1. what is the diference between ORACLE_HOME and ORACLE_BASE?
2. Explain why and how to set PATH Variable?
3. What is ORACLE_SID?
4. What is semaphores and shared memory ? How its related to oracle and how it is calculated?
5. Explain the steps to setup automatic startup and shutdown of database when doing reboot.
6. What is the user of chkconfig and how it works?
7. Explain slient mode installation?
8. Explain tar ball installation and how will setup to complete the installation( explain about ORACLE_HOME, ORACLE_BASE,PATH variable)
9. what are the group names that should be created when installing oracle software.
10. What is the use of bash_profile. Why we need add entries of ORACLE_HOME and PATH?