Computer

1. Input Device

1.1. Keyboard

1.2. Mouse

1.3. Printer

1.4. Gamepad

2. Output Device

2.1. Monitor

2.2. Speaker

2.3. Printer

3. Storage Device

3.1. USB

3.2. Floppy Disk

3.3. Removable Hard Disk Drive

4. Procesing Device

4.1. Central Procesing Device (CPU)

4.2. arithmetic and Logic Unit( (ALU)

4.3. Control Unit (CU)

5. Internal Components

5.1. MainBoard

5.2. Ram

5.3. Storage Device

5.4. Power Supply