About Microsoft 70-778 Exam
The Microsoft 70-778 exam is all about data analysis and visualization with Microsoft Power BI and is part of the requirements for the MCSA: BI Reporting certification. This path requires that you take the Microsoft 70-779 test as well. After successfully passing both exams, this associate-level certificate will be yours.
Who is an ideal candidate?
If you consider taking the Microsoft 70-778 exam, you need to make sure that you possess the required knowledge and skills. For starters, you should be able to use Power BI to perform data analysis. You should also have expertise in implementing direct connectivity to SQL Server Analysis and Microsoft SQL Azure Services and implementing data analysis with the help of Microsoft Excel. Other specific skills measured in this certification test include the following:
- Modeling and visualizing data;
- Consuming data with the help of Power BI Desktop and transforming it;
- Configuring reports, dashboards, and apps in the Power BI Service.
The applicants for the 70-778 exam hold the positions of BI specialists, data analysts, or other roles connected with creating reports through Power BI.
What are the exam details?
The Microsoft 70-778 exam is 120 minutes long and each candidate will have to answer about 40 to 60 questions during this time. The questions are available in the English language only and you may run into different types of items. These formats include active screen, multiple choice, drag and drop, single answer, build list, etc. The full list of question types is available in the FAQ section on the Microsoft website. The minimum passing score for this test is 700 out of 1000 points, so it is important to get at least this number of points. The exam costs $165 and the registration process should be done with the help of your Microsoft and Pearson VUE accounts.
Passing the Microsoft 70-778 test is going to require hard work, so you should only go for this exam if you are really up for the challenge. There are some important things that you need to know about this test as well. Thus, once you ace it and obtain the associated certification, it will be valid for 2 years. After the period ends, you will no longer be an active certified professional. However, if you want to maintain your status, you will have to retake the exam.
What exam topics should you study?
The Microsoft 70-778 exam evaluates the students’ skills in three different topic areas. They are the following:
- Consuming and Transforming Data by Using Power BI Desktop
The first domain makes up around 20% to 25% of the whole exam content. In this objective, the individuals have to know how to connect to SQL Server Analysis Services, Big Data, SQL Azure. They should also know the way to connect to various data sources. Besides that, you need to have the skills to be able to change data formats in order to support visualization and implement and design advanced or basic transformations. Lastly, data cleaning will be a big part of this subject as well, and the learners will be required to manage incomplete data.
- Modeling and Visualizing Data
Next comes the area, which makes up about 45% to 50% of the exam questions. In this section, the applicants should have knowledge of how to optimize models for reporting and use Power Query. They will also have to use What-If parameters and create DAX formulas for calculating various things. The students will also need to measure performance with the help of cards, gauges, and KPIs.
Creating hierarchies, format interactive visualization, and managing custom report solutions will also be a part of this exam domain. This means that that you should be able to select a visualization type, handle categories that have no data, enable the developers to create reports through the custom apps and edit them, as well as enable and integrate R visuals. It is also important to have skills in using themes and bookmarks for reports as well as configuring and accessing Microsoft Power BI Embedded.
- Configuring Dashboards, Reports, Apps in the Power BI Service
The last area makes up about 25% to 35% of the exam questions. In this topic, your skills will be measured by how well you can use the data gateway to connect to data sources and publish reports with the help of Power BI desktop. The learners will also have to configure dashboards, so this means that they will have to customize URL as well as add images, text, and filter dashboards. Also, they are required to publish and embed reports, configure apps workspaces, and configure security for apps, reports, and dashboards.
Not everyone is able to ace all these topics and pass the test at their first attempt, so don’t worry if you don’t succeed the first time. You can retake the exam after 24 hours, but if you still fail, you will have to wait 2 more weeks before taking the test again. Each candidate will be given 5 attempts to complete the exam. If they are still unable to get the passing score, they will not be able to retake the test for a year.
What career opportunities can you get?
One of the main reasons why anyone goes for Microsoft 70-778 is because passing this test and obtaining the MCSA certification can be great for their career. It will allow you to land various job roles that will actually pay really well. It is estimated that if you have this certificate, you can earn anywhere between $90,000 and $100,000 annually. The positions that you can apply for include the following:
- BI Developer;
- ETL Developer;
- Support Engineer;
- Data Engineer;
- Business Intelligence Data Analyst;
- SQL Database Administrator.
The Microsoft certifications are acknowledged and valued by many top IT organizations. Once the recruiters see this name on your resume, they trust you more and give you preference over your non-certified rivals. If you want to stand out in the job market, then a Microsoft certificate is what you need.