💻 What is a Computer?

A computer is an electronic machine that processes data and performs tasks according to instructions (called programs).

✅ Basic Definition:

A computer is a device that takes input, processes it, and gives output.

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🧠 Main Functions of a Computer:

1. Input – Taking data (via keyboard, mouse, etc.)

2. Processing – Working on data (using CPU)

3. Storage – Saving data (in hard disk, SSD, etc.)

4. Output – Showing results (on screen, printer, etc.)

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🔧 Basic Parts of a Computer:

Part	Function
CPU	Brain of the computer (processes data)
Monitor	Displays output
Keyboard	Enters text/instructions
Mouse	Controls pointer on screen
Storage	Saves files and data

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🏷️ Types of Computers:

• Desktop – For personal or office use.

• Laptop – Portable computer.

• Tablet/Smartphone – Mini-computers with touchscreens.

• Server – Powerful systems for handling data for networks.