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Thursday, November 19, 2009

Characteristic of computer

Speed:
computer can perform very complex calculations at very enormous speed. generally, the speed of computer is measured in terms of fraction of speed.
Millisceonds-One thousendth of a second(1/1000).
Microsecond-One millionth of a second (1/1000000).
Nanosecond-One billionth of a second (1/1000000000).
Picosecond-One trillionth of a second (1/1000000000000).
Storage:
A computer system can store a huge amount of information which may be
used as future refresh. Few storage devices are Hard disk, CD-ROM.
Pen derive etc. The storage capacity is measured interims of :
8bits 1 Byte
1024 Bytes 1 Killobyte
1024 Kilobytes 1 Megabyte
1024 Megabytes 1 Gigabyte
1024 Gigabytes 1 Terabyte
Accurancy:
Computer always perform its takes without makieng any mistake if the instruction is
provide correctly. So the accurancy of a computer is cent percent.
Versatility:
Computer has a wide range of application and is used indifferent fields such as education
Science & technology, astronomy, business, entertainment. medicinies etc.
Diligence:
Copmuter is capable of doing the required tasks again without affecting its speed,
accuracy and efficiency.
Non-intelligent
Copmuter is a dumb machine and it cannot do any work without instruction from the user. So a computer cannot take its own decision as we can

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