Computer Basic Information
An input device that uses switch contacts placed under a plastic pad which may be inscribed with symbols is known as

Touch pad
Punched paper tape
Magnetic disk
None of these
Punched card

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Computer Basic Information
Which of the following will happen when data is entered into a memory location?

None of these
It will erase the previous content
It will not be fruitful if thjere is already some data at that location
It will change the address of the memory location
It will add to the content of the location

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Computer Basic Information
Which of the following is not true of a magnetic disk?

It provides only sequential access to stored data
All of these
Users can easily update records by writing over the old data
It does not provide an automatic audit trail
It is expensive relative to magnetic tape

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