when
the loanAmount variable is less than or equal to zero.
✑ The release version of the code must not be impacted by any changes.
You need to meet the requirements.
What should you do?
Comments for Question #7 - Topic 1 (3)
Question #8 - Topic 1
You are developing an application that includes a class named Customer.
The application will output the Customer class as a structured XML document by using the
following code segment:
You need to ensure that the Customer class will serialize to XML.
How should you complete the relevant code? (To answer, drag the appropriate code
segments to the correct locations in the answer area. Each code segment may be used
once, more than once, or not at all. You may need to drag the split bar between panes or
scroll to view content.)
Comments for Question #8 - Topic 1 (3)
Question #9 - Topic 1
You are developing an application that includes a class named Order. The application will
store a collection of Order objects.
The collection must meet the following requirements:
✑ Internally store a key and a value for each collection item.
✑ Provide objects to iterators in ascending order based on the key.
✑ Ensure that item are accessible by zero-based index or by key.
You need to use a collection type that meets the requirements.
Which collection type should you use?
Question #10 - Topic 1
You are developing an application that uses structured exception handling. The application
includes a class named ExceptionLogger.
The ExceptionLogger class implements a method named LogException by using the
following code segment:
public static void LogException(Exception ex)
You have the following requirements:
✑ Log all exceptions by using the LogException() method of the ExceptionLogger
class.
✑ Rethrow the original exception, including the entire exception stack.
You need to meet the requirements.
Which code segment should you use?
Question #11 - Topic 1
You are testing an application. The application includes methods named CalculateInterest
and LogLine. The CalculateInterest() method calculates loan interest. The LogLine()
method sends diagnostic messages to a console window.
You have the following requirements:
✑ The CalculateInterest() method must run for all build configurations.
✑ The LogLine() method must be called only for debug builds.
You need to ensure that the methods run correctly.
How should you complete the relevant code? (To answer, drag the appropriate code
segments to the correct locations in the answer area. Each code segment may be used
once, more than once, or not at all. You may need to drag the split bar between panes or
scroll to view content.)
Question #12 - Topic 1
You are developing an application that accepts the input of dates from the user.
Users enter the date in their local format. The date entered by the user is stored in a string
variable named inputDate. The valid date value must be placed in a DateTime variable
named validatedDate.
You need to validate the entered date and convert it to Coordinated Universal Time (UTC).
The code must not cause an exception to be thrown.
Which code segment should you use?
Comments for Question #12 - Topic 1 (1)
Question #13 - Topic 1
You are developing an application that uses a .config file.
The relevant portion of the .config file is shown as follows:
You need to ensure that diagnostic data for the application writes to the event tog by using
the configuration specified in the .config file.
What should you include in the application code?
Comments for Question #13 - Topic 1 (4)
Question #14 - Topic 1
An application includes a class named Person. The Person class includes a method named
GetData.
You need to ensure that the GetData() from the Person class.
Which access modifier should you use for the GetData() method?
Comments for Question #14 - Topic 1 (8)
Question #15 - Topic 1
You are developing an application that will include a method named GetData. The
GetData() method will retrieve several lines of data from a web service by using a
System.IO.StreamReader object.
You have the following requirements:
✑ The GetData() method must return a string value that contains the entire response
from the web service.
✑ The application must remain responsive while the GetData() method runs.
You need to implement the GetData() method.
How should you complete the relevant code? (To answer, drag the appropriate objects to
the correct locations in the answer area. Each object may be used once, more than once,
or not at all. You may need to drag the split bar between panes or scroll to view content.)
Comments for Question #15 - Topic 1 (12)
Question #16 - Topic 1
You are adding a public method named UpdateScore to a public class named ScoreCard.
The code region that updates the score field must meet the following requirements:
✑ It must be accessed by only one thread at a time.
✑ It must not be vulnerable to a deadlock situation.
You need to implement the UpdateScore() method.
What should you do?
Comments for Question #16 - Topic 1 (1)
Question #17 - Topic 1
You are developing an application by using C#.
The application includes an object that performs a long running process.
You need to ensure that the garbage collector does not release the object's resources until
the process completes.
Which garbage collector method should you use?
Comments for Question #17 - Topic 1 (13)
Question #18 - Topic 1
You are developing an application that includes the following code segment. (Line numbers
are included for reference only.)
You need to ensure that the application accepts only integer input and prompts the user
each time non-integer input is entered.
Which code segment should you add at line 19?
