1. Difference between WSS & MOSS
2. Webparts and Deployment
3. Difference between Document Library and Picture Library
4. Event Handlers : What is the base Class?
Ans : SPEventReceiverBase
5. Content Type
6. Site Templates
For resuability it is used.
7.How to display a pdf icon when it is uploaded into Document Library?
Ans : Use IFilter of Pdf
8. SP object model
10. workflows (out of the box and custom workflows)
11. Deployment of Workflows using WSP, Cab?
Tools to remember:
1. WSPBuilder (codeplex)
2. BDC Metaman (U2Usite)
3.CAMLQuery Builder(U2U site)
4. Stramit Query Viewer (http://www.codeplex.com/SPCamlViewer)
5. SonofSmartPart webpart