Computer Basic Information
The magnetic disks and drums are like recirculating shift registers because

they have about the same storage capacity
their storage is non volatile
their access times are about the same
stored data is available for reading over and over again in the same order.
None of these

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Computer Basic Information
Which of the following is not a factor affecting the processing capability or performance of a PC system?

The clock sped of the microprocessor
The built-in instruction set available to the microprocessor
None of these
The revolutions per minute of the printer disk
The primary storage capacity of the processor

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