Operating System (OS)
The main function of the dispatcher (the portion of the process scheduler) is

bring processes from the disk to the main memory
assigning ready process to the CPU
swapping a process to the disk
suspending some of the processes when the CPU load is high
None of these

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Operating System (OS)
Link encryption

is more secure than end-to-end encryption
is less secure than end-to-end encryption
None of these
can not be used in a public network
is used only to debug

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

None of these
priority is programmable
it is relatively easy to add more devices to the chain
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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