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Disk Operating System (DOS)
Quiz 3
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Q.1
Which file is the batch file that is read while booting a computer?
Autoexec.bat
Auto-batch
Autoexecutive.bat
Auto.bat
Q.2
Which command is used to backup in DOS 6+ Version
BACKUP
MSBACKUP
MSBACKEDUP
All of the above
Q.3
Copy and Xcopy are same in the sense
Both are internal command of DOS
Both are external commands of DOS
Both can be used to copy file or group of files
Both a and b
Q.4
The command used to copy a file named temp.doc from drive C: to drive A: is
Copy temp.doc to a:
Copy c:\temp.doc a:
Copy c: a:
Copy temp a: c:
Q.5
External command in DOS are
Copy, edit, sys, format
Edit, sys, chkdsk
Chkdsk, prompt, date
Sys, ver, vol
Q.6
Internal command in Dos are
Cls, rd label
Dir, ren, sys
Time, type, dir
Del, disk copy, label
Q.7
Which command is used to copy files?
Copy
Diskcopy
Type
All of the above
Q.8
Which command be used to clear the screen and display the operating system prompt on the first line of thedisplay?
Cd
Md
Rename
cls
Q.9
Which command is used to clear the screen
Cls
Clear
Clscreen
All of above
Q.10
Which keys can be pressed quit without saving in DOS
Ctrl + A
Ctrl + B
Ctrl + C
Ctrl + D
Q.11
Which command is used to get the current date only?
Date
Time
Second
All of the above
Q.12
To copy the hidden system files of DOS to another disk you can use the command
Copy
Ren
Sys
Diskcopy
Q.13
Disk copy command in DOS is used to
Copy a file
Copy contents of one floppy disk to another
Copy contents of CD-ROM to another
All of the above
Q.14
SYS command is used to
Copy DOS system files to new disk
Copy DOS configuration files to a new disk
Update the DOS system files
None of above
Q.15
Generally, the DATE is entered in the form
DD-YY-MM
YY-DD-MM
MM-YY-DD
MM-DD-YY
Q.16
An entire path name, consisting of several sub-directory names can contain upto
13 character
36 character
63 character
53 character
Q.17
MS-DOS developed in
1991
1984
1971
1961
Q.18
Which command displays the directory list including files in tree structure?
Dir/s/f
Tree/f
Tree/s/f
Dir/f
Q.19
Which command will be used to display a file within the specified directory of pathname?
Dir \pathname
Dir \pathname\pathname
Dir/ch
Dir \pathname\filename
Q.20
Maximum length of DOS command using any optional parameter is
26 characters
87 characters
127 characters
None of above
Q.21
In which version of DOS. CHKDSK command has been changed to SCANDISK?
5.0
6.2
6.0
6.2
Q.22
Which command creates a directory or subdirectory?
Dir
Mkdir
Md
Both b and c
Q.23
Which command displays current directory name or change from one to another?
Chdir
Cd
Mkdir
Both a and b
Q.24
Which command is used to delete the directory that is empty?
Del *.*
RD
Erase
MD
Q.25
Each time you turn on your computer, it will check on the control file
Command.com, io.sys
Command.com, date.com, dir.com
Command.com, io.sys, msdos.sys
Chkdsk.exe
Q.26
If you need to duplicate the entire disk, which command will you use?
Copy
Diskcopy
Chkdsk
Format
Q.27
CHKDSK command is used to
Analyze the hard disk error
Diagnose the hard disk error
Report the status of files on disk
All of the above
Q.28
Which of the following extensions suggest that the file is a backup copy.
Bak
Bas
Com
Txt
Q.29
Which command lists the contents of current directory of a disk
Copy
Tree
Cd
Dir
Q.30
In MS-Dos 6.22, which part identifies the product uniquely
MS
DOS
MS-DOS
6.22
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