Computer Basic Information
The control unit of a microprocessor

All of these
accepts input data from a keyboard
stores data in the memory
Performs arithmetic / logic / functions
None of these

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

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

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