IIT Lab

IIT Lab

1. To Familiarization of OS/MS-DOS/Windows
2. To Familiarization of hardware components hard disk, motherboard, CPU, RAM, ROM, Power Supply, CM OS Battery, Cache memory, register etc
3. Application Packages

• Microsoft Word
• Microsoft  Excel
• Microsoft  Power point
• Microsoft Access

MS-DOS (Microsoft Disk Operating System)

MS-DOS is text based operating system. It was developed by Microsoft & IBM in 1981. It is a CUI(Character User Interface). It is a single user OS. It consists of some internal and external commands.
How to Open MS-DOS
----?--->windows + R------------Type cmd------------open

Some Internal Commands

Cls:- To Clear the screen { C:\cls }
Dir:- To see directories and files { C:\dir }
Md:- To make a new directory { C:\md <filename> }
Rd:- To delete a directory { C:\rd <filename> }
Date & Time:- To display date & time { C:\date } { C:\ time }
Ver:- To see version of windows { C:\ver }
Vol:- To see volume level & serial number { C:\vol }
Cd:- To change drive or path name

Copy con:- To copy the file { C:\copy con <filename> } Ctrl + Z or F6

Copy:-To copy file from one location to another{C:\copy <sourcefile> <destination file to another> }

Ren:- To rename a file { C:\ren <old filename> <new filename>}

Type:- To see the content of file { C:\type <filename>}

Edit:- To edit or modify the content of file { C:\edit <filename>}

Del:- To delete file { C:\Del <file>}

Dirrctory and files

File

File is a collection of information stored in a ontageous memory location.

Eg. A1.txt

where A1 is primary file name (8 character), .txt is second or extension file name (3 character)

Directory

It is interrelated with files but different naming.Eg. d1<dir> directory is empty

ATTRIB

this command is used to display or change file & directory attributes.

C:\>attrib +h lab.txt ....hide

C:\>attrib -h lab.txt ....unhide

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