Module 1

Module 1: Introduction to Linux

Who Developed Linux O.S?

In 1991,Linus Torvalds studying Unix at the University, where he used special education experimental purpose operating system called Minix (Small version of Unix).But Minix had its own limitations. Linus felt he could do better than the Minix. So he developed his own version of Minix,which is now known as Linux. Linux is Open Source From the start

Linux Variants:

Caldera Linux

Corel Linux

Debian Linux

Kondara Linux

Red Hat Linux

Mandrake Linux

Slackware Linux

SuSE Linux

Turbolinux

Vector Linux

Red Hat Enterprise Linux Versions:

Red Hat Enterprise Linux 2 :Released on 26.03 2002





System Requirements for installing Red Hat Enterprise Linux 5.0 (RHEL 5.0)

1.CPU /Processor : Pentium D(Dual Core) 2GHZ

2.RAM : 1GB (Minimum) / 2GB(Recommended)

3.HDD Space : Minimum 15GB Free space required (40GB Recommended)

4.DVD Drive

(Note : If you want to install both Windows and Linux in one HDD)

First Install Windows O.S and then install Linux O.S.

How to install RHEL6 O.S in a New HDD ?

Change the First Boot Device as : CDROM /DVD in the BIOS Setup

Insert RHEL 6.0 DVD in the DVD Drive

Press Enter to boot from DVD

2. Choose a language

3. Choose a keyboard type

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4. Choose a installation media

5. Skip DVD media test (or select media test, if you want to test installation media before installation)

6. Red Hat 6 graphical installer starts, select next

7. Accepct Pre-Release Installation

8. Select storage devices

9. Insert computer name

10. Select time zone

11. Enter a password for root user

12. Select type of installation

13. Review partition layout

Modify if needed. Default setup with ext4 and LVM looks good for desktop machine.

14. Accept write changes to disc

15. Writing changes (creating partitions) to disc

16. Configure boot loader options

17. Select softwares to install and enable repositories

18. Customize package selection

19. Checking dependencies for installation

20. Starting installation process

21. Installing packages

22. Installation is complete

Click reboot computer and remove installation media.

Red Hat 6 RHEL Finishing Installation23. Selecting RHEL 6 from grub

24 Booting RedHat 6

25. Red Hat 6 Welcome screen

26. Create normal user (its Optinal)27. Setup date and time and keep up-to-date with NTP28. Login Red Hat 6 Gnome Desktop29. Red Hat (RHEL) 6 Gnome Desktop, empty and default look

Mohammed Manzoor Ul Haq

[email protected]

Module 1

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