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Disk Operating System (DOS)
Quiz 1
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Q.1
Which DOS command will configure a serial printing port?
Parallel serial
Mode LPT1=C0M1
Direct LPTl=COMl
Mode printer ()-serial ()
None of the above
Q.2
Which command below will instruct DOS to do a "quick format".
FORMAT A: /QUICK
FORMAT A: /Q
FORMAT A: /QU
FORMAT A: /QF
None of the above
Q.3
While working with MS-DOS, which command is used to display a list of deleted files that DOS can undelete?
UNDELETE *.*
UNDELETE/ALL
UNDELETE/LIST
UNDELETE
None of the above
Q.4
Which file executes commands in DOS?
MS-DOS.SYS
CONFIG.SYS
COMMAND.COM
SYSTEM.INI
None of the above
Q.5
What switch would you use to view Smartdrive statistics?
/x
/e:
/s
/o:n
None of the above
Q.6
Filename extensions help identify certain files. What filename extension identifies executable files?
INF
PRO
EXE
SYS
None of the above
Q.7
Which combination of keys allows you to perform a warm boot?
Ctrl+ESC
Ctrl+Alt+DEL
Ctrl+Shift+DEL
Ctrl+Shift+ENTER
None of the above
Q.8
Which command will be used to display a column file compression ratio for each file of Double spaced disk?
DIR/W
DIR/S
DIR/B
DIR /C (/C switch introduced in DOS version 6.00)
None of the above
Q.9
The COPY command of MS-DOS, is used to:
copying files to transfer from one PC to another
copying files for safe keeping or for record purpose
copying files from the hard disk to floppy disks
All of the above
None of the above
Q.10
You suspect that your automatic modem dialer is not working correctly. Which of the following commands will manually dial the number 123-4567?
AT1234567
ATDT1234567
AT1234567DL
ATM 1234567
None of the above
Q.11
Which command is used to copy all files from drive A with extension .TXT to the currently logged drive and directory?
COPY a: *.TXT
COPY *.TXT A:
COPY *.TXT C:
COPY *.TXT ALL.TXT
None of the above
Q.12
Which DOS command would allow you to redirect a printer?
Type
Capture
Mode
Print
None of the above
Q.13
DOS uses letters of the alphabet to designate disk drives. How many disk drives can DOS address (recognize)?
4
26
1
16
None of the above
Q.14
While working with MS-DOS, 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 C:
COPY *.TXT ALL.TXT
None of the above
Q.15
Which command of DOS is used to compare two floppy disks?
DISKCOPY
DISKCOMP
DISKCOPY A: B/V
FORMAT A: B:
None of the above
Q.16
Which command of DOS is used to sort the file in reverse order?
SORT > filename
SORT < filename
SORT/R < filename
SORT/V < filename
None of the above
Q.17
While working with MS-DOS, which command is used to switch to the monochrome display from color display?
MODE BLACK
MODE B/W
MODE MONO
MODE CO40
None of the above
Q.18
Each time you turn the power switch on, which control files will the computer check?
COMMAND.COM, IO.SYS
COMMAND.COM, DATE.COM, TIME.COM
C0MMAND.COM, IO.SYS, MSDOS.SYS
CHKDSK.EXE
None of the above
Q.19
While working with MS-DOS, which command is used to combine FILE1 plus FILE2 into new file named FILE3?
COPY FILE3 FILE1+FILE2
COPY FILE1+FILE2 FILE3
COPY FILE1+FILE2+FILE3
COPY FILE2 FILE1+FILE3
None of the above
Q.20
The PATH command is usually found as part of your _____ file.
CONFIG.SYS
CONFIG.BAT
AUTOEXEC.SYS
AUTOEXEC.BAT
None of the above
Q.21
Which command is used to display the subdirectory structure of the currently logged drive and pause the screen display after each screenful of information?
TREE
DELTREE/F
DIR | MORE
TREE | MORE
None of the above
Q.22
If you do not know the current time, which command will you use to display the time?
COPY
VER
TIME
FORMAT
None of the above
Q.23
Which two of the following DOS commands are used to display or set the date and time of your computer's infernal clock?
VER
HOUR
DATE
DAY
None of the above
Q.24
When MS-DOS formats a disk, it automatically creates the main directory on your disk, which is called the _____ directory.
main
root
area
border
None of the above
Q.25
Which command will prevent subsequent changes to the file CBT.EXE?
RENAME + r CBT.EXE
ATTRIB + r CBT.EXE
COPY + r CBT.EXE
MODE + r CBT.EXE
None of the above
Q.26
Which DOS command is used to remove and scan memory and disk from viruses?
MSAV
DEFRAG
SCANDISK
VSAFE
None of the above
Q.27
To conserve battery power on your laptop computer. What DOS v6.x command should you use?
Powermon.exe
Power.exe
Idel.com
Pw.sys
None of the above
Q.28
The Fdisk command in DOS _____ .
Partitions the hard drive for use
Fixes erroneous hard drive
Formats data sectors on a hard drive
Checks hard drive for lost clusters
None of the above
Q.29
How would you allow device drivers and TSR's to be loaded into Upper Memory Blocks?
DOS=High
Devicehigh=
Loadhigh=
DOS=UMB
None of the above
Q.30
While working with MS-DOS, which command is used to restore only those files modified since the last backup, from the drive A to the currently logged drive or directory?
RESTORE A: *.*/S
RESTORE A: *.*/M
RESTORE A: *.*/N
RESTORE A: *.*/L
None of the above
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