Computer Knowledge

Computer Fundamentals and System Concepts

2,421 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.

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Computer Fundamentals and System Concepts Questions

Multiple choice

Which of the following is a common system maintenance technique?

  1. Software updates

  2. Hardware upgrades

  3. Performance tuning

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

Software updates, hardware upgrades, and performance tuning are all common system maintenance techniques used to keep the system up-to-date with changing requirements, fix defects in the system, and improve the performance and reliability of the system.

Multiple choice

What are the three main components of a robot?

  1. Sensors, actuators, and a controller

  2. A body, a brain, and a heart

  3. A power source, a motor, and a transmission

  4. A computer, a camera, and a microphone
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The three main components of a robot are sensors, actuators, and a controller. Sensors allow the robot to perceive its environment, actuators allow the robot to move and interact with its environment, and the controller coordinates the robot's actions.

Multiple choice

What is the most common type of robot controller?

  1. Microcontrollers

  2. Programmable logic controllers

  3. Personal computers

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

Microcontrollers are the most common type of robot controller. They are small, inexpensive, and powerful computers that are designed to control electronic devices.

Multiple choice

What is the name of the first personal computer?

  1. Altair 8800

  2. Apple I

  3. IBM PC

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

The Altair 8800, introduced in 1975, is considered the first personal computer.

Multiple choice

Which technological advancement led to the development of personal computers?

  1. Transistor

  2. Integrated circuit

  3. Microprocessor

  4. Magnetic disk storage
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The development of the microprocessor in the 1970s led to the creation of personal computers, making computing accessible to individuals and small businesses.

Multiple choice

What was the name of the first electronic computer?

  1. ENIAC

  2. UNIVAC

  3. EDSAC

  4. Manchester Mark I
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

ENIAC (Electronic Numerical Integrator and Computer) was the first electronic computer, developed by John Atanasoff and Clifford Berry at the University of Pennsylvania.

Multiple choice

What was the first personal computer?

  1. Apple I

  2. IBM PC

  3. Commodore PET

  4. TRS-80
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Apple I, designed and hand-built by Steve Jobs and Steve Wozniak, is considered to be the first personal computer.

Multiple choice

What is the term for the miniaturization of electronic components?

  1. Moore's Law

  2. Transistor Revolution

  3. Integrated Circuit Revolution

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

Moore's Law, named after Gordon Moore, co-founder of Intel, refers to the observation that the number of transistors on a microchip doubles about every two years, leading to exponential growth in computing power.

Multiple choice

What was the name of the first general-purpose electronic computer?

  1. ENIAC

  2. UNIVAC

  3. IBM 701

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

ENIAC (Electronic Numerical Integrator and Computer) was the first general-purpose electronic computer, developed in the United States during World War II.

Multiple choice

What is the role of a GPU's compute units?

  1. To execute instructions

  2. To perform arithmetic and logical operations

  3. To handle data movement

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

GPU's compute units are responsible for executing instructions, performing arithmetic and logical operations, and handling data movement.

Multiple choice

What was the name of the first personal computer?

  1. Apple I

  2. Altair 8800

  3. IBM PC

  4. Commodore 64
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Altair 8800 was the first personal computer, introduced in 1975.

Multiple choice

What was the name of the first microprocessor?

  1. Intel 4004

  2. Intel 8080

  3. Motorola 6800

  4. Zilog Z80
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Intel 4004 was the first microprocessor, introduced in 1971.

Multiple choice

What was the name of the first commercially successful personal computer?

  1. Apple II

  2. Commodore PET

  3. TRS-80

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

The Apple II was the first commercially successful personal computer, introduced in 1977.

Multiple choice

Which of these is considered the first mechanical computer?

  1. ENIAC

  2. Babbage's Analytical Engine

  3. Jacquard Loom

  4. Pascaline
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Babbage's Analytical Engine, designed by Charles Babbage in the 19th century, is widely regarded as the first mechanical computer, as it incorporated the concept of programmability and the ability to perform complex calculations.

Multiple choice

What was the name of the first personal computer?

  1. Apple I

  2. Altair 8800

  3. IBM PC

  4. Commodore 64
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The Altair 8800, introduced in 1975, is considered the first personal computer.