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c sharp Online Quiz - 1

Description: c sharp Online Quiz - 1
Number of Questions: 7
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Tags: c sharp
Attempted 0/7 Correct 0 Score 0

A variable which is declared inside a method is called a________variable

  1. Serial

  2. Local

  3. Private

  4. Static


Correct Option: B
  1. It can be used anywhere in the program

  2. It must accept a class

  3. It must be declared within a method

  4. It represent a class object


Correct Option: D
  1. Freeing memory on the stack.

  2. Avoiding memory leaks.

  3. Freeing memory occupied by unreferenced objects.

  4. Closing unclosed database collections.

  5. Closing unclosed files.


Correct Option: A,D,E
  1. It is allocated at compile time

  2. Declaration and initialization is separated

  3. It is allocated at runtime

  4. all of these


Correct Option: C

Int keyword targets to which .Net type?

  1. System.Int8

  2. System.Int16

  3. System.Int32

  4. System.Int64


Correct Option: C

Which of the following method of the command object is best suited when you have aggregate functions in a SELECT statement?

  1. ExecuteScalar

  2. ExecuteReader

  3. ExecuteNonQuery

  4. None of the above


Correct Option: A

Which of the following is the event that is exposed by the DataTable object?

  1. RowChanged

  2. ColumnChanged

  3. RowChanging

  4. All of above


Correct Option: D
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