Operating System (OS)
...... is used in operating system to separate mechanism from policy

Single level implementation
Multi level implementation
None
Two level implementation

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Operating System (OS)
A relocate program form is one which

All of these
can itself performs the relocation of its address-sensitive portions.
consists of a program and relevant information for its relocation.
cannot be made to execute in any area of storage other than the one designated for it at the time of its coding or translation.
None of these

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Operating System (OS)
Which of the following is not a characteristic of a daisy chaining priority control scheme?

it is relatively easy to add more devices to the chain
priority is programmable
None of these
the number of control lines is independent of the number of devices on the chain
the failure of one device may affect other devices on the chain

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