Tech-Wonders.com

Menu
  • Apps
  • How To
  • Gadgets
    • Mobile
  • Software
  • Technology
  • Sitemap
  • Contact Us

Tech-Wonders.com » Computers

Parts of a Computer Explained

Computer is an electronic device that does arithmetic and logical works. Logical means decision making and it has two values – true or false. It can also attributed as a Commonly Operated Machine Particularly Used for Technical and Educational Research.
Main advantages of computers are:

  • It is very fast.
  • It gives accurate values.
  • It has good memory.

Parts of a Computer:

There are 3 main parts of a computer

  1. Input Unit
  2. C.P.U (Central Processing Unit)
  3. Output Unit.

Input Unit

It is the source through which we give work to the computer. Best examples of standard input devices are keyboard and mouse.

Central Processing Unis (CPU)

It is the brain of the computer. CPU has 3 main parts

  1. A.L.U (Arithmetic / Logic Unit)
  2. C.U (Control Unit)
  3. Memory

Arithmetic/Logic Unit performs arithmetic and logical works.

Control Unit contains all the internal operations of the C.P.U. It decides which work is to be performed by each unit.

Memory is the storage area. Memory is divided into two parts – Primary Memory & Secondary Memory

RAM (Random Access Memory) and ROM (Read Only Memory) comes under primary memory which is also considered as the main memory of the computer. Random Access Memory (RAM) is temporary storage area and the data stored in it is lost as soon as the system is switched off. Read Only Memory (ROM) is permanent memory but only for manufacturer’s purpose.

Hard disk, floppy disk, USB mass storage devices etc., come under secondary memory and it is chiefly used to store data data permanently for future use. Floppy Disks are used to store limited amount of data. Floppies are of 2 major sizes.

  • 5 ¼ inches → 1.2 MB Storage Capacity
  • 3 ½ inches → 1.44 MB Storage Capacity

Hard Disks are used to store large amounts of data. It houses several times more capacity than a floppy.

Output Unit

It is the source through which we get the data before and after processing. Standard output devices are monitor screen and printer.

Share
Tweet
Linkedin
Reddit
Pinterest
Email
Prev Article
Next Article

Leave a Reply

Cancel reply

Related Posts

  • Acer Aspire One D250
    Acer Aspire One D250
  • HP PAVILION DV2 ENTERTAINMENT NOTEBOOK PC
    Lean and Loaded | The HP Pavilion …
  • Sony VAIO Lifestyle PC
    Cool New Little Laptop – VAIO Lifestyle …
  • How to Choose the Right Computer Repair Service?
    Find Out How to Discover the Finest …

Tech-Wonders.com

Technology Blog

About the Admin

RamaRaoBobby Hi there! I am RamaRao Bobby, Founder and Editor-in-Chief of
Tech-Wonders.com, Kakinada’s Top Technology Blog.

I am an avid Dog Lover and Tech Enthusiast. Read More

Recent Comments

  • Vivek Kumar on 10 Local SEO Services Tips that Deliver Better Results
  • Khushi Patel on The Ultimate Guide to Magento Hosting

Categories

Always Remain in Touch

  • Archives
  • Disclaimer
  • Privacy Policy
  • Featured Comments
Copyright © 2021 Tech-Wonders.com