C++ MCQs with answers Page - 51

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Q. What will happen if a class is not having any name?

  • (A) It is not allowed.
  • (B) It cannot have a destructor.
  • (C) It cannot have a constructor.
  • (D) Both B and C.

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Q. Which inheritance type is used in the class given below?
class A : public X, public Y
{}

  • (A) Hierarchical Inheritance
  • (B) Hybrid inheritance
  • (C) Multiple inheritance
  • (D) Multilevel inheritance

A

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Q. Which one of the following is correct about the statements given below?
1. All function calls are resolved at compile-time in Procedure Oriented Programming.
2. All function calls are resolved at compile-time in OOPS.

  • (A) Only II is correct.
  • (B) Both I and II are correct.
  • (C) Only I is correct.
  • (D) Both I and II are incorrect.

A

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Q. Which of the following is an invalid visibility label while inheriting a class?

  • (A) private
  • (B) friend
  • (C) protected
  • (D) public

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Q. Which of the following concepts means adding new components to a program as it runs?

  • (A) Dynamic loading
  • (B) Dynamic binding
  • (C) Dynamic typing
  • (D) Data hiding

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Q. Which of the following statement is correct?

  • (A) A constructor is called at the time of use of a class.
  • (B) A constructor is called at the time of declaration of a class.
  • (C) A constructor is called at the time of use of an object.
  • (D) A constructor is called at the time of declaration of an object.

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Q. Which of the following correctly describes overloading of functions?

  • (A) Pseudo polymorphism
  • (B) Ad-hoc polymorphism
  • (C) Transient polymorphism
  • (D) Virtual polymorphism

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Q. Which of the following approach is adapted by C++?

  • (A) Left-right
  • (B) Right-left
  • (C) Bottom-up
  • (D) Top-down

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Q. Which of the following is correct about function overloading?

  • (A) The number of argument is same.
  • (B) The types of arguments are different.
  • (C) The order of argument is different.
  • (D) Both B and C.

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Q. Which of the following operators cannot be overloaded?

  • (A) *
  • (B) ?:
  • (C) ->
  • (D) []

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