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Operating System (OS)

Operating System (OS)
To display system boot menu which of the following key you must press ?

F7
F5
F8
F4

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Operating System (OS)
Software that measures, monitors, analyzes, and controls real-world events is called:

None of these
real-time software
system software
business software
scientific software

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Operating System (OS)
The most common security failure is

carelessness by users
None of these
too much emphasis on preventing physical access
insufficient technology used to prevent breaches
depending on passwords

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Operating System (OS)
What does Belady's Anomaly related to?

Disk Scheduling Algorithm
Deadlock Prevention Algorithm
Page Replacement Algorithm
Memory Management Algorithm

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Operating System (OS)
Which table is a permanent database that has an entry for each terminal symbol.

Reductions
None of these
Terminal table
Identifier table
Literal table

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Operating System (OS)
Fragmentation of the file system

can always be prevented
occurs only if the file system is used improperly
can be temporarily removed by compaction
is a characteristic of all file systems
None of these

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