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Disk Operating System (DOS)
Comments
Question
You suspect that your automatic modem dialer is not working correctly. Which of the following commands will manually dial the number 123-4567?
Options
A. AT1234567
B. ATDT1234567
C. AT1234567DL
D. ATM 1234567
E. None of the above
Correct Answer
ATDT1234567
Disk Operating System (DOS) problems
Search Results
1. What switch would you use to view Smartdrive statistics?
Options
A. /x
B. /e:
C. /s
D. /o:n
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: /s
2. DOS uses letters of the alphabet to designate disk drives. How many disk drives can DOS address (recognize)?
Options
A. 4
B. 26
C. 1
D. 16
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: 26
3. While working with MS-DOS, which command is used to combine FILE1 plus FILE2 into new file named FILE3?
Options
A. COPY FILE3 FILE1+FILE2
B. COPY FILE1+FILE2 FILE3
C. COPY FILE1+FILE2+FILE3
D. COPY FILE2 FILE1+FILE3
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: COPY FILE1+FILE2 FILE3
4. Which command is used to copy all files from drive A with extension .TXT to the currently logged drive and directory?
Options
A. COPY a: *.TXT
B. COPY *.TXT A:
C. COPY *.TXT C:
D. COPY *.TXT ALL.TXT
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: COPY a: *.TXT
5. While working with MS-DOS, which command is used to display a list of deleted files that DOS can undelete?
Options
A. UNDELETE *.*
B. UNDELETE/ALL
C. UNDELETE/LIST
D. UNDELETE
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: UNDELETE/LIST
6. Each time you turn the power switch on, which control files will the computer check?
Options
A. COMMAND.COM, IO.SYS
B. COMMAND.COM, DATE.COM, TIME.COM
C. C0MMAND.COM, IO.SYS, MSDOS.SYS
D. CHKDSK.EXE
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: C0MMAND.COM, IO.SYS, MSDOS.SYS
7. Which command is used to display the subdirectory structure of the currently logged drive and pause the screen display after each screenful of information?
Options
A. TREE
B. DELTREE/F
C. DIR | MORE
D. TREE | MORE
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: TREE | MORE
8. When MS-DOS formats a disk, it automatically creates the main directory on your disk, which is called the _____ directory.
Options
A. main
B. root
C. area
D. border
Show Answer
Scratch Pad
Discuss
Correct Answer: root
9. Which DOS command will configure a serial printing port?
Options
A. Parallel serial
B. Mode LPT1=C0M1
C. Direct LPTl=COMl
D. Mode printer ()-serial ()
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: Mode LPT1=C0M1
10. The COPY command of MS-DOS, is used to:
Options
A. copying files to transfer from one PC to another
B. copying files for safe keeping or for record purpose
C. copying files from the hard disk to floppy disks
D. All of the above
E. None of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: All of the above
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