C++ MCQs with answers Page - 47

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. Which punctuator is used to group a set of C++ statements?

  • (A) /
  • (B) ()
  • (C) []
  • (D) {}

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Q. Redirection redirects

  • (A) A file from a device to a stream
  • (B) A stream from a file to the screen
  • (C) A device from the screen to a file
  • (D) Screen from a device to a stream

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Q. Memorizing the new items used in C++ is

  • (A) Something you can return to later
  • (B) The key to wealth and success
  • (C) Completely irrelevant
  • (D) Critically important

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Q. The scope resolution operator usually

  • (A) Limits the visibility of variables to a certain function
  • (B) Tells what base class is derived from
  • (C) Specifies a particular class
  • (D) Providing a useful conceptual frame work

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Q. An enumerated data type brings together a group of

  • (A) Constant values, integers with user defined names
  • (B) Items of different data type
  • (C) Related data type
  • (D) All of these

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Q. A variable defined within a block is visible

  • (A) Throughout the function
  • (B) From the point of definition on ward in the program
  • (C) From the point of definition on ward in the function
  • (D) From the point of definition onward in the block

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Q. The member function can always access the data in

  • (A) The object of which is a member
  • (B) The class of which it is member
  • (C) The public part of its class
  • (D) Any object of the class of which it is a member

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Q. In a stock, the data item placed on the stack first is

  • (A) The last data item to be removed
  • (B) The first data item to be removed
  • (C) Not given as index number
  • (D) Given as index zero

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Q. Breaking a program into several files is desirable because

  • (A) A program can be divided functionally
  • (B) Some files don’t need to be recompiled each time
  • (C) Each programmer can work on a separate file
  • (D) Files can be marketed in object form

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Q. Copy constructor is invoked when a/an

  • (A) Function returns by value
  • (B) Function returns for reference
  • (C) Argument is passed by reference
  • (D) Argument is passed by value

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