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Operating System (OS)

Operating System (OS)
System programs such as Compilers are designed so that they are

non reusable
reenterable
None of these
recursive
serially usable

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Operating System (OS)
While running DOS on a PC, which command would be used to duplicate the entire diskette?

COPY
TYPE
None of these
CHKDSK
DISKCOPY

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Operating System (OS)
Multi programming systems ......

Execute each job faster
Execute more jobs in the same time period
Are used only by large mainframe computer
Are easier to develop than single programming system

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Operating System (OS)
An incremental backup

uses more tapes
saves all files
None of these
should be done each month
saves only files that have recently changed

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Operating System (OS)
The component of Windows that lets you to transfer contents from one document to another

Boot
Clipboard
Briefcase
Document

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Operating System (OS)
Which of the following terms refers to the degree to which data in a database system are accurate and correct?

data independence
data integrity
data security
data validity
None of these

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