C Programming

What is the syntax for declaring a variable in C?

Datatype variableName;

VariableName datatype;

VariableName = datatype;

Datatype = variableName;

What is the output of the following code?\n\n#include \n\nint main() {\n int x = 5;\n printf(\

Which operator is used to access the value at a specific memory address in C?

The '*' operator is used to access the value at a specific memory address in C. It is called the 'dereference' or 'indirection' operator.

What is the result of the following expression?\n\n10 / 3

3.33

3.3333

3.333333

Which header file should be included to use the printf() function in C?

Stdio.h

Math.h

Stdlib.h

String.h

What is the correct way to comment a single line in C?

// This is a comment

/* This is a comment */

# This is a comment

-- This is a comment

What is the purpose of the 'return' statement in a C program?

To end the execution of a function and return a value

To print output to the console

To declare a variable

To include a header file

What is the correct way to declare a constant in C?

Const datatype CONSTANT_NAME = value;

Datatype CONSTANT_NAME = value;

CONSTANT_NAME = value;

Value = CONSTANT_NAME;

What is the output of the following code?\n\n#include \n\nint main() {\n int I;\n for (i = 0; I < 5; i++) {\n printf(\

0 1 2 3 4

1 2 3 4 5

0 1 2 3

1 2 3 4

Which operator is used to access the address of a variable in C?

The '&' operator is used to access the address of a variable in C. It is called the 'address-of' operator.

What is the result of the following expression?\n\n5 + 3 * 2

Which header file should be included to use the scanf() function in C?

Stdio.h

Math.h

Stdlib.h

String.h

What is the correct way to comment multiple lines in C?

/* This is a comment */

// This is a comment

# This is a comment

-- This is a comment

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