A COMPUTER
A computer is an electronic device capable of performing arithmetic and logical operations at a high speed.
It sorts and executes a set of instructions-called 'Program`-which enables it to perform a series of predetermined operations without manual interventions
a computer is a very fast device.it can perform in a view seconds the amount of work that a human being can do in an entire year-if he worked day and night and did nothing else.to put in a differant manner,a computer does in one minute what
take a man his entire lifetime.
Charles Babbage,a nineteenth century Proffessor at Cambridge University,is considered to be the father of modern digital computers.
Basic Functions
Inputing Data and Instructions
· Keyboard
· Mouse
· trackball
· Joystick
· Scanner
· Touchpad
· Microphone
PARTS OF COMPUTER
· MONITER
· KEYBOARD
· MOUSE
· C.P.U(central processing unit)
OTHER PARTS
· SPEAKER
· MICROPHONE
· JOYSTICK
· SCANNER
· WEB CAMERA
· PRINTER
BY,
SULTHAN
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