Friday, July 19, 2013

Computer History And Its Generations

*      First Generation (1940-1956) Vacuum Tubes
*      Second Generation (1956-1963) Transistors
*      Third Generation (1964-1971) Integrated Circuits
*      Fourth Generation (1971-Present) Microprocessors
*      Fifth Generation (Present and Beyond) Artificial Intelligence


Computer Components
Hardware
œ Keyboard
œ Mouse
œ Joystick
œ Monitor

Software
œ Adobe Photoshop
œ Microsoft Word
œ Adobe Reader
œ Java

Advantages  Of Using Computer
–  They allow people across the globe to communicate with each other, no matter at what time, via the us of email.
–  They allow people to look up information directly, instead of the use of searching through books. 
–  Back-up copies of work can be made easily, without having to re-write everything.
–  People can work from home, and spend more time with their families because of this. 

– People with disabilities whom can't write, can get software that allows them to speak and it types it on the screen.

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