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Disc Operating System (DOS)

Disc Operating System (DOS)
Which command is used to display all the files having the (.exe) extension but different filename?

Dir *.sys
Dir filename.ext
Dir *.exe
Dir filename.*

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Disc Operating System (DOS)
Which switch should be used in the DIR command to view files in all directories?

/p
/s
/l
/w

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Disc Operating System (DOS)
While working with MS-DOS which command is used to copy all files with extension .txt into one file named all.txt?

Copy *.txt c:
Copy a: *.txt
Copy *.txt a:
Copy *.txt all.txt

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Disc Operating System (DOS)
Which command is used to display the subdirectory structure of the currently logged drive and pause the screen display after each screenful of information?

DELTREE/F
TREE
TREE | MORE
DIR | MORE

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Disc Operating System (DOS)
Which command will prevent subsequent changes to the file CBT.EXE?

COPY + r CBT.EXE
RENAME + r CBT.EXE
ATTRIB + r CBT.EXE
MODE + r CBT.EXE

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Disc Operating System (DOS)
Which command is used to delete the directory that is empty?

MD
Erase
Del *.*
RD

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MORE MCQ ON Disc Operating System (DOS)

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