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Operating System (OS)

Operating System (OS)
In a folder, which of the following key is used to rename the file or folder

F3
F7
F2
F4

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Operating System (OS)
Which of the following is a disk compression tool?

Drive space
Scan disk
Defragmenter
None of these

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Operating System (OS)
Object modules generated by assemblers that contain unresolved external references are resolved for two or more object modules by a/an

operating system
None of these
linker
compiler
loader

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Operating System (OS)
Which is not an external command ?

XCOPY
None of the listed here
Sys
Edit

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Operating System (OS)
The initial value of the semaphore that allows only one of the many processes to enter their critical sections, is

0
None of these
16
8
1

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Operating System (OS)
Which of the following are loaded into main memory when the computer is booted?

utility programs
None of these
word processing instructions
external command instructions
internal command instructions

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