What Are The 3 Main Parts Of A Computer And Their Functions?

by | Last updated on January 24, 2024

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Created by Pamela Fox. At a high level, all computers are made up of a

processor (CPU), memory, and input/output devices

. Each computer receives input from a variety of devices, processes that data with the CPU and memory, and sends results to some form of output.

What are the 4 main parts of a computer?

What are the names for the parts of a computer? Moz: The names of the four most important parts are –

CPU, Monitor, Keyboard, and Mouse

.

What are the main parts of a computer and their functions?

  • The computer case. This is the part that holds all of the internal components to make up the computer itself. …
  • Motherboard. …
  • CPU: Central Processing Unit. …
  • RAM: Random Access Memory. …
  • Graphics Card. …
  • Sound Card. …
  • Hard Drive. …
  • SSD: Solid State Drive.

What are the main part of a computer?

Every computer comprises 5 basic parts, namely,

a motherboard

, a central processing unit, a graphics processing unit, a random access memory, and a hard disk or solid-state drive.

What are the 20 computer parts?

  • Motherboard.
  • Central Processing Unit (CPU)
  • Power Supply.
  • Random Access Memory (RAM)
  • Hard Disk Drive (HDD)
  • Video Card.
  • Solid-State Drive (SSD)
  • Optical Disc Drive (e.g. BD drive, DVD drive, CD drive)

What are the 10 parts of computer?

  • Memory.
  • Hard Drive or Solid State Drive.
  • Video card.
  • Motherboard.
  • Processor.
  • Power Supply.
  • Monitor.
  • Keyboard and Mouse.

What are the 3 types of CPU?

  • Single-core CPU. It is the oldest type of CPU which is available and employed in most of the personal and official computers. …
  • Dual-core CPU. …
  • Quad-core CPU. …
  • Hexa Core processors. …
  • Octa-core processors. …
  • Deca-core processor.

Which part is heart of computer?


The CPU, or rather microprocessor

, is the heart of any computer system. The microprocessor calculates, performs logical operations and manages data flows by reading instructions from memory and then executing them.

What is RAM and ROM in computer?


RAM, which stands for random access memory

, and ROM, which stands for read-only memory, are both present in your computer. RAM is volatile memory that temporarily stores the files you are working on. ROM is non-volatile memory that permanently stores instructions for your computer. Find out more about RAM.

What is computer block diagram?

A block diagram is

a diagram of a system in which the principal parts or functions are represented by blocks connected by lines that show the relationships of the blocks

. They are heavily used in engineering in hardware design, electronic design, software design, and process flow diagrams.

Which Cannot be done by a computer?


Accept the output

cannot be done by a computer.

What is the first computer?

The first modern electronic digital computer was called

the Atanasoff–Berry computer, or ABC

. … The first mechanical computer, The Babbage Difference Engine, was designed by Charles Babbage in 1822. The ABC was the basis for the modern computer we all use today.

What are the 10 examples of hardware?

  • Monitor.
  • Motherboard.
  • CPU(Microprocessor)
  • Main memory(RAM)
  • Expansion cards.
  • Power supply unit.
  • Optical disc drive.
  • Hard disk drive (HDD)

What are the 12 parts of computer?

  • Motherboard.
  • CPU.
  • RAM.
  • GPU (Video Card)
  • Storage (Mechanical Hard Disk or SSD)
  • Power Supply.
  • Computer Monitor.
  • Keyboard.

What are the 5 types of hardware?

There are five main hardware components in a computer system:

Input, Processing, Storage, Output and Communication devices

.

What are the 8 parts of computer?

  • Motherboard. The motherboard is an important computer component because it’s what everything else connects to! …
  • Power Supply. …
  • Central Processing Unit (CPU) …
  • Random-access Memory (RAM) …
  • Hard Disk Drive / Solid State Drive. …
  • Video Card. …
  • Optical Drives.
Charlene Dyck
Author
Charlene Dyck
Charlene is a software developer and technology expert with a degree in computer science. She has worked for major tech companies and has a keen understanding of how computers and electronics work. Sarah is also an advocate for digital privacy and security.