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| Basics of Computer | ||||
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Computer CharactersticsThe characteristics of a computer are: High speed of operation: A computer is a very high speed data processing machine capable of operating at electronic speeds. Most instruction in a computer are carried out in less than a million of a second. Speed of a computer can be specified in terms of number of instructions executed per second. Reliable and accurate: Computers are reliable and they always produce accurate results although while working at high speeds. Instruction execution is carried out without any mistakes. Decision making: Computer is capable of taking decision while choosing from many options. It can compare 2 states of operands, depending upon the results of comparison it can proceed to initiate actions. Storage: Computer can store large amount of information and permit faster reference to the stored data in its memory. At any stage there would be no data loss or data corruption once it is stored. Automatic: computer is an automatic machine that is once the program and data are loaded into its memory, the computer carry out the execution with no human intervention. Versatile: Computer is becoming popular, because of its versatility i.e, it can be applied and used a variety of application; it can be used for general purpose simple calculations; At the same time the computer can be developed and employed in a special purpose application. Obedient: Instructions are carried out obediently without any question or enquiries made by the computer. Because as such computer is not an intelligent machine but a “programmable black box which has no common sense”. Computer simply listen your instruction and carry out them obediently without any questions. |
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