ADO.NET Questions

1. Does SQLClient and OLEdb class share the same functionality
2. How can we load multiple tables in to Dataset?
3. What is the difference between data reader & data set
4. Why edit is not possible in repeater?
5. Difference between SqlCommand and SqlCommandBuilder?
6. How many records can take clustured index in SQL Server?
7. Why can't we use Multiple inheritance and garbage collector in parallel in .NET?
8. What is ADO.NET?
9. Can we connect two datareader to same data source using single connection at same time?
10. What is the execution procedure in oracle ?
11. How to find the given query is optimised one or not?
12. How to copy the contents from one table to another table and how to delete the source table in ado.NET ?
13. What is the difference between data reader and data adapter.
14. How to copy the contents from one table to another table and how to delete the source table in ado .NET?