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Disc Operating System (DOS)

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

3
8
None of these
12

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Disc Operating System (DOS)
Which combination of keys allows you to perform a warm boot?

Ctrl+ESC
Ctrl+Shift+ENTER
Ctrl+Alt+DEL
Ctrl+Shift+DEL

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Disc Operating System (DOS)
While working with which command is used to copy all files from the currently logged drive and directory with the extension .txt to the drive a

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

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Disc Operating System (DOS)
While working with MS-DOS, which command is used to compare the disk in drive A with the disk in drive B, specifying to compare only first side of each disk, and only the first 8 sectors of each track?

DISKCOPY A: B:/8
DISKCOMP A: B:/l
DISKCOMP A: B:/l/8
DISKCOMP A: B:/8

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

Devicehigh=
DOS=High
DOS=UMB
Loadhigh=

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Disc Operating System (DOS)
While working with MS-DOS, which command is used to rename a file named file1.doc to file2.doc from a different directory called dir1?

Ren2.doc \dir\file1.doc
Ren \dir1\file1.doc file2.doc
Ren file1.doc file2.doc
Ren .doc\dir\.doc

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