Visual Basic (VB) Interview Questions - 3

1. What are the ADO objects? Explain them.
2. What are the different compatibility types when we create a COM component?
3. What do ByVal and ByRef mean and which is the default?
4. What does Option Explicit refer to?
5. What does the Implements statement do?
6. What is OLE and DDE? Explain.
7. What is the difference between Msgbox Statement and MsgboxQ function?
8. What keyword is associated with raising system level events in VB?
9. What methods are called from the ObjectContext object to inform MTS that the transaction was successful or unsuccessful?
10. What types of data access have you used.
11. What was introduced to Visual Basic to allow the use of Callback Functions?
12. Which controls can not be placed in MDI?
13. Which controls have refresh method, clear method
14. Which Property is used to compress a image in image control?
15. Which property of menu cannot be set at run time?
16. Which property of textbox cannot be changed at runtime and What's the maximum size of a textbox?
17. Which tool is used to configure the port range and protocols for DCOM communications?