function tolower(c) defined in library <ctype.h> works for ___________

Related MCQs

• In the standard library of C programming language, which of the following header file is designed for basic mathematical operations?
• Which of the following is a User-defined data type?
• A variable declared in a function can be used in main().
• In expression i = g() + f(), first function called depends on __________
• What is the scope of a function?
• Which of the following function with ellipsis are illegal?
• Which header file includes a function for variable number of arguments?
• In a variable length argument function, the declaration “…” can _______
• Which of the following represents the function for scanf()?
• What does scanf() function return?