Multiple choice

Which of the following conditions might occur while Retrieving Data Using a DataReader object?

  1. The instance of the Command object can either be to create or optional.

  2. Write method is executed to provide the query specific results in the database.

  3. DataReader provides a series of methods that allow access to column values in their native data types.

  4. The DataReader cannot maintain the execution flow at each level at one stage.

  5. It manages the execution only at one level.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

This is correct as the underlying data type is known, reducing the amount of type conversion required when retrieving the column value.

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