Business Objects Basic questions

Hi Friends,

I have some questions to be cleared , plz give me reply to my mail id......


1.What is Business Objects Auditor and what we can do by using Auditor?
2.How to use SAP data provider as data source when we are creating reports?
3.what is dashboard and at what situations we will use dash boards?
4.what is performance manager?
5.what is the use of importing wizard in B.O XI?
6.how to migrate Desk Intelligence, WebI and crystal reports from older version to XI?
Explain the steps?
7.We created a universe for US, Europe and Asiapac regions. If sales manager run a report in US region so that results should display in $ and for Europe region it should in euro's?
how to give this provision
8.how to give row level security?
9.Why we are using Crystal Reports as a Reporting Tool in B.O XI instead of Desktop Intelligence. What are major advantages in crystal reports when you compared with desktop intelligence?

Thanks and Regards,

Srinath Ayinampudi