I am installing WebLogic 10.3.5 on Linux.
Download WebLogic 10.3.5 Binary from http://www.oracle.com/technetwork/middleware/weblogic/downloads/wls-main-097127.html
Download WebLogic Server generic installer listed under “Additional Platforms”
Pre-requisite:
JRockit JVM should be installed. The installation steps are in my earlier post "Install JRockit JVM"
Install WebLogic
# java -jar wls1035_generic.jar Extracting 0%.................................100%