Q. What is the use of getchar()?

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Q. Which is true?

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Q. What is the return value of putchar()?

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Q. Which is true about function tolower?

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Q. putchar(c) function/macro always outputs character c to the

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Q. The statement prog <infile causes

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Q. What is the difference between %e and %g?

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Q. Escape sequences are prefixed with

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Q. What is the purpose of sprintf?

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Q. The syntax to print a % using printf statement can be done by

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Q. What does this statement printf(“%10s”, state); means?

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Q. What are the Properties of first argument of a printf functions?

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Q. Which of the following function with ellipsis are illegal?

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Q. Which of the following data-types are promoted when used as a parameter for an ellipsis?

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Q. Which header file includes a function for variable number of arguments?

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Q. Which of the following macro extracts an argument from the variable argument list (i.e ellipsis) and advance the pointer to the next argument?

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Q. The type va_list is used in an argument list

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Q. Each call of va_arg

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Q. The standard header _______ is used for variable list arguments (…) in C.

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Q. va_end does whatever

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