Interview Question on WORKFLOW

1) How to handle Exceptions in workflow

2) Steps in mind before transporting a workflow

3) Two workflows say WS1 FOR PURCHASE ORDER WS2 FOR PURCHASE REQUISITION. How to do both the workflows in a single one.

4) There are 2 managers say MANAGER1 AND MANAGER2. If there is a purchase order of more than 5000 then manager1 has to approve it, if PO>5000 then first MANAGER1 then MANAGER2 has to approve simultaneously. How is it done.

5) how to debug a WORKFLOW.