Operating System

1. MS DOS ( Disk Operating System)

2. MS Windows XP

3. Linux ( Unix)

Work Of Operating System

• Provide a platform to user ,to Work in computer

• Hardware and software Management

• Convert User language to Binary and

Binary To user language

Operating System Part

Hardware (CPU)

Cammand Interface,Interpreter

SHELL

Centeral Process kERNEL

HardwareInput outputinstruction

MS DOS

• Full Name of Disk Operating System (1980) Dos 1.0

• CUI (Character User Interface)

• Command Interpreter

• Single user

• Single tasking

Version of DOS

• DOS 1.0

• DOS 2.0

• DOS 3.0

• Dos 4.0

• DOS 5.0 = Windows Workgroup

• DOS 6.0

• DOS 6.22

• DOS 7.0 Windows 95

Main File in Dos

• There are Three Types of File

1. Command. COM

2. MSDOS.sys

3. IO.sys

Command (instruction)

• Command is instruction for CPU , given by user to perform any operation

Type of command

• Internal Command

Command work by 3 file of dos no external file use

• External Command

Use file external file

Internal command • Main part of dos command

• Prompt C:\india\mp\jbp\gmp>_

• Drive disk का� प्रका�र a-z

A: Floppy / Bootable

B: Floppy / Bootable

C: Hardisk

D: Hardisk

E: CD Rom

F : Pen Drive

DOS Screen

INTERNAL AND EXTERNAL COMMAND

1. DIR

2. MD

3. CD

4. CLS

5. RD

6. REN

7. COPY

8. DEL

9. TYPE

10. ECHO

11. TIME

12. DATE

13. PATH

14. COPY CON

15. VOL

16. COMMAND /? <HELP>

17. PROMPT

1. DOSKEY

2. ATTRIB

3. SORT

4. MORE

5. MOVE

6. SCANDISK

7. CHKDSK

8. EDIT

9. FORMAT

10. FDISK

11. FIND

12. DELTREE

13. BACKUP

Internal Command

1.Change Drive <Drive name :> <Enter>

2.Dir Show List of file and folder

/p Show page by page

/w show wide (chadai)

/a show hidden file

/s Show sub directory list

/o show Order wise

• C:\> DIR <ENTER>

• MD (Make Directory)• Syntax C:> md <Directory name > Enter

• Exp md india <enter>

• CD (CHANGE DIRECTORY)• SYNTAX c:\> CD <DIRECTORY PATH> ER

• CD.. EXIT FROM DIRECTORY

• CD \ ROOT DIRECTORY ME JANE KE LIYE

• CD C:\INDIA\UP\LUCKNOU <ENTER>

1. CLS (Clear Screen)

2. RD (REMOVE DIRECTORY)

RD <DIRECTORY NAME>CONDITION (DIRECTROY MUST BE EMPTY)

3. COPY CON (COPY CONSTRUCTION) TO CREATE FILE

SYNTAX C:\> COPY CON < FILE NAME > <ENTER>

4. TYPE - THIS COMMAND SHOW THE INTERNAL DETAIL OF FILE

5. REN (RENAME ) THIS COMMAND USE FOR CHANGE NAME OF FILE AND DIRECTORY )

C:\> REN <FILE NAME > <New name> <enter>

6 DEL (DELETE) THIS COMMAND USE FOR DELETE FILE

SYNTAX C:\> DEL <FILE NAME > <ENTER>

C:\> DEL FILE1.TXT <ENTER>

7. COPY <THIS COMMAND USE FOR COPY FILE >

C:\> COPY <SOURCE PATH> < DESTINATION PATH>

8. DATE IT SHOW DATE

9. TIME - IT SHOW TIME AND CHANGE IT

10. ECHO : ECHO HI EVERY BODY

EXCERSISE

SCHOOL

class Teacher

10th 12th

physics chemistry

file1 file2 file3

• More - TYPE KI TARAH HOTA HAI

• FILE CONTAIN DISPLAY , THIS SHOW PAGE

BY PAGE • MOVE : • SYNTAX :• C:\> MOVE <SOURCE PATH > <DESTINATION PATH >

• C:\SCHOOL>CLASS> MOVE TEACHER C:\SCHOOL

• DIRECTORY FILE

SCAN DISK/ CHKDSK

• DISK KO SCAN KARTA

• SHOW PRBLEM OF DISK

• REPAIRE PRBLEM OF DISK

EDIT

• NEW FILE KA NIRMAN KIYA JA SAKTA HAI

• FILE KO SUDHAR JA SAKATA HAI

FORMAT

• THIS COMAND FORMAT DIRVE

• C:\> FORMAT <DRIVE NAME>

• C:\> FORMAT <A>