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Operating System (OS)

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

All of above
Sys
Label
Edit

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Operating System (OS)
...... is used in operating system to separate mechanism from policy

Multi level implementation
None
Two level implementation
Single level implementation

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Operating System (OS)
Which one is true for unconditional disk formatting?

All of above
Destroys every byte of data on a disk by overwriting it with with blank spaces
Do not check/scan surface after format
Transfer system files after format

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Operating System (OS)
Which operating system doesn't support networking between computers?

Windows 3.1
Windows 2000
Windows NT
Windows 95

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Operating System (OS)
In which addressing mode the effective address of the operand is the contents of a register specified in the instruction and after accessing the operand, the contents of this register is incremented to point to the next item in the list?

auto increment
None of these
auto decrement
index addressing
indirect addressing

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

Write protect
None of above
Create back up
Format

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MORE MCQ ON Operating System (OS)

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