Your SlideShare is downloading. ×
Disk Operating System by Adrian
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×

Saving this for later?

Get the SlideShare app to save on your phone or tablet. Read anywhere, anytime - even offline.

Text the download link to your phone

Standard text messaging rates apply

Disk Operating System by Adrian

397
views

Published on

Published in: Technology

0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
397
On Slideshare
0
From Embeds
0
Number of Embeds
0
Actions
Shares
0
Downloads
35
Comments
0
Likes
0
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
No notes for slide

Transcript

  • 1.
    • a collection of special programs that supervise and control the operation of the personal computer.
    DOS
  • 2.
    • DOS System Files
    • Internal DOS Command
    • External DOS Commands
    • DOS Utility Programs
    Parts of DOS
  • 3.
    • Used to denote three files, two hidden system files, IO. SYS and a visible file, COMMAND.COM.
    • COMMAND.COM - responsible for displaying the prompt
    • IO.SYS – handles the input and the output between the computer and its peripheral devices such as disks and printer.
    • MSDOS.SYS – forms the heart of DOS. It receive all request for DOS service functions and converts them.
  • 4.
    • Programs that reside in memory as part of DOS.
    a. Cls g. Dir b. Rename h. Vol c. Copy i. Type d. Prompt j. Time e. Date k. Mkdir f. Del / erase
  • 5.
    • Programs that are contained on disks as program files. These files have the extension .COM or .EXE as part of their name e.g. FORMAT.COM
  • 6.
    • Special programs used in ending files, linking programs together, or performing other specialized tasks.