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Disc Operating System (DOS)

Disc Operating System (DOS)
What is the order in which Command.Com searches for programs to execute?

EXE, COM, BAT
BAT, COM, EXE
COM, EXE, BAT
EXE, BAT, COM

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Disc Operating System (DOS)
Which keys can be pressed quit without saving in DOS

Ctrl + B
Ctrl + A
Ctrl + C
Ctrl + D

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Disc Operating System (DOS)
In MS-Dos 6.22, which part identifies the product uniquely

6.22
MS-DOS
DOS
MS

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Disc Operating System (DOS)
External command in DOS are

Chkdsk, prompt, date
Edit, sys, chkdsk
Sys, ver, vol
Copy, edit, sys, format

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Disc Operating System (DOS)
How would you allow device drivers and TSR's to be loaded into Upper Memory Blocks?

DOS=UMB
Devicehigh=
Loadhigh=
DOS=High

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

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MORE MCQ ON Disc Operating System (DOS)

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