C Fundamentals MCQ

Test your knowledge with important C Fundamentals MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more C Fundamentals MCQs on Bissoy. Bissoy App

• What is the difference between a declaration and a definition of a variable?
  ক

  Both can occur multiple times, but a declaration must occur first.

  খ

  A definition occurs once, but a declaration may occur many times.

  গ

  Both can occur multiple times, but a definition must occur first.

  ঘ

  A declaration occurs once, but a definition may occur many times.

  ঙ

  There is no difference between them.
• Which of following is not a valid name for a C variable?
  ক

  Examveda

  খ

  Exam_veda

  গ

  Exam veda

  ঘ

  Both A and B

  ঙ

  None of these
• Which is the only function all C programs must contain?
  ক

  start()

  খ

  system()

  গ

  main()

  ঘ

  printf()

  ঙ

  getch()
• What is the correct value to return to the operating system upon the successful completion of a program?
  ক

  1

  খ

  -1

  গ

  0

  ঘ

  Program do no return a value.

  ঙ

  2
• If integer needs two bytes of storage, then maximum value of an unsigned integer is
  ক

  2¹⁶ – 1

  খ

  2¹⁵ – 1

  গ

  2¹⁶

  ঘ

  2¹⁵

  ঙ

  None of these
• A C variable cannot start with
  ক

  A number

  খ

  A special symbol other than underscore

  গ

  Both of the above

  ঘ

  An alphabet
• Which one of the following is not a reserved keyword for C?
  ক

  auto

  খ

  case

  গ

  main

  ঘ

  default

  ঙ

  register
• Standard ANSI C recognizes ______ number of keywords?
  ক

  30

  খ

  32

  গ

  24

  ঘ

  36

  ঙ

  40
• C was primarily developed as
  ক

  System programming language

  খ

  General purpose language

  গ

  Data processing language

  ঘ

  None of the above.
• C programs are converted into machine language with the help of
  ক

  An Editor

  খ

  A compiler

  গ

  An operating system

  ঘ

  None of these.
• C Language developed at _________?
  ক

  AT & T's Bell Laboratories of USA in 1972

  খ

  AT & T's Bell Laboratories of USA in 1970

  গ

  Sun Microsystems in 1973

  ঘ

  Cambridge University in 1972
• Who is father of C Language?
  ক

  Bjarne Stroustrup

  খ

  James A. Gosling

  গ

  Dennis Ritchie

  ঘ

  Dr. E.F. Codd