C++ MCQs with answers Page - 8

Here, you will find a collection of MCQ questions on C++. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. How much bytes of memory does void occupy?

  • (A) 0
  • (B) 1
  • (C) 2
  • (D) 4

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Q. Why are comments used?

  • (A) Make the program run faster
  • (B) To help others read & understand the program
  • (C) Increase the size of the executable program
  • (D) Make a program compile easier

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Q. Identify the storage classes that have global visibility.

  • (A) extern
  • (B) auto
  • (C) register
  • (D) static

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Q. Choose the option below which is not a member of class.

  • (A) Friend function
  • (B) Static function
  • (C) Virtual function
  • (D) Const function

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Q. Total types of constructors in C++ are?

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

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Q. What is the number of parameters that a default constructor requires?

  • (A) 0
  • (B) 1
  • (C) 2
  • (D) 3

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Q. What does a C++ class hold?

  • (A) Function
  • (B) Data
  • (C) Arrays
  • (D) Both a and b

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Q. Data members and member functions of a class are private by.default. True or False?

  • (A) True
  • (B) False
  • (C) Depends on code
  • (D) None

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Q. Under which pillar of OOPS does base class and derived class relationship come?

  • (A) Polymorphism
  • (B) Inheritance
  • (C) Encapsulation
  • (D) Abstraction

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