ORACLE 11g SOFTWARE INSTALLATION ON LINUX

First Go through below link if you don't have setup environment of oracle 

Steps Before Installation on Linux

1. Copy  or download oracle 11g installer on linux  then navigate to that folder 


   

2.  Now run "runInstaller" file from terminal . For that navigate to database folder (in my case)  by cd command and run file






  



3. untick oracle security updates and click next where you can see  below photo.







4. 
CREATE AND CONFIGURE  A DATABASE - > 
If you want to install oracle software with auto-configure  database then select first one 

INSTALL DATABASE SOFTWARE ONLY - >
   If you want to install software only the select second option from that we can create database later with dbca or manual 

UPGRADE AN EXISTING SOFTWARE ->
    to update software from old to new.

5. Click the first option for single instance on next screen

6. Choose the language and click next .

7. click on enterprise edition . 
             details of edition is also given on same screen.

8. select path of oracle home % oracle base. make sure that path have full permission of relevant user

9. Click next to next , that you can find packages error so don't worry click on ignore we can do it later for instance 


10. Click on next.

11. Click on Finish so that it will start installation.

12.During the installation it will ask to run some script . so Run it with root user and go ahead.



13.click on Close .

14. Here Installation of oracle software only is complete 

15. Now you can create database using Database Configuration Assistance (DBCA) or manual .