Salesforce

1. Explaining about cloud-computing and Advantages..?
2. Explaining about Forcecom and those Benefits?
3. Difference between force.com and Salesforce.com..?
4. Explaining about Cloud-computing Service Models/Layers?
5. Explaining about Cloud-computing Models?
6. Explaining about CRM, Modules and Benefits?
7. Explaining about Controller and Types of controller's?
8. Difference between Master-Detail and Look-up Relationships?
9. Difference between Profile and Role..?
10. Explaining about MVC Design-pattern in Salesforce.com?
11. Explaining about collections in Apex..?
12. Explains about what are different fieldTypes or Datatypes..?
13. Explaining about Workflows?