Explain why workflows are based on extensible models?

What is the difference between a system workflow and a human workflow?

Can you integrate workflow applications with some other application, such as Windows Forms applications and Web applications?

Explain the mygmail password activity data model of WF 4.0?

What are the services required on standby database?

What is the difference between logical standby database and physical stand by database?

Why do you need to have data guard?

What is data guard?

What are the services required on primary database?

Is there any difference in the data changes in primary and secondary database?

What is the maximum number of standby database that can be associated with a production database?