What is Computer component
Input device
Output device
Storage device
Processing device
Communication device
Infrastructure
Input device
Input device is the computer unit that sends data and set of instruction to computer system Example keyboard mouse toystick trackball microphone
OutputDevice
The data is processed and displayed in the appropriate manner through the varipus output device Example Monitor, printer, speaker
Storage device
Storage devices store data in the computers
There are two type of store device
Permanently Memory
HDD,CD,DVD
Temporary Memory
RAM, Catch Memory
Processing device
The main functionality of the computer is to process data the processing device of the computer is the processor commonly known as central processing unit (cpu). This device performs all the calculations processing and other arithmetic functions
The processor comprises of two units Arithmetic and logic unit (ALU) and control unit(CU)
Arithmetic and logic unit
This unit execute computer operation example addition ,subtraction , multiplication ,division
Control Unit
All the units perform some different tasks such as memory stores the information and ALU perform all the arithmetic and logical operations Communications device Establish communication between computer using different cables interface and wireless device
Various types of communication device are
I/O ports and Cables serial parallel usb
Lan card
Modem
Network
Infrastructure
Refers to main component and foundation on which computer function All the peripheral device of the computer are attached
Various types of component are
- System case
- Power supply
- Motherboard
- Expansion boards
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