VB.NET Interview Questions #2

September 28th, 2007

Here’s the second in my series of VB.NET interview questions. You can try out the first in this series here: VB.NET Interview Questions #1.

Feel free to add a comment with your answers. Try to answer them before looking at the comments or searching MSDN or Google for an extra challenge.

True or False

For ‘extra credit’, explain your answer

1. VB.NET does not support optional arguments.

2. VB.NET supports operator overloading.

3. A TcpListener object can only accept one connection at a time.

4. Any object returned by a web service must have a default constructor.

5. The string, “2nd_Base” is a valid XML element name.

General VB.NET Questions

1. Name at least 3 ways to fill a DataSet object with data.

2. What is the difference between a Protected and a Private member of a class?

3. Describe some of the differences between Binary Serialization and XML Serialization.

4. Explain how to add a control to an existing form.

5. Name at least 3 XML reserved characters.

General Interview Questions

Here are some tough general interview questions that you might want to use or be prepared to expect.

1. What was the most important thing you learned on your last job?

2. What do you think were some of the weakest points in the way things were done at your (previous/current) job?

3. What accomplishment in your career are you most proud of?

4. If someone else on your team asked for your help but you were busy with your own tasks, what would you do?

5. Have you ever been in a job where you felt (over/under) qualified?

Open Ended Questions

1. Your task is to program a web service that will provide sales leads to independent sales organizations. What would be some of the things that you would want to ask the architect or project sponsor about in your initial discussions?

2. You have written a data layer for a web site that collects customer satisfaction survey information. It is currently in production. It has been reported that about 1 in 10 surveys are being lost when the user presses the save button. You can’t duplicate the problem on your test servers. What steps would you take to debug the problem?

Have fun with these and let me know what you think about them by leaving a comment or answering the questions.

Entry Filed under: VB.NET Interview Questions

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