Computer Science MCQS

Computer Science MCQ with detailed explanations for students & freshers preparing for entrance exams, various tests, interviews, competitive exams like GATE exam, interview, competitive examination and entrance exam.

📚 Table of Content

Which of the following is a private IP address?

A. 12.0.0.1

B. 192.168.1.1

C. 172.33.0.1

D. 200.1.1.1

Correct answer is: B. 192.168.1.1

The process of converting data into an unreadable format for security is:

A. Decryption

B. Encryption

C. Compression

D. Transmission

Correct answer is: B. Encryption

Which of the following is NOT an Operating System?

A. Linux

B. Oracle

C. DOS

D. Unix

Correct answer is: B. Oracle

The first sector of the hard disk is called:

A. Boot Sector

B. Master Boot Record (MBR)

C. FAT

D. Kernel

Correct answer is: B. Master Boot Record (MBR)

What is the core of the Linux operating system?

A. Shell

B. Kernel

C. Terminal

D. GUI

Correct answer is: B. Kernel

A situation where two processes are waiting for each other to release resources is:

A. Starvation

B. Deadlock

C. Paging

D. Spooling

Correct answer is: B. Deadlock

Which file system is natively used by Windows 10/11?

A. FAT32

B. NTFS

C. HFS

D. EXT4

Correct answer is: B. NTFS

The process of loading the OS into memory is known as:

A. Starting

B. Booting

C. Formatting

D. Processing

Correct answer is: B. Booting

The IPv4 address is composed of how many bits?

A. 16 bits

B. 32 bits

C. 64 bits

D. 128 bits

Correct answer is: B. 32 bits

Which shortcut key is used to open Task Manager in Windows?

A. Ctrl+Alt+Del

B. Ctrl+Shift+Esc

C. Alt+F4

D. Win+R

Correct answer is: B. Ctrl+Shift+Esc