Class 11th Computer Science
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ALL SUBJECTS PREMIUM BOOKS πŸ“š

Start your preparation for the new session 2025–26 with the best books! Read these books thoroughly and solve all questions β€” scoring 90–95% is very achievable (but only if you complete them fully)!

Updated as per the 2025–26 syllabus


Class 9th - https://tinyurl.com/Class9th2026

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Class 12th - https://tinyurl.com/Class12th2026

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🚨 πŸ”₯ Atom Bomb & VVIQ for Session 2025-26 is finally here πŸ”₯ 🚨

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Class 9th- https://tinyurl.com/9th-AtomBomb
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Class 12th - https://tinyurl.com/12th-AtomBomb

VERY VERY IMPORTANT QUESTIONS πŸ‘‡

Class 9th- https://tinyurl.com/9th-VVIQ
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The Sample Question Papers for classes X and XII for the academic session 2025-26 are now available at the following links:

Class X - https://cbseacademic.nic.in/SQP_CLASSX_2025-26.html

Class XII - https://cbseacademic.nic.in/SQP_CLASSXII_2025-26.html

Best BOOK PDFs - https://t.me/free_study_materials_pdf/243
πŸ“š Quiz Time! 🎯

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Which of the following is considered the 'brain' of the computer?
Anonymous Quiz
5%
RAM
3%
Hard Disk
85%
CPU
7%
Motherboard
Which component of the CPU is responsible for performing arithmetic and logical operations?
Anonymous Quiz
19%
Control Unit (CU)
75%
Arithmetic Logic Unit (ALU)
3%
Memory Unit (MU)
2%
Registers
Which of the following is an example of an input device?
Anonymous Quiz
13%
Monitor
15%
Printer
70%
Keyboard
2%
Speakers
πŸ™1
Software that helps the computer to manage its own resources is called:
Anonymous Quiz
30%
Application Software
23%
Utility Software
45%
System Software
1%
Firmware
Which type of memory is volatile, meaning its contents are lost when the power is turned off?
Anonymous Quiz
28%
ROM
58%
RAM
8%
SSD
6%
Hard Disk
An operating system is an example of which type of software?
Anonymous Quiz
23%
Application Software
73%
System Software
3%
Malware
1%
Freeware
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The set of instructions that tells the computer what to do is known as:
Anonymous Quiz
8%
Hardware
53%
Software
27%
CPU
12%
I/O Device
Which part of the CPU directs and coordinates most of the operations in the computer?
Anonymous Quiz
24%
ALU
14%
Register
5%
Cache
57%
Control Unit (CU)
Which of the following is an example of secondary storage?
Anonymous Quiz
31%
RAM
21%
Cache Memory
11%
Registers
38%
Solid State Drive (SSD)
πŸ‘1
πŸŽ‰ Quiz Completed! πŸ†
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πŸ“š Quiz Time! 🎯

Get ready for today's quiz questions! πŸ“

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❀1
The physical components of a computer system are called:
Anonymous Quiz
21%
Software
11%
Firmware
63%
Hardware
5%
Liveware
Which of the following is NOT a primary function of an Operating System?
Anonymous Quiz
6%
Memory Management
16%
Process Management
20%
Device Management
59%
Web Browse
In the memory hierarchy, which is the fastest memory?
Anonymous Quiz
34%
RAM
5%
Hard Disk
24%
CPU Registers
37%
Cache Memory
πŸ‘Œ1
Which software translates and executes a program line-by-line?
Anonymous Quiz
27%
Compiler
55%
Interpreter
14%
Assembler
4%
Linker