Comments for Question #18 - Topic 1 (3)
Question #19 - Topic 1
You are developing an application by using C#. The application will process several objects
per second.
You need to create a performance counter to analyze the object processing.
Which three actions should you perform in sequence? (To answer, move the appropriate
actions from the list of actions to the answer area and arrange them in the correct order.)
Comments for Question #19 - Topic 1 (1)
Question #20 - Topic 1
You are reviewing the following code:
For each of the following statements, select Yes if the statement is true. Otherwise, select
No.
Comments for Question #20 - Topic 1 (23)
Question #21 - Topic 1
You are developing an application. The application includes a method named ReadFile that
reads data from a file.
The ReadFile() method must meet the following requirements:
✑ It must not make changes to the data file.
✑ It must allow other processes to access the data file.
✑ It must not throw an exception if the application attempts to open a data file that
does not exist.
You need to implement the ReadFile() method.
Which code segment should you use?
Comments for Question #21 - Topic 1 (2)
Question #22 - Topic 1
You are adding a public method named UpdateGrade to a public class named ReportCard.
The code region that updates the grade field must meet the following requirements:
✑ It must be accessed by only one thread at a time.
✑ It must not be vulnerable to a deadlock situation.
You need to implement the UpdateGrade() method.
What should you do?
Comments for Question #22 - Topic 1 (2)
Question #23 - Topic 1
You are developing an application that will transmit large amounts of data between a client
computer and a server. You need to ensure the validity of the data by using a cryptographic
hashing algorithm. Which algorithm should you use?
Question #24 - Topic 1
You are developing an application. The application includes classes named Employee and
Person and an interface named IPerson.
The Employee class must meet the following requirements:
✑ It must either inherit from the Person class or implement the IPerson interface.
✑ It must be inheritable by other classes in the application.
You need to ensure that the Employee class meets the requirements.
Which two code segments can you use to achieve this goal? (Each correct answer
presents a complete solution. Choose two.)
Comments for Question #24 - Topic 1 (3)
Question #25 - Topic 1
You are creating an application that manages information about your company's products.
The application includes a class named Product and a method named Save.
The Save() method must be strongly typed. It must allow only types inherited from the
Product class that use a constructor that accepts no parameters.
You need to implement the Save() method.
Which code segment should you use?
Question #26 - Topic 1
You are developing an application that includes the following code segment. (Line numbers
are included for reference only.)
The GetAnimals() method must meet the following requirements:
✑ Connect to a Microsoft SQL Server database.
✑ Create Animal objects and populate them with data from the database.
✑ Return a sequence of populated Animal objects.
You need to meet the requirements.
Which two actions should you perform? (Each correct answer presents part of the solution.
Choose two.)
Comments for Question #26 - Topic 1 (1)
Question #27 - Topic 1
You are testing an application. The application includes methods named CalculateInterest
and LogLine. The CalculateInterest() method calculates loan interest. The LogLine()
method sends diagnostic messages to a console window.
The following code implements the methods. (Line numbers are included for reference
only.)
You have the following requirements:
✑ The Calculatelnterest() method must run for all build configurations.
✑ The LogLine() method must run only for debug builds.
You need to ensure that the methods run correctly.
What are two possible ways to achieve this goal? (Each correct answer presents a
complete solution. Choose two.)
Comments for Question #27 - Topic 1 (3)
Question #28 - Topic 1
An application receives JSON data in the following format:
The application includes the following code segment. (Line numbers are included for
reference only.)
You need to ensure that the ConvertToName() method returns the JSON input string as a
Name object.
Which code segment should you insert at line 10?
Comments for Question #28 - Topic 1 (4)
Question #29 - Topic 1
You are developing an application that will populate an extensive XML tree from a
Microsoft SQL Server 2008 R2 database table named Contacts.
You are creating the XML tree. The solution must meet the following requirements:
✑ Minimize memory requirements.
✑ Maximize data processing speed.
You open the database connection. You need to create the XML tree.
How should you complete the relevant code? (To answer, drag the appropriate code
segments to the correct locations in the answer area. Each code segment may be used
once, more than once, or not at all. You may need to drag the split bar between panes or
scroll to view content.)
Comments for Question #29 - Topic 1 (4)
Question #30 - Topic 1
You are implementing a method named Calculate that performs conversions between
value types and reference types. The following code segment implements the method.
(Line numbers are included for reference only.)
You need to ensure that the application does not throw exceptions on invalid conversions.
