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Operating System (OS)

Operating System (OS)
Which of the following windows do not have start button

None of the listed here
Windows 8
Windows 7
Windows vista

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Operating System (OS)
Unicode standard is

Software
Keyboard layout
Font
Character encoding system

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

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

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

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Operating System (OS)
Part of a program where the shared memory is accessed and which should be executed invisibly is called

None of these
directory
mutual exclusion
semaphores
critical section

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

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

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MORE MCQ ON Operating System (OS)

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