Computer Knowledge

Computer Fundamentals and System Concepts

2,255 Questions

Computer fundamentals and system concepts questions cover core hardware components, operating systems, and historical computer milestones. Topics include the kernel, central processing unit, and basic computing terminology. These foundational questions are strictly essential for scoring well in computer knowledge sections.

Central processing unitComputer operating systemsSupercomputer milestonesSystem registry functionsKernel operationsAndroid applications

Computer Fundamentals and System Concepts Questions

Multiple choice

What is the function of the arithmetic logic unit (ALU) in a computer system?

  1. To perform arithmetic operations.

  2. To perform logical operations.

  3. Both of the above.

  4. None of the above.
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The function of the arithmetic logic unit (ALU) in a computer system is to perform arithmetic operations and logical operations.

Multiple choice

What is the name of India's first indigenous supercomputer?

  1. Param Padma

  2. Param Yuva

  3. Param Ananta

  4. Param Brahma
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Param Padma was India's first indigenous supercomputer, developed by the Centre for Development of Advanced Computing (C-DAC).

Multiple choice

Which of the following is NOT a common type of malware?

  1. Virus

  2. Worm

  3. Trojan horse

  4. Antivirus software
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Antivirus software is not a type of malware. It is a software program designed to protect computers from malware infections.

Multiple choice

What is malware?

  1. A type of software that is designed to damage or disable computer systems

  2. A type of software that is designed to steal personal information

  3. A type of software that is designed to disrupt computer systems

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Malware is a type of software that is designed to damage or disable computer systems, steal personal information, or disrupt computer systems.

Multiple choice

What is the name of India's first supercomputer dedicated to weather and climate research?

  1. Cray XC40

  2. Cray XC30

  3. Cray XC50

  4. Cray XC60
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Cray XC40 is India's first supercomputer dedicated to weather and climate research, installed in 2018.

Multiple choice

What was the first computer?

  1. The ENIAC

  2. The UNIVAC

  3. The IBM 701

  4. The CDC 6600
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The ENIAC (Electronic Numerical Integrator and Computer) was the first electronic computer. It was built by John Atanasoff and Clifford Berry at the University of Pennsylvania and was completed in 1946.

Multiple choice

What was the first personal computer?

  1. The Altair 8800

  2. The TRS-80

  3. The Apple II

  4. The IBM PC
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Altair 8800 was the first personal computer. It was introduced in 1975 by MITS (Micro Instrumentation and Telemetry Systems).

Multiple choice

Which of the following is NOT a type of computer application?

  1. Word processing

  2. Spreadsheet

  3. Database

  4. Operating system
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

An operating system is a system software that manages computer hardware and software resources and provides common services for computer programs.

Multiple choice

Which of the following is NOT a type of computer software?

  1. System software

  2. Application software

  3. Firmware

  4. Hardware
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Hardware is the physical components of a computer, not a type of computer software.

Multiple choice

Which of the following is NOT a type of computer hardware?

  1. Processor

  2. Memory

  3. Storage

  4. Software
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Software is not a type of computer hardware.

Multiple choice

What was the name of the first computer algebra system?

  1. REDUCE

  2. MACSYMA

  3. Scratchpad

  4. Axiom
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

REDUCE was the first computer algebra system, developed in the early 1960s.

Multiple choice

What is the primary function of a computer's central processing unit (CPU)?

  1. To store data

  2. To perform calculations and control the flow of information

  3. To connect to the internet

  4. To display information on a screen
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The CPU is the brain of the computer, responsible for executing instructions, performing calculations, and controlling the flow of information between different components.

Multiple choice

What is the term for a computer program that can perform tasks without human intervention?

  1. Artificial intelligence

  2. Virtual reality

  3. Augmented reality

  4. Machine learning
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Artificial intelligence (AI) refers to the ability of computer systems to perform tasks that typically require human intelligence, such as understanding natural language, recognizing patterns, and making decisions.

Multiple choice

What is the purpose of a computer's operating system?

  1. To manage the computer's hardware and software resources

  2. To store data

  3. To connect to the internet

  4. To display information on a screen
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

An operating system is a software that manages the computer's hardware and software resources, such as memory, storage, and input/output devices, and provides a platform for running application programs.

Multiple choice

What is the main purpose of a computer?

  1. To process data

  2. To store data

  3. To communicate with other computers

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

A computer is a machine that can be programmed to carry out a set of instructions. It can process data, store data, and communicate with other computers.