Which code segment should you insert at line 04?
Comments for Question #30 - Topic 1 (5)
Question #31 - Topic 1
You are developing an application by using C#. The application includes the following code
segment. (Line numbers are included for reference only.)
The DoWork() method must not throw any exceptions when converting the obj object to the
IDataContainer interface or when accessing the Data property.
You need to meet the requirements. Which code segment should you insert at line 07?
Comments for Question #31 - Topic 1 (4)
Question #32 - Topic 1
You are developing a C# application that includes a class named Product. The following
code segment defines the Product class:
You implement System.ComponentModel.DataAnnotations.IValidateableObject interface to
provide a way to validate the Product object.
The Product object has the following requirements:
✑ The Id property must have a value greater than zero.
✑ The Name property must have a value other than empty or null.
You need to validate the Product object. Which code segment should you use?
Comments for Question #32 - Topic 1 (2)
Question #33 - Topic 1
You are developing a custom collection named LoanCollection for a class named Loan
class.
You need to ensure that you can process each Loan object in the LoanCollection collection
by using a foreach loop.
How should you complete the relevant code? (To answer, drag the appropriate code
segments to the correct locations in the answer area. Each code segment may be used
once, more than once, or not at all. You may need to drag the split bar between panes or
scroll to view content.)
Comments for Question #33 - Topic 1 (1)
Question #34 - Topic 1
You are developing a C# application that has a requirement to validate some string input
data by using the Regex class.
The application includes a method named ContainsHyperlink. The ContainsHyperlink()
method will verify the presence of a URI and surrounding markup.
The following code segment defines the ContainsHyperlink() method. (Line numbers are
included for reference only.)
The expression patterns used for each validation function are constant.
You need to ensure that the expression syntax is evaluated only once when the Regex
object is initially instantiated.
Which code segment should you insert at line 04?
Question #35 - Topic 1
You are developing an application by using C#.
The application includes an object that performs a long running process.
You need to ensure that the garbage collector does not release the object's resources until
the process completes.
Which garbage collector method should you use?
Comments for Question #35 - Topic 1 (2)
Question #36 - Topic 1
You are developing an application by using C#. The application will output the text string
"First Line" followed by the text string "Second Line".
You need to ensure that an empty line separates the text strings.
Which four code segments should you use in sequence? (To answer, move the appropriate
code segments to the answer area and arrange them in the correct order.)
Comments for Question #36 - Topic 1 (4)
Question #37 - Topic 1
You are creating a console application named App1.
App1 retrieves data from the Internet by using JavaScript Object Notation (JSON).
You are developing the following code segment (line numbers are included for reference
only):
You need to ensure that the code validates the JSON string.
Which code should you insert at line 03?
Question #38 - Topic 1
You are developing an application by using C#. The application includes the following code
segment. (Line numbers are included for reference only.)
The DoWork() method must throw an InvalidCastException exception if the obj object is not
of type IDataContainer when accessing the Data property.
You need to meet the requirements. Which code segment should you insert at line 07?
Comments for Question #38 - Topic 1 (15)
Question #39 - Topic 1
You are developing an application. The application calls a method that returns an array of
integers named customerIds. You define an integer variable named customerIdToRemove
and assign a value to it. You declare an array named filteredCustomerIds.
You have the following requirements.
✑ Remove duplicate integers from the customerIds array.
✑ Sort the array in order from the highest value to the lowest value.
✑ Remove the integer value stored in the customerIdToRemove variable from the
customerIds array.
You need to create a LINQ query to meet the requirements.
Which code segment should you use?
Question #40 - Topic 1
You are creating an application that manages information about your company's products.
The application includes a class named Product and a method named Save.
The Save() method must be strongly typed. It must allow only types inherited from the
Product class that use a constructor that accepts no parameters.
You need to implement the Save() method. Which code segment should you use?
Comments for Question #40 - Topic 1 (1)
Question #41 - Topic 1
You are developing an application by using C#. The application includes an array of
decimal values named loanAmounts. You are developing a LINQ query to return the values
from the array.
The query must return decimal values that are evenly divisible by two. The values must be
sorted from the lowest value to the highest value.
You need to ensure that the query correctly returns the decimal values.
How should you complete the relevant code? (To answer, drag the appropriate code
segments to the correct locations in the answer area. Each code segment may be used
once, more than once, or not at all. You may need to drag the split bar between panes or
scroll to view content.)
