Operating System (OS)
Process is

a program in execution
contents of main memory
a job in secondary memory
program in High level language kept on disk
None of these

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Operating System (OS)
Link encryption

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

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Operating System (OS)
The LRU algorithm

None of these
pages out pages that have been used recently
pages out pages that have not been used recently
pages out the first page in a given area
pages out pages that have been least used recently

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