Which header file is required for file operations in C?

A. stdio.h

B. stdlib.h

C. string.h

D. conio.h

Answer: Option A

File I/O functions like fopen(), fread(), etc., are declared in stdio.h.

1

Which of the following is the correct syntax to output 'Hello World' in C?

A. print('Hello World');

B. System.out.println('Hello World');

C. echo 'Hello World';

D. printf("Hello World");

2

Which header file is required for using the printf function?

A. conio.h

B. stdio.h

C. math.h

D. string.h

3

Which of the following is used for a single-line comment in C?

A. # Comment

B. // Comment

D. /* Comment */

4

Which data type is used to store a single character?

A. char

B. int

C. float

D. double

5

What will be the output of: printf("%d", 10 + 5 * 2);?

A. 30

B. 20

C. 25

D. None

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Which header file is required for file operations in C?

1

Which of the following is the correct syntax to output 'Hello World' in C?

2

Which header file is required for using the printf function?

3

Which of the following is used for a single-line comment in C?

4

Which data type is used to store a single character?

5

What will be the output of: printf("%d", 10 + 5 * 2);?

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Which header file is required for file operations in C?

1 Which of the following is the correct syntax to output 'Hello World' in C?

2 Which header file is required for using the printf function?

3 Which of the following is used for a single-line comment in C?

4 Which data type is used to store a single character?

5 What will be the output of: printf("%d", 10 + 5 * 2);?

Categories

Random Posts

Social Media

1

Which of the following is the correct syntax to output 'Hello World' in C?

2

Which header file is required for using the printf function?

3

Which of the following is used for a single-line comment in C?

4

Which data type is used to store a single character?

5

What will be the output of: printf("%d", 10 + 5 * 2);?