Post on 01-Jan-2016
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Gorman, Stubbs, & CEP Inc.1
Introduction to Operating Systems
Lesson 2
Disk Operating System: DOS
Lesson 2 – Disk Operating System: DOS2
Objectives
Understand why DOS is important to Windows 3.1 and Windows 9x users.
Prepare the hard disk for installation of DOS. Install DOS correctly on your personal
computer. Create and use directories for file
management. Create, view, print, copy, move, delete, and
rename files in DOS using the text editor. Recognize common error messages in DOS.
Lesson 2 – Disk Operating System: DOS3
What Is DOS?
DOS stands for Disk Operating System. DOS is the underlying operating system of
Windows 3.11, 95, and 98. You may need DOS commands to
troubleshoot or repair these older Microsoft operating systems.
Lesson 2 – Disk Operating System: DOS4
Preparing for Installation
1. Install a new hard drive.
2. Low-level format the drive (usually done by the manufacturer).
3. Use FDISK to partition the new hard drive.
4. High-level format the drive using the FORMAT command.
Lesson 2 – Disk Operating System: DOS5
Installing the Operating System
Basic settings:– DATE/TIME– COUNTRY– KEYBOARD– INSTALL TO
Lesson 2 – Disk Operating System: DOS6
Basic Functionalities
Environment Command-line user interface Command prompt
Lesson 2 – Disk Operating System: DOS7
Basic Commands
DIR MD CD EDIT TYPE PRINT COPY
MOVE DISKCOPY DELETE RENAME RD
Lesson 2 – Disk Operating System: DOS8
Common DOS Error Messages
Abort, Retry, Fail? Access denied Bad command or file
name Bad or missing command
interpreter Drive not ready error Duplicate filename or file
not found
File cannot be copied onto itself
File creation error File not found General failure Insufficient disk space Internal stack overflow Invalid directory Invalid drive specification
Lesson 2 – Disk Operating System: DOS9
Common DOS Error Messages (continued)
Invalid filename or file not found
Invalid media, track 0 bad or unusable
Invalid number of parameters
Invalid parameter
Invalid switch Non-system disk or disk
error Not ready, reading drive
X Write fault error Write protect
Lesson 2 – Disk Operating System: DOS10
Summary
DOS controls the flow of information between you and the computer, allows you to store information on your computer, allows you to retrieve information stored on your computer, interprets and translates the software you have on your computer, gives you access to all its functions, and allows you to fix your system when Windows 3.1 or 9x cannot load properly.
Lesson 2 – Disk Operating System: DOS11
Summary (continued)
You prepare your hard drive to hold data by using two external utilities: FDISK and Format.
Install DOS correctly on your personal computer. Create and use directories for file management. Create, view, print, copy, move, delete, and
rename files in DOS. There are many commands in DOS that help you
do more things with the operating system. Recognize common error messages.