Basic C Programming Concepts

What does C stand for in programming?

• C for JavaScript

• C programming language

• C++ programming language

• C# programming language

What is the correct syntax to include a header file in C?

• #include {header_file}

• import header_file;

• #include

• #include or #include "header_file"

How do you declare a variable in C?

• To declare a variable in C, use the syntax: type variable_name; e.g., int x;.

• int x = 0;

• declare int x;

• var x int;

What is the purpose of the main() function in C?

• The main() function is the entry point of a C program.

• The main() function is responsible for error handling in C.

• The main() function handles memory allocation in C.

• The main() function is used for defining global variables.

How do you write a comment in C?

• Use '/* comment' for multi-line comments

• Use '#' for comments

• Use '//' for single-line comments and '/* comment */' for multi-line comments.

• Use '//' for multi-line comments

What is the output of printf("%d", 5 + 3);?

• 6

• 10

• 8

• 9

What is a loop in C and name two types of loops?

• do while loop

• for loop, while loop

• foreach loop

• repeat until loop

How do you define a function in C?

• functionName(parameterType parameterName) => { // function body }

• returnType functionName(parameterType parameterName) { // function body }

• functionName(parameterType) { // function body }

• returnType functionName { // function body }

What is the difference between '==' and '=' in C?

• Both '=' and '==' are used for assignment.

• '==' is used for declaring variables; '=' is for comparison.

• '=' is for assignment; '==' is for comparison.

• '=' is for comparison; '==' is for assignment.

What is an array in C and how is it declared?

• An array in C is declared using the syntax: 'type name[size];' e.g., 'int arr[10];'.

• An array in C is declared as 'array type[size];'.

• An array in C can only hold integers.

• An array in C is a function that returns multiple values.