Operating System (OS)
When a computer is first turned on or restarted, a special type of absolute loader is executed, called a

Bootstrap loader
Boot loader
"Compile and Go" loader
None of these
Relating loader

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Operating System (OS)
Most of the microcomputer's operating systems like Apple DOS, MS DOS and PC DOS etc. are called disk operating systems because

they are initially stored on disk
they are available on magnetic tapes
they are memory resident
None of these
they are partly in primary memory and partly on disk

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