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CSE :: DOS Basics

  1. Which of the following command display the name of files in sorted order?

  2. A.

     Dir/o:n

    B.

     Dir/so

    C.

     Dir/an

    D.

     Dir/ah


  3. Which command displays the list of all previous commands entered by the used?

  4. A.

     COMMANDS/ALL

    B.

     KEYDOS

    C.

     DOSKEY

    D.

     DIR/ALL


  5. Which of the following operating does not implement multitasking truly?

  6. A.

     Windows 98

    B.

     Windows NT

    C.

     Windows XP

    D.

     MS DOS


  7. 3. What is the maximum length allowed for primary name of a computer file under DOS?

  8. A.

     8

    B.

     12

    C.

     3

    D.

     None of the above


  9. 4. Which of the following could be a valid DOS file specification?

  10. A.

     NOSFILE.POST

    B.

     NOSFILE.P.OST

    C.

     NOSFILE.DOC

    D.

     NOST.FILEDOC


  11. 5. As per symbolic notation of DOS, which of the following indicates the ROOT directory

  12. A.

     *

    B.

     >

    C.

     /

    D.

     None of the above


  13. With DOS, you may use the `*' and `?':

  14. A.

     When changing the default settings

    B.

     To represent unspecified characters in a filename

    C.

     Instead of wildcard characters

    D.

     In the extension but not in the drive name or the file name


  15. DOS system file consists of

  16. A.

     IBMBIO.COM, IBMDOS.COM, COMMAND.COM

    B.

     COMMAND.COM, IBMBIO.COM, FORMAT.COM

    C.

     SYS.COM,IBMBIO.COM,IBMDOS.COM

    D.

     None of the above


  17. The batch file uses the extension

  18. A.

     .BAT

    B.

     .DOC

    C.

     .PRG

    D.

     .DOS


  19. To display the list of all the file of the disk you would type

  20. A.

     DIR

    B.

     COPY

    C.

     DIR FILES

    D.

     DIR AUTOEXEC.BAT