C Programming MCQs with answers Page - 4

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

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Q. What is Keywords?

  • (A) keywords have some predefine meanings and these meanings can be changed.
  • (B) keywords have some unknown meanings and these meanings cannot be changed.
  • (C) keywords have some predefine meanings and these meanings cannot be changed.
  • (D) none of the above

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Q. What is constant?

  • (A) constants have fixed values that do not change during the execution of a program
  • (B) constants have fixed values that change during the execution of a program
  • (C) constants have unknown values that may be change during the execution of a program
  • (D) none of the above

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Q. Which is the right way to declare constant in C?

  • (A) int constant var =10;
  • (B) int const var = 10;
  • (C) const int var = 10;
  • (D) b & c both

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Q. Which operators are known as Ternary Operator?

  • (A) ::, ?
  • (B) ?, :
  • (C) ?, ;;
  • (D) none of the above

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Q. In switch statement, each case instance value must be _______?

  • (A) constant
  • (B) variable
  • (C) special symbo
  • (D) none of the above

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Q. What is the work of break keyword?

  • (A) halt execution of program
  • (B) restart execution of program
  • (C) exit from loop or switch statement
  • (D) none of the above

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Q. What is function?

  • (A) function is a block of statements that perform some specific task.
  • (B) function is the fundamental modular unit. a function is usually designed to perform a specific task.
  • (C) function is a block of code that performs a specific task. it has a name and it is reusable
  • (D) all the above

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Q. Which one of the following sentences is true ?

  • (A) the body of a while loop is executed at least once.
  • (B) the body of a do ... while loop is executed at least once.
  • (C) the body of a do ... while loop is executed zero or more times.
  • (D) a for loop can never be used in place of a while loop.

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Q. A binary tree with 27 nodes has _______ null branches.

  • (A) 54
  • (B) 27
  • (C) 26
  • (D) none of the above

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Q. Which one of the following is not a linear data structure?

  • (A) array
  • (B) binary tree
  • (C) queue
  • (D) stack

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