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Operating System (OS)

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

cache memory
reenterable
non reusable
virtual memory
None of these

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Operating System (OS)
........ interface consists of thing like program counter, register, interrupts and terminal

Software
Data
None
Hardware

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Operating System (OS)
To save your computer from viruses you will do

All of these
Scan the removable disk before using it
Install antivirus software and run it
Make physical safe for the removal disk

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Operating System (OS)
The total time to prepare a disk drive mechanism for a block of data to be read from it is

latency
latency plus transmission time
None of these
latency plus seek time
latency plus seek time plus transmission time

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Operating System (OS)
Which of the following is characteristic of an operating system?

error recovery
None of these
All listed here
resource management
memory management

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Operating System (OS)
A ..... is a windows component that is designed to store other components so these can be organized efficiently?

Document
All of above
Window
Folder

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