Operating System (OS)
Which one is true for unconditional disk formatting?

Destroys every byte of data on a disk by overwriting it with with blank spaces
Transfer system files after format
All of above
Do not check/scan surface after format

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Operating System (OS)
Addressing modes

None of these
defines the fundamental method of determining effective operand addresses
performs indicated operations on two fast registers of the machine and leave the result in one of the registers.
are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing.
All of these

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