Then you can Install Oracle Applications by Inserting CD's one after other or by dumping all disks to one location ( Universal Installer will not prompt to insert CD if you staged/dump your CD on Machine it in proper way, Pg 1-12 , page 24 of Guide), If you are Installing Oracle Apps first time, Select Single Node(Also called Single Machine) Installation. Go to Chapter 2, on page 29 of Guide , you will see screen by Screen navigation path for Installation ( Believe me its very simple and just 30 pages all screens so nothing much to read ). After installation forget Chapter 3,4,5 (these are for Advanced Installation Option - Look them once you are comfortable with Simple Instalation) go directly to chapter 6 , Page 141 (This describes how to Check/Access Oracle E-Business Suite 11i Installation) Just 10 pages. So here complete your Oracle 11i Application & that biggest challenge in becoming Oracle Apps DBA . If you face any Issues during Installation post your problem in some Forum or Metalink , else drop a comment on this Post.
How to do Multi Node Installation on Apps 11i ?
If you are comfortable & now want to know how to do multinode Installation for Oracle Applications 11i then follow Chapter 3 (p65- p106) of guide Oracle applications Installation Guide Using Rapid Install Release 11i at http://download-uk.oracle.com/docs/cd/B25516_08/current/acrobat/r115102ins.pdf