C# (C Sharp) MCQs with answers Page - 12

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Q. The controls available in the tool box of the ______ are used to create the user interface of a web based application.

  • (A) Microsoft visual studio IDE
  • (B) Application window
  • (C) Web forms
  • (D) None of the above

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Q. Web Forms consists of a _______ and a _________ .

  • (A) Template, Component
  • (B) CLR, CTS
  • (C) HTML Forms, Web services
  • (D) Windows, desktop

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

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

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Q. The scope of a variable depends on the ____________ and _________.

  • (A) Main method, place of its declaration
  • (B) Type of the variable, console
  • (C) compiler, main
  • (D) Type of the variable, place of its declaration

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Q. Which of the following can be facilitated by the Inheritance mechanism?
1 Use the existing functionality of base class.
2 Override the existing functionality of base class.
3 Implement new functionality in the
derived class.
4 Implement polymorphic behaviour.
5 Implement containership.

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

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Q. How can you prevent inheritance from a class in C#.NET ?

  • (A) Declare the class as shadows.
  • (B) Declare the class as overloads.
  • (C) Declare the class as seal
  • (D) None of these

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Q. A class implements two interfaces each containing three methods. The class contains no instance data. Which of the following correctly indicate the size of the object created from this class?

  • (A) 12 bytes
  • (B) 24 bytes
  • (C) 0 byte
  • (D) 8 bytes

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Q. Which of the following statements is correct about Interfaces used in C#.NET?

  • (A) All interfaces are derived from an Object class.
  • (B) Interfaces can be inherited.
  • (C) All interfaces are derived from an Object interface.
  • (D) Interfaces can contain only method declaration.

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Q. Which of the following statements is correct about an interface used in C#.NET?

  • (A) If a class implements an interface partially, then it should be an abstract class.
  • (B) Class cannot implement an interface partially.
  • (C) An interface can contain static methods.
  • (D) An interface can contain static data.

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Q. Which of the following statements is correct about an interface?

  • (A) One interface can be implemented in another interface.
  • (B) An interface can be implemented by multiple classes in the same program.
  • (C) A class that implements an interface can explicitly implement members of that interface.
  • (D) The functions declared in an interface have a body.

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