OPERATING SYSTEM (OS) QUIZ

A Processor

is typically characterized by interactive processing and time of the CPU

is a sequence of instructions

is a device that performs a sequence of operations specified by instructions in memory.

is the device where information is stored

None of these

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The necessary conditions needed before deadlock can occur?

Mutual Exclusion, Hold and wait, No Preemption, Circular Wait

Mutual Exclusion, No Hold and wait, Preemption, Circular Wait

Mutual Exclusion, Hold and wait, Preemption, No Circular Wait

No Mutual Exclusion, Hold and wait, Preemption, Circular Wait

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File record length

should be chosen to match the data characteristics

depends upon the size of the file

None of these

should always be fixed

Should always be variable

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In a folder, which of the following key is used to rename the file or folder

F7

F4

F2

F3

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Which of the following is helpful in evaluating applications software what will best suit your needs?

recommendations by other users

objective software reviews

None of these

computer magazines

All of these

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Link encryption

is less secure than end-to-end encryption

can not be used in a public network

is used only to debug

None of these

is more secure than end-to-end encryption

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In which addressing mode, the address of the location of the operand is given explicitly as a part of the instruction.

index mode

immediate mode

None of these

absolute mode

modulus mode

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For Windows 10, Microsoft released _________ in place of MS Paint.

New MS Paint

Paint 3D

Paint 10

Universal Paint

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Which one of the following is not a layer of operating system?

Critical selection

Shell

Application program

Kernel

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Scandisk analyse and repair damage to which of the following ?

FAT

All of the listed here

Lost clusters

Physical cluster

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