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Disc Operating System (DOS)

Disc Operating System (DOS)
While working with MS-DOS, which command is used to force DOS to recheck all clusters when reformatting a disk?

FORMAT/S
FORMAT/B
FORMAT/8
FORMAT/C

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Disc Operating System (DOS)
What command is used to reset a MODEM when using the "AT Command Set"?

DCE
DTR
ATR
ATZ

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Disc Operating System (DOS)
Which best describes a fragmented hard drive?

Data files are corrupted
The platters are bad
Clusters of data are damaged
Files are not stored in consecutive clusters

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Disc Operating System (DOS)
What is the name of the batch file that is automatically run when MSDOS is booted?

Run.bat
Config.bat
Config.sys
Autoexec.bat

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Disc Operating System (DOS)
3. What is the maximum length allowed for primary name of a computer file under DOS?

12
None of these
3
8

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Disc Operating System (DOS)
Which command of MS-DOS is used to copy only files that have been modified on or after the date you specify?

COPY/D : date
XCOPY/D : date
None of these
XCOPY/V
COPY/M

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