Question:
Which of the following is not a peripheral device?
APrinter
BKey board
CMonitor
DHard disk
Answer:
D. Hard disk
Explanation:
Hard disk is not a peripheral device; it's an internal storage device.
Peripheral devices are external hardware components connected to a computer to expand its functionality. Examples include:
- Printer (output device)
- Keyboard (input device)
- Monitor (output device)
On the other hand, hard disks (or hard drives) are internal storage devices located inside the computer case, used for storing data, programs, and the operating system.
Other examples of internal components include:
- RAM (Random Access Memory)
- CPU (Central Processing Unit)
- Motherboard
And other examples of peripheral devices include:
- Mouse
- Scanner
- Speakers
- Webcam