Comments for Question #41 - Topic 1 (1)
Question #42 - Topic 1
You are creating a class named Game.
The Game class must meet the following requirements:
✑ Include a member that represents the score for a Game instance.
✑ Allow external code to assign a value to the score member.
✑ Restrict the range of values that can be assigned to the score member.
You need to implement the score member to meet the requirements.
In which form should you implement the score member?
Comments for Question #42 - Topic 1 (1)
Question #43 - Topic 1
You use the Task.Run() method to launch a long-running data processing operation. The
data processing operation often fails in times of heavy network congestion.
If the data processing operation fails, a second operation must clean up any results of the
first operation.
You need to ensure that the second operation is invoked only if the data processing
operation throws an unhandled exception.
What should you do?
Comments for Question #43 - Topic 1 (1)
Question #44 - Topic 1
You are developing a method named CreateCounters that will create performance counters
for an application. The method includes the following code. (Line numbers are included for
reference only.)
You need to ensure that Counter2 is available for use in Windows Performance Monitor
(PerfMon).
Which code segment should you insert at line 16?
Comments for Question #44 - Topic 1 (13)
Question #45 - Topic 1
You are developing an application that includes a class named BookTracker for tracking
library books. The application includes the following code segment. (Line numbers are
included for reference only.)
You need to add a user to the BookTracker instance. What should you do?
Comments for Question #45 - Topic 1 (2)
Question #46 - Topic 1
You have the following code:
To answer, complete each statement according to the information presented in the code.
Question #47 - Topic 1
You are implementing a library method that accepts a character parameter and returns a
string.
If the lookup succeeds, the method must return the corresponding string value. If the
lookup fails, the method must return the value "invalid choice."
You need to implement the lookup algorithm.
How should you complete the relevant code? (To answer, select the correct keyword in
each drop-down list in the answer area.)
Question #48 - Topic 1
An application receives JSON data in the following format:
The application includes the following code segment. (Line numbers are included for
reference only.)
You need to ensure that the ConvertToName() method returns the JSON input string as a
Name object.
Which code segment should you insert at line 10?
Comments for Question #48 - Topic 1 (1)
Question #49 - Topic 1
An application includes a class named Person. The Person class includes a method named
GetData.
You need to ensure that the GetData() method can be used only by the Person class and
not by any class derived from the Person class.
Which access modifier should you use for the GetData() method?
Question #50 - Topic 1
You are modifying an application that processes leases. The following code defines the
Lease class. (Line numbers are included for reference only.)
Leases are restricted to a maximum term of 5 years. The application must send a
notification message if a lease request exceeds 5 years.
You need to implement the notification mechanism.
Which two actions should you perform? (Each correct answer presents part of the solution.
Choose two.)
Comments for Question #50 - Topic 1 (3)
Question #51 - Topic 1
You are developing an application that includes a class named Warehouse. The
Warehouse class includes a static property named Inventory- The Warehouse class is
defined by the following code segment. (Line numbers are included for reference only.)
You have the following requirements:
✑ Initialize the _inventory field to an Inventory instance.
✑ Initialize the _inventory field only once.
✑ Ensure that the application code acquires a lock only when the _inventory object
must be instantiated.
You need to meet the requirements.
Which three code segments should you insert in sequence at line 09? (To answer, move
the appropriate code segments from the list of code segments to the answer area and
arrange them in the correct order.)
Comments for Question #51 - Topic 1 (2)
Question #52 - Topic 1
You are developing an application that will transmit large amounts of data between a client
computer and a server.
You need to ensure the validity of the data by using a cryptographic hashing algorithm.
Which algorithm should you use?
Question #53 - Topic 1
You are developing an application that will convert data into multiple output formats.
The application includes the following code. (Line numbers are included for reference only.)
You are developing a code segment that will produce tab-delimited output. All output
routines implement the following interface:
You need to minimize the completion time of the GetOutput() method.
Which code segment should you insert at line 06?
Question #54 - Topic 1
You are developing an application. The application includes classes named Mammal and
Animal and an interface named IAnimal.
The Mammal class must meet the following requirements:
✑ It must either inherit from the Animal class or implement the IAnimal interface.
✑ It must be inheritable by other classes in the application.
You need to ensure that the Mammal class meets the requirements.
Which two code segments can you use to achieve this goal? (Each correct answer
presents a complete solution. Choose two.)
Question #55 - Topic 1
You are developing an assembly that will be used by multiple applications.
