Operating System (OS)
A page fault

is a reference to a page belonging to another program
None of these
occurs when a program accesses a page of memory
is an error is a specific page
is an access to a page not currently in memory

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Operating System (OS)
A public key encryption system

does not encode the data before transmitting it
None of these
allows only the correct sender to decode the data
allows anyone to decode the transmission
allows only the correct receiver to decode the data

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