Nimbus Water Systems PC-286 Manuale utente

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MS-DOS 4A
USERS GUIDE
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IMS.DOS 4.O
USERS GUIDE
PN23550

Nimbus PC-286 and PC-386
MS-DOS 4.0 User's Guide
PN 23550
Microsoft Corporation.
Information in this document is subject to change without notice and does not
represent a commitment on the part of Microsoft Corporation. The software
described in this document is fumished rmder a license agreement or non-
disclosure agreement. The software may be used or copied only in accordance
with the terms of the agreement. It is agairst the law to copy the software on any
medium except as specifically allowed in the license or non-disclosure agreement.
No part of this manual may be reproduced or transmitted in any form or by any
means, electronic or mechanical, including photocopying and recording for any
purpose without the express wrinen permission of Microsoft.
Copynght @ Research Machines March 1989.
Reprinted by Research Machines with permission of Microsoft Corporation, 1987,
1988. All rights reserved.
Microsoft Limited, Excel House,49 De Montfort Road, Reading, RGl 8LP.
Microsoft, the Microsoft logo, MS-DOS, XEND( and Multiplan, are registered
tademarks of Microsoft Corporation.
lotus is a registered trademark of lotus Development Corporation.

MS-DOS User's Guide
Welcome
Welcome to the MS-DOS operating system, version 4.0. If you are new to
working with operating systems for personal computers, you will want to
learn a few basics before you go on to learn about the advanced features
of MS-DOS. This MS-DOS User's Guide was written to help you
understand the fundamentals of using MS-DOS with your RM Nimbus
PC-286 or PC-386.
Once you have read this MS-DOS User's Guide, or if you are already an
advanced personal computer user, see the MS-DOS User's Reference,
which presents the features of MS-DOS and describes each MS-DOS
command in detail (this is available from RM or your supplier). In
addition, programmers may be interested in the MS-DOS Progmmmer's
Reference, which introduces programmers to MS-DOS, and describes all
the MS-DOS system calls.
Before You Begin
tsefore you begin using this MS-DOS User's Guide, you should have
started up yorrr computer as shown in the PC-286 and 386 Guide.
The MS-DOS operating system is supplied on the master disk labelled
'MS-DOS System and Utilities Disk", and is installed on the winchester
disk if your computer has one. Make copies of all your important disks
like &e MS-DOS System Disk - see chapter 3, "Getting Started". Always
use t}re copies to work with and keep the master disks stored away safely.
Also, take note of the following conventions used in this guide.

MS-DOS User's Guide
Conventions
Throughout this guide, the following conventions are used:
o key presses are shown by, e.g.<ENTER>, <CTRL>, <ESC>, and so on
o multiple key presses are shown by, e.g.<CTRL/C> which means -hold
down the CTRL key and press the C key"
o commands that you type, and text that appean on your scr@n, are
printed like this:
This is a command or message
o in commands that you type, you may need to substitute your own text
for the example text; e.g. where a filename is expected you see:
(filename)
o the terms Kb and Mb after certain numbers stand for kilobytes and
megabytes respectively
How to Use this Guide
This manual infroduces you to the MS-DOS operating system and teaches
you how to use several MS-DOS features. The manual is organized so that
you can easily find what you need to know. The following list gives you a
quick overview of the topics covered.
Turn to
Chapter I
Chapter 2
Chapter 3
Chapter 4
To learn
About important MS-DOS terms and your ke1't'oard
About disks and files
How to get stafted with MS-DOS and ho*' n quit
MS-DOS
How to use MS-DOS commands and ho*'to pnnt a
file
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Chapter 5
Chapter 6
Glossary
MS-DOS User's Guide
How to run a program and use Edlin
What the config.sys file does
What the autoexec.bat file does
How to modiry ftese two files
About MS-DOS terms
To learn more about MS-DOS, refer to the MS-DOS lJser's Reference.
To learn about using your computer, see the RM Nimbus PC-286, PC-386
Guide.


Contents
Chapter 1: Learning about MS-DOS
Terms You Should Know
Introducing MS-DOS terms
Keys You Use With MS-DOS
The keyboard
Differences between keys
The Enter key
Keys that move the cursor
Control key combinations
What Comes Next?
Chapter 2: Learning about Disks, Files and Directories
3.5" Floppy Disks
Master disks
Write-protecting your disks
Winchester (hard) disks
Formatting your disks
How to name your files
Directories
SuMirectories
Paths and pathnames
What Comes Next?
Chapter 3: Getting Started
Where to Find MS-DOS
Making a Backup Copy of Your MS-DOS Disk
If you have two floppy disk drives
If you have a single floppy disk drive
How to Restore MS-DOS to a Winchester Disk
How to Quit MS-DOS
What Comes Next?
Contents
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MS-DOS User's Guide
Chapter 4: Using Commands
File Commands
The DIR command
The COPY command
The DEL command
The RENAME command
The TYPE command
The Print command
Disk Commands
The FORMAT command
The DISKCOPY command
The LABEL command
RM Extensions to MS-DOS
What Comes Next?
Chapter 5: Using Applications with MS-DOS
How to Run Application Programs
Starting an application from a floppy disk
Starting an application from a winchester disk
A note about using application programs
How to Create a File with Edlin
What Comes Next?
Chapter 6: Setting Up MS-DOS
Special MS-DOS Files
The Config.sys file
The Autoexec.bat file
How the Special Files Differ
What Comes Next?
Glossary
Index
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Learning about MS-DOS
Chapter 1
Learning about MS-DOS
In this chapter you will learn about:
o important MS-DOS terms
. your computer's keyboard
Terms You Should Know
Introducing MS-DOS terms
When you are introduced to a new or different idea, you must often learn
a new set of words to understand the idea. The MS-DOS operating system
is no exception. The following pages explain some terrns you will need to
know so that you can read and use this manual. If you are already familiar
with MS-DOS, you may find the MS-DOS User's Reference more
helpful.
Program
Programs, often called application progams, applications, or software, are
series of instructions written in computer languages. These instmctions
are stored in files and tell your computer to perform a task. For example, a
progmm might tell your computer to alphabetically sort a list of names.
Spreadsheets and word processors are other examples of programs.
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