You need to install the assembly in the Global Assembly Cache (GAC).
Which two actions can you perform to achieve this goal? (Each correct answer presents a
complete solution. Choose two.)
Comments for Question #55 - Topic 1 (6)
Question #56 - Topic 1
You are developing a class named ExtensionMethods.
You need to ensure that the ExtensionMethods class implements the IsEmail() extension
method on string objects.
How should you complete the relevant code? (To answer, drag the appropriate code
segments to the correct locations in the answer area. Each code segment may be used
once, more than once, or not at all. You may need to drag the split bar between panes or
scroll to view content.)
Comments for Question #56 - Topic 1 (1)
Question #57 - Topic 1
You are implementing a method that creates an instance of a class named User. The User
class contains a public event named Renamed. The following code segment defines the
Renamed event:
Public event EventHandler<RenameEventArgs> Renamed;
You need to create an event handler for the Renamed event by using a lambda expression.
How should you complete the relevant code? (To answer, drag the appropriate code
segments to the correct locations in the answer area. Each code segment may be used
once, more than once, or not at all. You may need to drag the split bar between panes or
scroll to view content.)
Question #58 - Topic 1
You are developing an application. The application converts a Location object to a string by
using a method named WriteObject. The WriteObject() method accepts two parameters, a
Location object and an XmlObjectSerializer object.
The application includes the following code. (Line numbers are included for reference only.)
You need to serialize the Location object as a JSON object.
Which code segment should you insert at line 20?
Comments for Question #58 - Topic 1 (6)
Question #59 - Topic 1
You are developing an application by using C#. You provide a public key to the
development team during development.
You need to specify that the assembly is not fully signed when it is built.
Which two assembly attributes should you include in the source code? (Each correct
answer presents part of the solution. Choose two.)
Comments for Question #59 - Topic 1 (6)
Question #60 - Topic 1
You are developing an application that will transmit large amounts of data between a client
computer and a server. You need to ensure the validity of the data by using a cryptographic
hashing algorithm. Which algorithm should you use?
Comments for Question #60 - Topic 1 (1)
Question #61 - Topic 1
You are developing a class named ExtensionMethods.
You need to ensure that the ExtensionMethods class implements the IsEmail() method on
string objects.
How should you complete the relevant code? (To answer, drag the appropriate code
segments to the correct locations in the answer area. Each code segment may be used
once, more than once, or not at all. You may need to drag the split bar between panes or
scroll to view content.)
Comments for Question #61 - Topic 1 (3)
Question #62 - Topic 1
You are developing an application that uses several objects. The application includes the
following code segment. (Line numbers are included for reference only.)
You need to evaluate whether an object is null.
Which code segment should you insert at line 03?
Question #63 - Topic 1
You are developing an application that includes a class named BookTracker for tracking
library books. The application includes the following code segment. (Line numbers are
included for reference only.)
You need to add a book to the BookTracker instance.
What should you do?
Comments for Question #63 - Topic 1 (3)
Question #64 - Topic 1
You use the Task.Run() method to launch a long-running data processing operation. The
data processing operation often fails in times of heavy network congestion.
If the data processing operation fails, a second operation must clean up any results of the
first operation.
You need to ensure that the second operation is invoked only if the data processing
operation throws an unhandled exception.
What should you do?
Comments for Question #64 - Topic 1 (2)
Question #65 - Topic 1
You are developing an application that includes a class named UserTracker. The
application includes the following code segment. (Line numbers are included for reference
only.)
You need to add a user to the UserTracker instance.
What should you do?
Comments for Question #65 - Topic 1 (2)
Question #66 - Topic 1
You are developing an application. The application calls a method that returns an array of
integers named employeeIds. You define an integer variable named employeeIdToRemove
and assign a value to it. You declare an array named filteredEmployeeIds.
You have the following requirements:
✑ Remove duplicate integers from the employeeIds array.
✑ Sort the array in order from the highest value to the lowest value.
✑ Remove the integer value stored in the employeeIdToRemove variable from the
employeeIds array.
You need to create a LINQ query to meet the requirements.
Which code segment should you use?
Question #67 - Topic 1
You are developing an application that includes a class named Kiosk. The Kiosk class
includes a static property named Catalog. The Kiosk class is defined by the following code
segment. (Line numbers are included for reference only.)
You have the following requirements:
✑ Initialize the _catalog field to a Catalog instance.
✑ Initialize the _catalog field only once.
