I just installed Oracle 11g, and tried to start Oracle SQL developer so as to start writing queries.
It is asking me:
Enter the full pathname for the jav
I found my java.exe that worked for SQL Developer at C:\ORACLE11G\product\11.2.0\client_1\jdk\bin where C:\ORACLE11G is my Oracle Home. The client that I have installed is 11.2.0.
Hope this helps.