1000+ C Interview Questions and Answers 2023 - 2024 Pdf - 1

Question: 1

What is function prototype?

A function declaration may be called as a function prototype or a function model. The function prototype has four components.

Name of the function

Return value type

Number of parameters

Type of each parameter.

Question: 2

Define a simple C program?

C programs can be very small. ‘C’ programs are made up of functions. A program cannot be written without a function. A function may be predefined or user defined.

Question: 3

What are the types of characters that a control string can have?

The control string of printf() function can take three types of characters.

Ordinary characters

Formatting characters

Escape sequence characters.

Question: 4

Mention the similarities of an array and a pointer?

Arrays and pointers are closely related and

A pointer can be simulated as if it were declared as an array.

Question: 5

What is actual parameters?

Actual parameters are the parameters defined in the calling function and they have the actual values to be passed to the called function.