✑ Ensure that the application code acquires a lock only when the _catalog object
must be instantiated.
You need to meet the requirements.
Which three code segments should you insert in sequence at line 09? (To answer, move
the appropriate code segments from the list of code segments to the answer area and
arrange them in the correct order.)
Question #68 - Topic 1
You are creating a class named Data that includes a dictionary object named _data.
You need to allow the garbage collection process to collect the references of the _data
object.
How should you complete the relevant code? (To answer, drag the appropriate code
segments to the correct locations in the answer area. Each code segment may be used
once, more than once, or not at all. You may need to drag the split bar between panes or
scroll to view content.)
Comments for Question #68 - Topic 1 (2)
Question #69 - Topic 1
You have a method named GetCustomerIDs that returns a list of integers. Each entry in the
list represents a customer ID that is retrieved from a list named Customers. The Customers
list contains 1,000 rows.
Another developer creates a method named ValidateCustomer that accepts an integer
parameter and returns a Boolean value. ValidateCustomer returns true if the integer
provided references a valid customer. ValidateCustomer can take up to one second to run.
You need to create a method that returns a list of valid customer IDs. The code must
execute in the shortest amount of time.
What should you do? (Develop the solution by selecting and ordering the required code
snippets. You may not need all of the code snippets.)
Comments for Question #69 - Topic 1 (11)
Question #70 - Topic 1
You are developing an application by using C#. You provide a public key to the
development team during development.
You need to specify that the assembly is not fully signed when it is built.
Which two assembly attributes should you include in the source code? (Each correct
answer presents part of the solution. Choose two.)
Comments for Question #70 - Topic 1 (1)
Question #71 - Topic 1
You are developing an application that implements a set of custom exception types. You
declare the custom exception types by using the following code segments:
The application includes a function named DoWork that throws .NET Framework
exceptions and custom exceptions.
The application contains only the following logging methods:
The application must meet the following requirements:
✑ When AdventureWorksValidationException exceptions are caught, log the
information by using the static void Log (AdventureWorksValidationException ex)
method.
✑ When AdventureWorksDbException or other AdventureWorksException
exceptions are caught, log the information by using the static void I oq(
AdventureWorksException ex) method.
You need to meet the requirements.
How should you complete the relevant code? (To answer, drag the appropriate code
segments to the correct locations in the answer area. Each code segment may be used
once, more than once, or not at all. You may need to drag the split bar between panes or
scroll to view content.)
Comments for Question #71 - Topic 1 (3)
Question #72 - Topic 1
You are developing an application by using C#. The application will process several objects
per second.
You need to create a performance counter to analyze the object processing.
Which three actions should you perform in sequence? (To answer, move the appropriate
actions from the list of actions to the answer area and arrange them in the correct order.)
Question #73 - Topic 1
An application will upload data by using HTML form-based encoding. The application uses
a method named SendMessage.
The SendMessage() method includes the following code. (Line numbers are included for
reference only.)
The receiving URL accepts parameters as form-encoded values.
You need to send the values intA and intB as form-encoded values named a and b,
respectively.
Which code segment should you insert at line 04?
Comments for Question #73 - Topic 1 (3)
Question #74 - Topic 1
You are debugging an application that calculates loan interest. The application includes the
following code. (Line numbers are included for reference only.)
You need to ensure that the debugger breaks execution within the CalculateInterest()
method when the loanAmount variable is less than or equal to zero in all builds of the
application.
What should you do?
Comments for Question #74 - Topic 1 (3)
Question #75 - Topic 1
You are developing an application that uses structured exception handling. The application
includes a class named Logger. The Logger class implements a method named Log by
using the following code segment:
public static void Log(Exception ex) { }
You have the following requirements:
✑ Log all exceptions by using the Log() method of the Logger class.
✑ Rethrow the original exception, including the entire exception stack.
You need to meet the requirements. Which code segment should you use?
Question #76 - Topic 1
You are creating a console application by using C#.
You need to access the assembly found in the file named car.dll.
Which code segment should you use?
Question #77 - Topic 1
You are creating a class named Employee. The class exposes a string property named
EmployeeType. The following code segment defines the Employee class. (Line numbers
are included for reference only.)
The EmployeeType property value must meet the following requirements:
✑ The value must be accessed only by code within the Employee class or within a
class derived from the Employee class.
✑ The value must be modified only by code within the Employee class.
You need to ensure that the implementation of the EmployeeType property meets the
requirements.
