Visual Basic Interview Questions and Answers

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Visual Basic Interview Questions and Answers

• How do you register a component?
• Name and explain the different compatibility types when creating a COM component
• Why is it important to use source control software for source code?
• What two methods are called from the ObjectContext object to inform MTS that the transaction was successful or unsuccessful?
• What is the tool used to configure the port range and protocols for DCOM communications?
• What does Option Explicit refer to?
• What are the different ways to Declare and Instantiate an object in Visual Basic 6?
• Name the four different cursor types in ADO and describe them briefly.
• Name the four different locking type in ADO and describe them briefly.
• Describe Database Connection pooling (relative to MTS )?
• What are the ADO objects?
• Under the ADO Command Object, what collection is responsible for input to stored procedures?
• What are some benefits of using MTS?
• What is the benefit of wrapping database calls into MTS transactions?
• Describe and In Process vs. Out of Process component. Which is faster?
• What are the main components of the ADO object model? How are they used?
• Can We create CGI scripts in VB??
• Dim x, y as integer. What is x and y data type?
• What is Centralization Error Handling?
• What is frx?
• What is the DLL required for running the VB?
• Why we use Treeview Control?
• Handling Error in Calling chain.
• In project properties if we set Unattended what is it mean?
• What is the size of the variant data type?
• What is view Port?
• What are the different types of error?
• What is the diff between the Std and Class Module?
• What is Mixed Cursors?
• Drag and Drop state numbers and functions?
• What are the Style Properties of Combo Box?
• What are the Style properties of List Box?
• What are the record set types?
• Different type of Instantiation?
• What is the different between Microsoft ODBC Driver and Oracle OBDC Driver?
• Diff type of Datatypes?
• What is keyword used to compare to objects?
• How can we call Stored procedure of Back End in RDO and ADO ?
• What is the max size allowed for Extension in Visual Basic?
• Referential Integrity (Take care By jet database Engine). Cascade Delete, Cascade Update is done setting property of Attributes.?
• What are the Technologies for Accessing Database from Visual Basic?set?
• What is Dataware Control?
• Record set types and Number available in VB?
• Visual Basic Interview Questions only