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Home » GAT Subject » Computer Science » Aptitude Test - 84
1.Which command below will instruct DOS to do a "quick format".
A. FORMAT A: /QUICK
B. FORMAT A: /Q
C. FORMAT A: /QU
D. FORMAT A: /QUICK
2.While working with MS-DOS, which command is used to display a list of deleted files that DOS can undelete?
A. UNDELETE *.*
B. UNDELETE/ALL
C. UNDELETE/LIST
D. UNDELETE *.*
3.Which file executes commands in DOS?
A. MS-DOS.SYS
B. CONFIG.SYS
C. COMMAND.COM
D. MS-DOS.SYS
4.What switch would you use to view Smartdrive statistics?
A. /x
B. /e:
C. /s
D. /x
5.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. C0MMAND.COM, IO.SYS, MSDOS.SYS
D. COMMAND.COM, IO.SYS
6.While working with MS-DOS, which command is used to combine FILE1 plus FILE2 into new file named FILE3?
A. COPY FILE3 FILE1+FILE2
B. COPY FILE1+FILE2 FILE3
C. COPY FILE1+FILE2+FILE3
D. COPY FILE3 FILE1+FILE2
7.When MS-DOS formats a disk, it automatically creates the main directory on your disk, which is called the _____ directory.
A. main
B. root
C. area
D. main
8.Which command will prevent subsequent changes to the file CBT.EXE?
A. RENAME + r CBT.EXE
B. ATTRIB + r CBT.EXE
C. COPY + r CBT.EXE
D. RENAME + r CBT.EXE
9.Which command will be used to display a column file compression ratio for each file of Double spaced disk?
A. DIR/W
B. DIR/S
C. DIR/B
D. DIR/W
10.The COPY command of MS-DOS, is used to:
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. copying files to transfer from one PC to another
11.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?
A. COPY A: *.TXT
B. COPY *.TXT A:
C. COPY *.TXT C:
D. COPY A: *.TXT
12.Which command of DOS is used to compare two floppy disks?
A. DISKCOPY
B. DISKCOMP
C. DISKCOPY A: B/V
D. DISKCOPY
13.Which command of DOS is used to sort the file in reverse order?
A. SORT > filename
B. SORT < filename
C. SORT/R < filename
D. SORT > filename
14.Which DOS command would allow you to redirect a printer?
A. Type
B. Capture
C. Mode
D. Type
15.DOS uses letters of the alphabet to designate disk drives. How many disk drives can DOS address (recognize)?
A. 4
B. 26
C. 1
D. 4
16.The PATH command is usually found as part of your _____ file.
A. CONFIG.SYS
B. CONFIG.BAT
C. AUTOEXEC.SYS
D. CONFIG.SYS
17.Which command is used to display the subdirectory structure of the currently logged drive and pause the screen display after each screenful of information?
A. TREE
B. DELTREE/F
C. DIR | MORE
D. TREE
18.If you do not know the current time, which command will you use to display the time?
A. COPY
B. VER
C. TIME
D. COPY
19.Filename extensions help identify certain files. What filename extension identifies executable files?
A. INF
B. PRO
C. EXE
D. INF
20.Which combination of keys allows you to perform a warm boot?
A. Ctrl+ESC
B. Ctrl+Alt+DEL
C. Ctrl+Shift+DEL
D. Ctrl+ESC
21.You suspect that your automatic modem dialer is not working correctly. Which of the following commands will manually dial the number 123-4567?
A. AT1234567
B. ATDT1234567
C. AT1234567DL
D. AT1234567
22.Which command is used to copy all files from drive A with extension .TXT to the currently logged drive and directory?
A. COPY a: *.TXT
B. COPY *.TXT A:
C. COPY *.TXT C:
D. COPY a: *.TXT
23.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 BLACK
24.Which two commands enable you to move between directories?
A. CD
B. CHDIR
C. MOVE
D. CD
25.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. Is run after config.sys on system boot-up
26.Which is LEAST likely to interfere with upgrading to a newer DOS version?
A. ROM BIOS
B. Video controller
C. Compressed drives
D. ROM BIOS
27.System Study involves
A. study of an existing system
B. documenting the existing system.
C. identifying current deficiencies and establishing new goals
D. study of an existing system
28.The primary tool used in structured design is a:
A. structure chart
B. data-flow diagram
C. program flowchart
D. structure chart
29.In a _____ one module of the new information system is activates at a time.
A. System Development Life Cycle
B. CASE tool
C. Phased Conversion
D. System Development Life Cycle
30.In Prototyping
A. BASIC is used
B. COBOL is used
C. 4GLs are used
D. BASIC is used
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