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Operating System (OS)

Operating System (OS)
To prevent the addition and deletion of files on a disk or tape we use

None of above
Write protect
Create back up
Format

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Operating System (OS)
Which of the following is a phase of a compilation process

Static analysis
Both of the above
Code generation
Lexical analysis
None of these

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Operating System (OS)
Relocation bits used by relocating loader are specified (generated) by

Assembler or translator
Relocating loader itself
Macro processor
Linker
None of these

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Operating System (OS)
Which of the following is/are external commands?

Edit
Sys
Label
All of above

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Operating System (OS)
When you cut or copy the text or picture, it stores temporarily in the

Clipboard
File
Icon
All of the listed here

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Operating System (OS)
Block or buffer caches are used

None of these
to improve disk performance
to increase the capacity of main memory
to speed up main memory read operation
to handle interrupts

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