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MS-DOS Study Guide

Introduction to MS-DOS


MS-DOS (Microsoft Disk Operating System) is a command-line operating system that was widely used before Windows. It allows users to perform file management, execute programs, and control hardware using text-based commands.


Basic Commands


Command

Description

Example Usage

DIR

Lists files and directories in the current folder

DIR /P (Displays page by page)

CLS

Clears the screen

CLS

CD

Changes directory

CD Documents

MD

Creates a new directory (folder)

MD NewFolder

RD

Removes a directory

RD OldFolder

DEL

Deletes a file

DEL file.txt

COPY

Copies files from one location to another

COPY file1.txt D:\Backup

REN

Renames a file

REN oldname.txt newname.txt

MOVE

Moves a file to a new location

MOVE file.txt D:\Docs

TYPE

Displays the content of a text file

TYPE notes.txt

ECHO

Prints text to the screen

ECHO Hello, DOS!

EXIT

Exits MS-DOS

EXIT



Advanced Commands


Command

Description

Example Usage

FORMAT

Formats a disk

FORMAT A:

CHKDSK

Checks disk errors and displays status

CHKDSK C:

DISKCOPY

Copies contents of one disk to another

DISKCOPY A: B:

ATTRIB

Changes file attributes (read-only, hidden, etc.)

ATTRIB +R file.txt

XCOPY

Copies files and directories

XCOPY C:\Docs D:\Backup /S /E

DOSKEY

Enables command history and macros

DOSKEY

LABEL

Changes the disk label

LABEL C:

VER

Displays the MS-DOS version

VER

SYS

Transfers system files to make a disk bootable

SYS A:

FC

Compares two files

FC file1.txt file2.txt



Networking Commands


Command

Description

Example Usage

PING

Tests connectivity to a network device

PING 192.168.1.1

IPCONFIG

Displays network configuration

IPCONFIG

NET USE

Connects to a shared network drive

NET USE Z: \\server\share



Batch File Commands

Batch files (.BAT) allow automation of tasks by executing multiple commands sequentially.

Example Batch File (test.bat)

@ECHO OFF
ECHO This is a batch script
DIR
PAUSE
EXIT


Conclusion


MS-DOS is a powerful operating system for performing file management and system operations via command-line instructions. Mastering these commands enhances efficiency in managing files and system tasks.