1)Backing storage is storage outside the central processing unit. Why is backing storage needed?
2)A general practitioner's surgery contains a personal computer on which all the patient's records are stored. What type of backing storage would it be most likely to have?
3)You have been asked to choose a printer for the school office where an integrated package is being used. Explain 4 factors you would consider before making your choice.
4)A computer system has 2 types of memory called RAM & ROM. Give 1 example of the use of each of them.
5)Magnetic tape is 1 medium used for backing store.
a]Name 2 others
b]Give the approximate storage capacity for a high density floppy disk
c]Explain the term backup
6]Many early computers had a word length of 1 byte. However, now a word length of 32 bits or more is common.
a}What is a bit?
b}Explain why a 32 bit machine is considerably faster than a 1 byte machine.
c}Explain how the characters in the word FRED could be held using 32 bits.
2006-09-22
04:09:32
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4 answers
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asked by
NAZNAZ
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Education & Reference
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