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Different Parts of a Computer

Parul Jain on January 3, 2026

different parts of a computer

A computer is like a smart machine that helps us learn, play games, watch videos, and do homework. But just like our body has different parts (eyes, brain, hands), a computer also has many parts that work together.

Let’s learn about different parts of a computer in a fun and easy way!

🌟 1. Monitor – The Computer’s Face

The monitor is the screen of the computer. It shows everything — pictures, games, videos, and text.

📌 Think of it like a TV where you can see what the computer is doing.

🎹 2. Keyboard – The Computer’s Hands

The keyboard has many buttons called keys. You use it to type letters, numbers, symbols, and commands.

📌 It’s like the computer’s hands that help it write and talk to you.

🖱️ 3. Mouse – The Computer’s Pointer

The mouse helps you point, click, drag, and select things on the screen.

📌 It’s like your finger for the computer. Wherever you move the mouse, the arrow on the screen moves too!

🧠 4. CPU – The Brain of the Computer

CPU stands for Central Processing Unit. It is the most important part because it:

✔ Thinks
✔ Solves problems
✔ Runs programs
✔ Tells all other parts what to do

📌 Just like your brain controls your body, the CPU controls the whole computer.

🗂️ 5. RAM – The Computer’s Short-Term Memory

RAM stores information only while the computer is ON.

📌 Imagine your brain remembering a phone number only for a few seconds — that’s how RAM works!

When the computer turns off, RAM forgets everything.

💾 6. Hard Drive / SSD – The Computer’s Long-Term Memory

This is where all your files stay:

  • Photos
  • Videos
  • Games
  • Homework
  • Music
  • Apps

📌 Even when the computer is turned off, it remembers everything stored here.

🎧 7. Speakers – The Computer’s Voice

Speakers help the computer make sounds:

  • Music
  • Video sounds
  • Game sound effects
  • Voice recordings

📌 They help the computer talk to you!

🖨️ 8. Printer – The Computer’s Printer Friend

A printer takes what’s on your screen and puts it on paper:

  • Drawings
  • Photos
  • Homework
  • Worksheets

📌 It’s like the computer’s colouring and writing machine.

🎤 9. Microphone – The Computer’s Ears

A microphone lets the computer hear your voice.

📌 When you speak into the mic, the computer listens — just like Alexa or Siri!

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📸 10. Webcam – The Computer’s Eyes

A webcam is a tiny camera that:

  • Takes photos
  • Records videos
  • Lets you join online classes

📌 It works like the eyes of the computer.

🌐 11. Wi-Fi / Internet Parts – The Computer’s Connection to the World

These help your computer connect to:

  • Websites
  • Online games
  • Videos
  • Google
  • Online classes

📌 It’s like giving your computer a magic door to the whole world!

🔌 12. Power Supply – The Computer’s Energy Source

Just like you need food, a computer needs power. The power supply sends electricity to all parts.

📌 Without it, the computer cannot wake up!

🛠️ 13. Motherboard – The Computer’s Main Body

The motherboard is a big board inside the CPU cabinet.

It holds and connects:

  • CPU
  • Memory
  • Storage
  • Graphics
  • All other parts

📌 Think of it like the computer’s skeleton that holds everything together.

🕹️ 14. Special Computer Helpers (Peripherals)

These are extra tools you can add:

  • Headphones
  • Touchscreen
  • Joystick
  • Drawing tablet
  • External hard drive

📌 They make the computer even smarter and more fun!

People Also Read:The Ultimate Kids Guide to the History of Computers

🧩 Putting It All Together

A computer works just like a team. Each part has a special job:

PartJob
MonitorShows pictures and videos
KeyboardTypes letters and numbers
MouseHelps you click and move
CPUThinks and controls everything
RAMRemembers things for a short time
Hard Drive/SSDStores things for a long time
SpeakersMakes sound
MicrophoneListens to you
WebcamLets you be seen
PrinterPuts things on paper
Wi-FiConnects to internet
Power SupplyGives electricity
MotherboardConnects all parts

🎉 Conclusion: Computers Are a Team!

All these parts work together just like the parts of your body. When they cooperate, the computer becomes a powerful, helpful machine — perfect for learning, playing, creating, and exploring.

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