Operating System (OS)
Save operation means

Put data into monitor
Put data into internal memory
Put data into secondary storage
Put data into processor

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Operating System (OS)
A page fault

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

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Operating System (OS)
Trojan-Horse programs

are hidden programs that do not show up on the system
are legitimate programs that allow unauthorized access
None of these
usually are immediately discovered
do not usually work

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Operating System (OS)
A co-processor

Works with any application
Is relatively easy to support in software
Is quite common in modern computer
Causes all processor to function equally

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