Which two actions should you perform? (Each correct answer represents part of the
complete solution. Choose two.)
Question #78 - Topic 1
You are developing an application. The application converts a Location object to a string by
using a method named WriteObject.
The WriteObject() method accepts two parameters, a Location object and an
XmlObjectSerializer object.
The application includes the following code. (Line numbers are included for reference only.)
You need to serialize the Location object as XML.
Which code segment should you insert at line 20?
Comments for Question #78 - Topic 1 (2)
Question #79 - Topic 1
You are developing an application that uses the Microsoft ADO.NET Entity Framework to
retrieve order information from a Microsoft SQL Server database. The application includes
the following code. (Line numbers are included for reference only.)
The application must meet the following requirements:
✑ Return only orders that have an OrderDate value other than null.
✑ Return only orders that were placed in the year specified in the year parameter.
You need to ensure that the application meets the requirements. Which code segment
should you insert at line 08?
Question #80 - Topic 1
You are creating a console application by using C#.
You need to access the application assembly.
Which code segment should you use?
Question #81 - Topic 1
You are developing an application that uses the Microsoft ADO.NET Entity Framework to
retrieve order information from a Microsoft SQL Server database. The application includes
the following code. (Line numbers are included for reference only.)
The application must meet the following requirements:
✑ Return only orders that have an OrderDate value other than null.
✑ Return only orders that were placed in the year specified in the OrderDate property
or in a later year.
You need to ensure that the application meets the requirements.
Which code segment should you insert at line 08?
Comments for Question #81 - Topic 1 (4)
Question #82 - Topic 1
You are developing an application that will include a method named GetData. The
GetData() method will retrieve several lines of data from a web service by using a
System.IO.StreamReader object.
You have the following requirements:
✑ The GetData() method must return a string value that contains the first line of the
response from the web service.
✑ The application must remain responsive while the GetData() method runs.
You need to implement the GetData() method.
How should you complete the relevant code? (To answer, drag the appropriate objects to
the correct locations in the answer area. Each object may be used once, more than once,
or not at all. You may need to drag the split bar between panes or scroll to view content.)
Comments for Question #82 - Topic 1 (1)
Question #83 - Topic 1
You have the following class:
You need to implement IEquatable. The Equals method must return true if both ID and
Name are set to the identical values. Otherwise, the method must return false. Equals must
not throw an exception.
What should you do? (Develop the solution by selecting and ordering the required code
snippets. You may not need all of the code snippets.)
Comments for Question #83 - Topic 1 (6)
Question #84 - Topic 1
You are developing a method named CreateCounters that will create performance counters
for an application.
The method includes the following code. (Line numbers are included for reference only.)
You need to ensure that Counter1 is available for use in Windows Performance Monitor
(PerfMon).
Which code segment should you insert at line 16?
Comments for Question #84 - Topic 1 (4)
Question #85 - Topic 1
You are developing an application that includes a Windows Communication Foundation
(WCF) service. The service includes a custom TraceSource object named ts and a method
named DoWork. The application must meet the following requirements:
✑ Collect trace information when the DoWork() method executes.
✑ Group all traces for a single execution of the DoWork() method as an activity that
can be viewed in the WCF Service Trace Viewer Tool.
You need to ensure that the application meets the requirements.
How should you complete the relevant code? (To answer, select the correct code segment
from each drop-down list in the answer area.)
Comments for Question #85 - Topic 1 (1)
Question #86 - Topic 1
An application serializes and deserializes XML from streams. The XML streams are in the
following format:
The application reads the XML streams by using a DataContractSerializer object that is
declared by the following code segment:
var ser = new DataContractSerializer(typeof(Name));
You need to ensure that the application preserves the element ordering as provided in the
XML stream.
How should you complete the relevant code? (To answer, drag the appropriate attributes to
the correct locations in the answer area-Each attribute may be used once, more than once,
or not at all. You may need to drag the split bar between panes or scroll to view content.)
Comments for Question #86 - Topic 1 (2)
Question #87 - Topic 1
You develop an application that displays information from log files when errors occur. The
application will prompt the user to create an error report that sends details about the error
and the session to the administrator.
When a user opens a log file by using the application, the application throws an exception
and closes.
The application must preserve the original stack trace information when an exception
occurs during this process.
You need to implement the method that reads the log files.
