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Operating System (OS)

Operating System (OS)
When you rename a file five times then the number of file in the disk is

3
2
1
5

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Operating System (OS)
Non-modifiable procedures are called

serially usable procedures
topdown procedures
None of these
reentrant procedures
concurrent procedures

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Operating System (OS)
Underlined character on the menu or dialog box known as

Hot key
Pane
Underline word
Hot spot

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Operating System (OS)
Which one is not operating system?

Unix
OS/2
P11
Windows

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Operating System (OS)
The technique, for sharing the time of a computer among several jobs. Which switches jobs so rapidly such that each job appears to have the computer to itself:

FIFO
time sharing
time domain
time out
None of these

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Operating System (OS)
A ___ is a set of computer instructions that carry out a task on the computer

Database
None of the listed here
Program
Memory files

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