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Q1. The autoexec.bat configuration file
(A) Is run after config.sys on system boot-up
(B) Contains all windows configuration files
(C) Is also known as config.sys
(D) Checks for system polarity
Answer: (A) Is run after config.sys on system boot-up
Q2. What command can you add to the AUTOEXEC.BAT file so that your computer temporarily stops in the execution of the file before continuing?
(C) Wait x.xx seconds
(D) Wait until Files=”x”
Answer: (A) Pause
Q3. What DOS program can you run to see which serial ports are detected?
Answer: (B) MSD
Q4. While working with MS-DOS, which command is used to switch to the monochrome display from color display?
(A) MODE BLACK
(B) MODE B/W
(C) MODE MONO
(D) MODE CO40
Answer:(C) MODE MONO
Q5. Where would you load the mouse driver mouse.sys?
Answer: (A) config.sys/C
Q6. While working with MS-DOS, which command is used to force DOS to recheck all clusters when reformatting a disk?
Answer: (D) FORMAT/C
Q7. While working with MS-DOS, which command is used to display the contents of a file and pause the display after each screenful of information?
(A) TYPE filename | MORE
(B) CAT filename | MORE
(C) CAT filename | pg
(D) MORE filename
Answer: (A) TYPE filename | MORE
Q8. To conserve battery power on your laptop computer. What DOS v6.x command should you use?
Answer: (B) Power.exe
Q9. A system has two IDE hard drives that are each divided into primary and extended partitions, which drive letter is assigned to the primary partition of the second drive?
Answer: (B) D
Q10. While working with MS-DOS, which command is used to restore files that were backed up using the BACKUP command?
Answer: (C) RESTORE
Q11. The MODE command of MS-DOS is used to
(A) Display information about several types of devices installed in your computer
(B) Provide various types of control over your printers
(C) Make changes of the current display
(D) All of the above
Answer: (D) All of the above
Q12. Which command will be used to display a column file compression ratio for each file of Double spaced disk?
(D) DIR /C (/C switch introduced in DOS version 6.00)
Answer: (D) DIR /C (/C switch introduced in DOS version 6.00)
Q13. Which command is used to send the contents of file named REPORT/TXT to the standard printing device?
(A) TYPE REPORT.TXT TO PRINTER
(B) TYPE REPORT.TXT > PRN
(C) TYPE REPORT.TXT | PRN
(D) TYPE REPORT.TXT | PRINTER
Answer: (B) TYPE REPORT.TXT > PRN
Q14. Batch files contain a group of MS-DOS commands that are run in successive order. What filename extension identifies batch files?
Answer: (B) BAT
Q15. Each time you turn the power switch on, which control files will the computer check?
(A) COMMAND.COM, IO.SYS
(B) COMMAND.COM, DATE.COM, TIME.COM
(C) COMMAND.COM, IO.SYS, MSDOS.SYS
Answer: (C) COMMAND.COM, IO.SYS, MSDOS.SYS
Disk Operating System (DOS) MCQ – All Set
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