How should you complete the relevant code? (To answer, drag the appropriate code
segments to the correct locations in the answer area. Each code segment may be used
once, more than once, or not at all. You may need to drag the split bar between panes or
scroll to view content.)
Comments for Question #87 - Topic 1 (1)
Question #88 - Topic 1
You are creating a class named Employee. The class exposes a string property named
EmployeeType. The following code segment defines the Employee class. (Line numbers
are included for reference only.)
The EmployeeType property value must be accessed and modified only by code within the
Employee class or within a class derived from the Employee class.
You need to ensure that the implementation of the EmployeeType property meets the
requirements.
Which two actions should you perform? (Each correct answer represents part of the
complete solution. Choose two.)
Comments for Question #88 - Topic 1 (7)
Question #89 - Topic 1
You are implementing a method named FloorTemperature that performs conversions
between value types and reference types. The following code segment implements the
method. (Line numbers are included for reference only.)
You need to ensure that the application does not throw exceptions on invalid conversions.
Which code segment should you insert at line 04?
Comments for Question #89 - Topic 1 (2)
Question #90 - Topic 1
You have the following code:
For each of the following statements, select Yes if the statement is true. Otherwise, select
No.
Question #91 - Topic 1
You have a List object that is generated by executing the following code:
You have a method that contains the following code (line numbers are included for
reference only):
You need to alter the method to use a lambda statement.
How should you rewrite lines 03 through 06 of the method?
Comments for Question #91 - Topic 1 (1)
Question #92 - Topic 1
You are developing an application that implements a set of custom exception types. You
declare the custom exception types by using the following code segments:
The application includes a function named DoWork that throws .NET Framework
exceptions and custom exceptions. The application contains only the following logging
methods:
The application must meet the following requirements:
✑ When ContosoValidationException exceptions are caught, log the information by
using the static void Log (ContosoValidationException ex) method.
✑ When ContosoDbException or other ContosoException exceptions are caught, log
the information by using the static void Log(ContosoException ex) method.
You need to meet the requirements.
How should you complete the relevant code? (To answer, drag the appropriate code
segments to the correct locations in the answer area. Each code segment may be used
once, more than once, or not at all. You may need to drag the split bar between panes or
scroll to view content.)
Question #93 - Topic 1
You are developing an application by using C#.
You have the following requirements:
✑ Support 32-bit and 64-bit system configurations.
✑ Include pre-processor directives that are specific to the system configuration.
✑ Deploy an application version that includes both system configurations to testers.
✑ Ensure that stack traces include accurate line numbers.
You need to configure the project to avoid changing individual configuration settings every
time you deploy the application to testers.
Which two actions should you perform? (Each correct answer presents part of the solution.
Choose two.)
Comments for Question #93 - Topic 1 (1)
Question #94 - Topic 1
You are developing an application that will transmit large amounts of data between a client
computer and a server. You need to ensure the validity of the data by using a cryptographic
hashing algorithm. Which algorithm should you use?
Question #95 - Topic 1
You are developing an application by using C#.
The application includes an object that performs a long running process.
You need to ensure that the garbage collector does not release the object's resources until
the process completes.
Which garbage collector method should you use?
Question #96 - Topic 1
You have the following code (line numbers are included for reference only):
You need to identify the missing line of code at line 15. Which line of code should you
identify?
Comments for Question #96 - Topic 1 (2)
Question #97 - Topic 1
You are developing a class named Temperature.
You need to ensure that collections of Temperature objects are sortable.
How should you complete the relevant code segment? (To answer, drag the appropriate
code segments to the correct locations in the answer area. Each code segment may be
used once, more than once, or not at all. You may need to drag the split bar between
panes or scroll to view content.)
Question #98 - Topic 1
You are developing an application by using C#.
The application includes an object that performs a long running process.
You need to ensure that the garbage collector does not release the object's resources until
the process completes.
Which garbage collector method should you use?
Comments for Question #98 - Topic 1 (3)
Question #99 - Topic 1
You are developing an application by using C#.
The application includes an object that performs a long running process.
You need to ensure that the garbage collector does not release the object's resources until
the process completes.
Which garbage collector method should you use?
Comments for Question #99 - Topic 1 (1)
Question #100 - Topic 1
You are developing an application that will transmit large amounts of data between a client
computer and a server. You need to ensure the validity of the data by using a cryptographic
hashing algorithm. Which algorithm should you use?
A. RSA
B. Aes
C. HMACSHA256
D. DES
Comments for Question #100 - Topic 1 (3)
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