Questions and answers for financial and scm

  Hello All,

I dont know where i have to put this question so decided to raise my questions here.

I have different questions related to 8 modules.(INV,PO,OM,GL,CE,FA,AR,AP)

1)Changes can be made in Posted Journal?calaneder changeable or not?

2)what is segment rule?

3)What consolidation workbench shows?

4)bank balance page shows balance or not?

5)How to autreconcillation bank?

6)types of Ap invoice?

7)Purpose of refund in AP?if invoice create and paid excess amount,how it will adjust?

8)ways of asset addition?

9)rollback depreciation is possible or not?R12

10)What is b2b functionality?