Functions in C (original) (raw)

• A block of code that performs a specific task.
• A preproccessor directive

Which of the following is the correct way to declare a function in C?

In C, what is the meaning of following **function prototype with empty parameter list.

C `

void fun();

`

• Function can only be defined without any parameter.
• Function can be defined with any number of parameters of any types.
• Function can be defined with any number of integer parameters.
• Function can be defined with one integer parameter.

What keyword is used to return a value from a function?

What is the purpose of function prototypes in C?

• To declare functions before use

Which of the following statements about function arguments is FALSE?

• Arguments are passed by value by default in C
• You can pass arrays to functions
• C allows passing functions as arguments
• Arguments can be modified directly in the caller

What happens if a function is called before it is defined and declared?

• The program will run normally
• A runtime error will occur
• A compiler error will occur
• The function will be skipped

Which of the following can be used to achieve "pass by reference" in C?

Which function is always called when a C program starts execution?

Identify the correct statement about the void return type.

• void means the function returns an int
• void means the function can return anything
• void means the function does not return any value
• void is used to skip a function call

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