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Components of computer system (CPU (Central Processing Unit,…
Components of computer system
imput
Keyboard, Mouse
Output
Monitor , Speakers, printer
Secondary Storage devices
DVD, Drive, Removable HDD
CPU
Central Processing Unit
(microprocessor)
Interprets and executes
Commands
Part of Motherboard
Made up of:
Control Unit
(Control imput output),
ALU
(Arithmeticand logic unit, Logical decisions and calculations) and
RAM
HDD SSD
Main Internal Storage
Fast data access or transfer
RAM
Random Acces Memory
Volatile
ROM
Read Only Memmory
Permanent
Only read from
BOOT File
BIOS
(Basic imput/ Outputsystem)
CMOS(Date , Time, Configuration
CLI ( Command Line Interface)
Type Commands
Direct communication
Errors
GUI(Graphical User Interface)
Interact Through Symbols
User friendly
Limited options
WIMP(Windows Icon, Menu, Pointing device)
Touch Scrrenn
POST WIMP