Computer basic knowledge

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Basic Computer Knowledge

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What is Computer

"Computer is a elctronic machine used for carrying out calculation, which can perform airthmatical and logical operations very speedily and accurtely"

Types of Computer

Computer in generally can be classified in to two measure category based upon the following category.
1 according to the data they can process.
2 according to the size and memory.

According to Data 1 Analog Computer 2 Digital Computet 3 Hybrid Computer According to size 1 Microcomputer(Parsonal Computer) 2 Minicomputer 3 Mainframe Computer 4 Super Computer

According to Data

Analog Computer

Analog computer are operated by measuring the continuously changeing physical quantities such as pressurse, temperature etc. and converting them into various numeric values.

Digital Computer

Digital computer is an elecronic machine which accepts a stream of symbols it input, stores them processes them in accordance with the prencise rule and then it produces a meaningful output. Digital computer are used in scientific calcculation, commerical as well as business data processing, air traffic control, space guidance, the education field, along with many other areas.

Hybird Computer

Hybrid computer are those computer which exhibit the futures of analog computer as well as digital computer.The digital computer usually server as controller and it provides logic operation, which the analog component generally server as a solver of the differential equation.

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