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Operating System (OS)

Operating System (OS)
When you open my computer on desktop you see the information of

Removable disk
All of these
Hard disk
CD

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Operating System (OS)
Operating system is

A collection of software routines
A collection of input-output devices
All of these
A collection of hardware components
None of these

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Operating System (OS)
Taskbar is used for

Start a program
All of the listed here
Navigation program
Switching between program

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Operating System (OS)
Which of the following is/are external commands?

Sys
Edit
Label
All of above

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Operating System (OS)
Non-modifiable procedures are called

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

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Operating System (OS)
Which of the following file menu option saves document to disk?

Create
All of above
Rename
Save

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