C Programming Knowledge Quiz
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Questions and Answers

Which of the following is a valid way to declare a one-dimensional array in C?

  • int array[5]; (correct)
  • array = int[5];
  • int array = [5];
  • array[5] = int[];

    • What is the output of the following code snippet in C? int x = 5; printf("%d", x++);

  • 5 (correct)
  • Compiler error
  • 6
  • Undefined behavior

    • Which of the following is true about the 'switch' statement in C?

  • The 'default' case is optional (correct)
  • It allows multiple case labels to match a single expression
  • The 'break' statement is mandatory for each case
  • It can be used with float and double data types

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