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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Q. Which of the following is NOT a delimiter for an input in scanf?

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Q. If the conversion characters of int d, i, o, u and x are preceded by h, it indicates?

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Q. Which of the following doesn’t require an & for the input in scanf?

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Q. Which of the following is an invalid method for input?

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Q. Which of the following represents the function for scanf?

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Q. scanf returns as its value

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Q. int sscanf(char *string, char *format, arg1, arg2, …)

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Q. The conversion characters d, i, o, u, and x may be preceded by h in scanf to indicate

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Q. The first and second arguments of fopen are

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Q. For binary files, a ___ must be appended to the mode string.

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Q. If there is any error while opening a file, fopen will return

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