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.

Central processing unitComputer operating systemsSupercomputer milestonesSystem registry functionsKernel operationsAndroid applications

Computer Fundamentals and System Concepts Questions

Multiple choice

A front-end processor is usually used in

  1. multi-programming

  2. virtual storage

  3. time-sharing

  4. multi-processing
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A front-end processor is a specialized computer used to offload communication tasks from the main CPU, often associated with virtual storage or network management in older mainframe architectures.

Multiple choice

Super-computers

  1. Are found at thousands of sites around the world

  2. Can now fit on a single silicon chip

  3. Are usually designed to process accounting applications

  4. Are not fast enough for some applications
Reveal answer Fill a bubble to check yourself
D Correct answer
Multiple choice

Which of the following is not a factor affecting the processing capacity or performance of a PC system?

  1. The clock speed of the microprocessor

  2. The revolutions per minute of the printer desk

  3. The primary storage capacity of the processor

  4. The built-in instruction set available to the microprocessor
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The revolutions per minute (RPM) of a printer desk is irrelevant to the processing capacity or performance of a PC system, as it relates to a peripheral device's mechanical speed, not the computer's processing power.

Multiple choice

In acquiring new mainframe hardware, an organization

  1. May choose to rent a machine since this is least expensive acquisition method

  2. May buy the equipment to reduce the risk of technological obsolescence

  3. May lease a machine in order to avoid a large purchase price

  4. May choose to build its own system from bins of integrated circuits
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Leasing is a common financial strategy for organizations to acquire expensive mainframe hardware without the large upfront capital expenditure of a full purchase.

Multiple choice

Which of the following is the correct definition of 'VISTA' which was launched by Microsoft?

  1. It is a new computer program used for the analysis of data received form space centres/satellites.

  2. It is a new operating system useful for personal computers.

  3. It is the brand name of the new computers lauched specially for use in schools and adult education centres in India.

  4. It is a new software developed by Microsoft to be used for medical purpose.

  5. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Windows Vista is a major operating system released by Microsoft, succeeding Windows XP.

Multiple choice

The speed of CPU is measured in

  1. metre/hour

  2. word per minute

  3. hertz

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

CPU clock speed is measured in cycles per second, which is expressed in Hertz (Hz), MHz, or GHz.

Multiple choice

The dimension of chassis depends upon the

  1. number of devices installed inside the chassis

  2. number of slots

  3. memory of computer

  4. none of the above

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The size and dimension of a computer chassis are primarily determined by the number of expansion slots and the form factor of the motherboard.

Multiple choice

What is the role of hardware in computer?

  1. To execute any order given by the user

  2. To execute task given by the user

  3. To interact with user through different interfaces

  4. To make user tension-free
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Hardware provides the physical interface through which users interact with the software and the computer system.