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Disc Operating System (DOS)

Disc Operating System (DOS)
Which is the valid filename assign in MS-DOS?

Ram?.doc
None of above
Ram_$.txt
Ram*.txt

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Disc Operating System (DOS)
Which DOS command will configure a serial printing port?

Mode LPT1=C0M1
Direct LPTl=COMl
Parallel serial
Mode printer ()-serial ()

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

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

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Disc Operating System (DOS)
Upper Memory blocks are located where?

Reserved Memory
Expanded memory
Extended Memory
None of these
Conventional Memory

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Disc Operating System (DOS)
Internal command in Dos are

Dir, ren, sys
Time, type, dir
Cls, rd label
Del, disk copy, label

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Disc Operating System (DOS)
Each time you turn on your computer, it will check on the control file

Command.com, date.com, dir.com
Command.com, io.sys
Command.com, io.sys, msdos.sys
Chkdsk.exe

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MORE MCQ ON Disc Operating System (DOS)

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