Thanks, shaan, I got lots encourage form you.
My next step will surprised you, SAP ABAP/4 programer cetification.
I'm not the person like certified title, I like take certified exam for practice skill, so only take exam that I want.

jmniu, 1Z0-101 not hard.
you can pass and no problem at all.
no procedure builder question. ( don't spend time there)
I spend lots time on Managing Dependencies.
Study more on Trigger and dependencies because that is hard parts. otherwise you know is simple.
some question have 3 full screen.
so, read question first not source code will save your time.
Must let me know you pass too.

Anyone here, if have some study question or detail exam question, paste here. I do my best. I know books and document not much in this exam.