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Operating System (OS)

Operating System (OS)
What should be the extension to execute files?

COM
All of these
BAT
EXE

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Operating System (OS)
In MS-DOS, relocatable object files and load modules have extensions

.EXE and .OBJ, respectively
.DAS and .EXE, respectively
.COM and .OBJ, respectively
None of these
.OBJ and .COM or .EXE, respectively

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Operating System (OS)
The powerful text editor called PC-Write can be used by anybody by paying a small fee. Such programs are called

Firmware
Software
None of these
Mindware
Shareware

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Operating System (OS)
Block caches or buffer caches are used

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

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Operating System (OS)
Which of the following is an example of a real time operating system?

Process Control
Windows XP
MS DOS
Lynx

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Operating System (OS)
If the displayed system time and date is wrong, you can reset it using

Control panel
Calendar
Write file
Write

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