Variable Length Argument MCQ

Test your knowledge with important Variable Length Argument MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Variable Length Argument MCQs at Bissoy

• What is the purpose of va_end?
  ক

  Cleanup is necessary

  খ

  Must be called before the program returns

  গ

  Cleanup is necessary & Must be called before the program returns

  ঘ

  None of the mentioned
• Each call of va_arg _______
  ক

  Returns one argument

  খ

  Steps va_list variable to the next

  গ

  Returns one argument & Steps va_list variable to the next

  ঘ

  None of the mentioned
• In a variable length argument function, the declaration “…” can _______
  ক

  Appear anywhere in the function declaration

  খ

  Only appear at the end of an argument list

  গ

  Nothing

  ঘ

  None of the mentioned
• The type va_list in an argument list is used ________
  ক

  To declare a variable that will refer to each argument in turn;

  খ

  For cleanup

  গ

  To create a list

  ঘ

  There is no such type
• Which of the following macro extracts an argument from the variable argument list (ie ellipsis) and advance the pointer to the next argument?
  ক

  va_list

  খ

  va_arg

  গ

  va_end

  ঘ

  va_start
• Which header file includes a function for variable number of arguments?
  ক

  stdlib.h

  খ

  stdarg.h

  গ

  ctype.h

  ঘ

  both stdlib.h and stdarg.h
• Which of the following data-types are promoted when used as a parameter for an ellipsis?
  ক

  char

  খ

  short

  গ

  int

  ঘ

  none of the mentioned
• Which of the following function with ellipsis are illegal?
  ক

  void func(…);

  খ

  void func(int, …);

  গ

  void func(int, int, …);

  ঘ

  none of the mentioned