Operating System (OS)
The total time to prepare a disk drive mechanism for a block of data to be read from it is

None of these
latency plus transmission time
latency plus seek time
latency
latency plus seek time plus transmission time

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Operating System (OS)
A spooler is a

Message sent from the printer to the operating system when a print job is completed
Program that coordinates the print job that are waiting to process
Location in memory that maintains the contents of documents until it prints
Queue of print job that are waiting to print

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