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Operating System (OS)

Operating System (OS)
The state transition initiated by the user process itself in an operating system is

None of these
timer run out
block
wake up
dispatch

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Operating System (OS)
The most common security failure is

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

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Operating System (OS)
The shortcut key to open a task manager is:

Alt + Ctrl + Delete
Alt + Tab
Alt + F1
F1

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Operating System (OS)
Generally quick launch toolbar is displayed on

A bar out of taskbar
On the middle of taskbar
The left side of taskbar
The right side of taskbar

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Operating System (OS)
Two basic types of operating systems are:

None of these
sequential and direct
batch and timesharing
batch and interactive
sequential and realtime

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

Disk
FAT
Kernel
Cell

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MORE MCQ ON Operating System (OS)

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