C++ MCQs with answers Page - 113

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Q. When a virtual function is redefined by the derived class, it is called___________.

  • (A) Overloading
  • (B) Overriding
  • (C) Rewriting
  • (D) All of these

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Q. While overloading binary operators using member function, it requires ___ argument/s.

  • (A) Zero
  • (B) One
  • (C) Two
  • (D) Three

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Q. For automatic objects, constructors and destructors are called each time the objects

  • (A) enter and leave scope
  • (B) inherit parent class
  • (C) are constructed
  • (D) are destroyed

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Q. Which operation is used as Logical 'AND'

  • (A) Operator-&
  • (B) Operator-
  • (C) Operator-&&
  • (D) Operator +

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Q. When an ADT is implemented as a C++ class, which of the following should normally be true?

  • (A) Member functions are private, member variables are public
  • (B) Member functions are public, member variables are private
  • (C) Member functions as well as member variables are private
  • (D) Member functions as well as member variables are public

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Q. Variable that are listed in function's calls are called

  • (A) Actual parameter
  • (B) Declared parameter
  • (C) Passed parameter
  • (D) None

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Q. Which operations don’t throw anything?

  • (A) Operations which are reversible
  • (B) Operations which are irreversible
  • (C) Operations which are static
  • (D) Operations which are dynamic

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Q. Which interface in the container is required for storage management?

  • (A) Memory management
  • (B) Allocator interface
  • (C) Memory interface
  • (D) None of the mentioned

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Q. How can the member functions in the container be accessed?

  • (A) Iterator
  • (B) Indirect
  • (C) Both Iterator & Indirect
  • (D) None of the mentioned

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Q. In which type of storage location are the vector members stored?

  • (A) Contiguous storage locations
  • (B) Non-contiguous storage locations
  • (C) Contiguous & Non-contiguous storage locations
  • (D) None of the mentioned

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