How to start learning weblogic portal?

Go to the below weblogic portal documents link . Chose the  Portlet Development Guide link go through the below topics first

http://download.oracle.com/docs/cd/E13155_01/wlp/docs103/index.html


Portlet Development Guide :

1. .portal file
2. File base portal
3. Streaming portal
4. Portlet
5. Type of portlets
6. Look and Feel
7. Theam
8. Shell
9. Skin
10. Backing File
11. Control file
12. Book and page
13. Layout
14. Interportlet communication
15. Page Flow
16. Desktop creation
17. NetUI tags
18. JSP tags

After finishing the above topics go through the below concepts


1.Content managemengt
2.Unified user profile(UUP-User Management Guide)
3.Customizing the Administration Console
4.Autonomy Search Documentation
5.Federated Portals Guide(WSRP)
6.Security Guide
7.Entitlements,Roles
8.Propogation like conetnts,entitles propogation
9.Database Administration Guide
10.Cache Reference Guide
11.JSR 168