ASP.NET interview questions: - Can we  restrict users to upload a specified file extension in ASP.NET?

This is not one of the typical .NET interview questions but on knowledge aspect you will find this as interesting because while you are working in some of the IT company or project this situation can occur in front of you so at that time this might help y

ASP.NET interview questions: - Describe how can we  Browse and Upload a file in    ASP.NET?

This not one of those most asked ASP.NET questions , but yes sometimes interviewer starts getting in to practical things to understand how good you are as a developer.

.NET interview questions: - How will you distinguish between ForeGround and BackGround Threading?

threading is a parallel processing unit and helps you to access multiple tasks at a one moment of time.

.NET interview questions: - Steps to add a code snippet in Visual Studio 2010?

Visual Studio has two types of snippets namely Expansion snippet which are inserted at the cursor and SurroundsWith snippet which wraps around existing code.

.NET interview questions: - How does .NET Framework 4  differ from .NET Framework 4 Client Profile?

The .NET Framework 4 Client Profile is a downsized version of .NET Framework 4 and is basically used when you want to create windows based applications and you do not want the complete framework to be installed.

WWF interview questions: -Various  types of Workflow in Windows Workflow foundation?

A sequential workflow has clear start and finish boundaries. Workflow controls execution in Sequential workflow. In sequential execution, one task is executed after other.

.NET interview questions: - Different Ways to create a delegate?

This is the .NET interview questions which you come across many a times. So following is the answer to it with explanation.

.NET interview questions: - Describe steps of working of  CAS ?

First Evidence is gathered about the assembly. In other words from where did this assembly come? , who is the publisher etc.

.NET interview questions: -Describe operator overloading?

Operator overloading is a concept of polymorphism where you can redefine operators like +, - , * etc with additional functionalities.

.NET interview questions: - Can we implement dynamic polymorphism?

This is the .NET interview questions which you come across many a times. So following is the answer to it with explanation.

.NET interview questions: - Explain the steps to clean unmanaged objects and also maintain its performance?

Implement IDisposable interface and implement the dispose function.

.NET and ASP.NET interview questions: - Steps to change cells color of GridView according to some condition?

This is not one of the typical .NET interview questions but on knowledge aspect it might be very helpful and also helpful while you dealing with GridView.

.NET interview questions: - Define hashtable collections?

In arraylist or array if we have to access any data we need to use the internal index id generated by the array list collection. For instance the below code snippet shows how the internal id is used to fetch data from array list.

WCF interview questions: - How does WCF differ from Web services?

WCF services can be hosted in multiple protocols like http, TCP etc. Web services can only be hosted on Http protocol.

ADO.NET interview questions: - State the meaning of  connection, command, datareader and dataset in ADO.NET?

This object creates a connection to the database. If you want to do any operation on the database you have to first create a connection object.

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