70-483 question 211 discussion

70-483 question 211 discussion

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You need to write a method that retrieves data from a Microsoft Access 2013 database.
The method must meet the following requirements:
✑ Be read-only.
✑ Be able to use the data before the entire data set is retrieved.
✑ Minimize the amount of system overhead and the amount of memory usage.
Which type of object should you use in the method?

  • A DbDataAdapter

  • B unTyped DataSet

  • C OleDbDataAdapter

  • D DbDataReader

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