C# (C Sharp) MCQs with answers Page - 30

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Q. _________parameters allows you to give a method parameter a default value so that you do not have to specify it every time you call the method.

  • (A) optional
  • (B) named
  • (C) out
  • (D) ref

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Q. Duck typing is implemented by using_________ keyword.

  • (A) base
  • (B) ref
  • (C) object
  • (D) dynamic

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Q. The ______ parentheses that follow _____ indicate that no information is passed to Main ().

  • (A) Empty, Namespace
  • (B) Empty, Main
  • (C) Empty, submain
  • (D) Empty, class

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Q. it possible to store multiple data types in System.Array?

  • (A) Yes
  • (B) No
  • (C) Never
  • (D) None of these

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Q. C# does not support:

  • (A) inheritance
  • (B) multiple inheritance
  • (C) polymorphism
  • (D) abstraction

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Q. Which of the following jobs are NOT performed by Garbage Collector?
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.

  • (A) 3, 4
  • (B) 3, 5
  • (C) 1, 2, 3
  • (D) 1, 4, 5

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Q. Which of the following is/are not types of arrays in C#?

  • (A) Jagged arrays
  • (B) Jazzed arrays
  • (C) Multidimensional
  • (D) Single-Dimensional

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Q. A variable which is declared inside a method is called a________variable

  • (A) Local
  • (B) Static
  • (C) Serial
  • (D) Private

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Q. Two methods with the same name but with different parameters.

  • (A) Loading
  • (B) Duplexing
  • (C) Multiplexing
  • (D) Overloading

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Q. Which file contains configuration data for each unique URl resource used in project?

  • (A) assemblyinfo.cs
  • (B) webapplication.vsdisco
  • (C) global.asax
  • (D) web.config

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