Computer and its Parts


What is Computer? Parts of a Computer

Computer is an electronic device or machine than can store, organize, calculate, control other machines and find information. 







Severally there are three kinds of computers.

a. Minicomputer: Minicomputer is a powerful computer because it can support many users at once.  











b. Mainframe computer: Mainframe computer is a large high power computer that can perform billions of calculations from multiple sources at once. 







                     Mainframe Computer 

c. Supercomputer: Supercomputer is a machine that can process billions of instructions in a second and is used to calculate extremely complex calculations.   









                  Super Computer 

A computer has many parts. 







The major parts are: 










             The Motherboard, 


















          Memory or RAM, 








            Hard Drive 







                Video Card. 



















                         CD Drive









             System Unit 





















                              Card reader  





































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