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Operating System (OS)

Operating System (OS)
The principle of locality of reference justifies the use of

reenterable
None of these
cache memory
non reusable
virtual memory

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Operating System (OS)
You can move a window to a different position on your screen by dragging it by its

Move handle
Title bar
Tail
Status bar

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Operating System (OS)
The most common systems security method is

firewall
None of these
encryption
All of these
passwords

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Operating System (OS)
When a peripheral device needs immediate attention from the operating system, it generates a(n)

Stack
Spool
Page file
Interrupt

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Operating System (OS)
A form of code that uses more than one process and processor, possibly of different type, and that may on occasions have more than one process or processor active at the same time, is known as

multiprogramming
broadcasting
time sharing
None of these
multithreading

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Operating System (OS)
Which of the following resources must be protected by the operating system?

All of these
Memory
I/O
CPU

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