ASP.NET Interview Questions

Asynchronous web service means?

Briefly describe the role of global.asax?

Can u pass SOAP messages through remoting?

Can we copy a COM dll to GAC folder?

Can we do sorting in XSL? How do you deal sorting columns dynamically in XML?

Can we use a static function with a non-static variable?

Can you explain the difference between an ADO.NET Dataset and an ADO Recordset?

Can you explain what inheritance is and an example of when you might use it?

Can you give an example of what might be best suited to place in the Application_Start and Session_Start subroutines?

Can you give an example of when it would be appropriate to use a web service as opposed to a non-serviced .NET component

Define Automatic memory Management:

Define Threading:

Describe the difference between inline and code behind - which is best in a loosely coupled solution.

Difference between Dataset and Recordset?

Difference between Element and Node?

Difference Between XML AND HTML?

Differences between DOM & SAX parsers?

Explain about ASP.Net page Life Cycle?

Explain the concept of data Island?

Explain the concepts of Dataset?

Explain the consideration involved in choosing between ADO& ADO.NET?

Explain the differences between Server-side and Client-side code?

Explain the flow of remoting?

Give a few examples of types of applications that can benefit from using XML.

Give some examples of XML DTDs or schemas that you have worked with.

How can u deploy your asp.net application?

How can u handle Unmanaged code Exceptions in ASP.Net?

How can we access static variable?

How can we create pie chart in asp.net?

How can we create Tree control in asp.net?

How can we inherit a static member?

How can we inherit a static variable?

How can you debug an ASP page, without touching the code?

How CCW and RCW are working?

How do u implement locking concepts for dataset?

How do you create a permanent cookie?

How do you merge 2 datasets into a third dataset in a simple manner?

How do you sort a dataset?

How does ASP.NET framework map client side events to server side events?

How does SOAP transport happen and what is the role of HTTP in it?

How does VB.NET/C# achieve polymorphism?

How to create events for a control? What is custom Events? How to create it ?

How to do Authorization in asp.net?

How to do Forms Authentication in asp.net?

How to do Role-based security?

How to implement Datagrid in .Net? How would you make a combo-box appear in one column of a DataGrid? What are the ways to show data grid inside a data grid for a master details type of tables? If we write any code for Datagrid Methods, what is the access specifier used for that methods in the code behind file and why?

How to Manage state in ASP.NET?

How to use XML DOM model on client side using Java Script?

How u can access a webservice using soap?

How u will do sub string in XSL?

How will do transaction in Web service?

How will u load dynamic assembly? How will create assemblies at runtime?

How will you do Redo and Undo in a Textcontrol?

How will you expose/publish a webservice?

How would you get ASP.Net running in Apache web servers - why would you even do this?

How would you implement inheritance using VB.NET/C#?

If I have more than one version of one assemblies, then how'll I use old version (how/where to specify version number?) in my application?

If i replace my SQLSERVER with xML files and how about handline the same?

If I'm developing an application that must accommodate multiple security levels though secure login and my ASP.NET web application is spanned across three web-servers (using round-robbin load balancing)

what would be the best approach to maintain login-in state for the users?

if you are executing these statements in CommandObject."Select * from Table1; Select * from Table2" How you will deal result set?

Is the COM architecture same as .Net architecture? What is the difference between them?

Let's say I have an existing application written using Visual Studio 6 (VB 6, InterDev 6) and this application utilizes Windows 2000 COM+ transaction services. How would you approach migrating this

application to .NET

One user deleted one row after that another user through his dataset was trying to update same row. What will happen? How will you avoid this problem?

Should validation (did the user enter a real date) occur server-side or client-side? Why?

What are ASP.NET Web Forms? How is this technology different than what is available though ASP (1.0-3.0)?

What are different transaction options?

What are the 3 types of caching in ASP.NET?

what are the 3 types of session state modes?

what are the 6 types of validation controls in ASP.NET?

what are the channels and Formatters?

What are the contents of cookie?

What are the differences between OLEDB and ODBC?

What are the differences between OLEDB provider and SQL client Provider?

What are the differences between Serialize and MarshalByRef and MarshalByVal?

What are the different formatters can be used in both? Why?

What are the events fired when web service called?

what are the method parameter in c#?

What are the page level transaction and class level transaction?

what are the two activation modes for .NET Remoting?

What are the two Authentication modes for SQL server connection?

What are the ways to create a tree view control using XML, XSL and _Javascript?

what are value types and reference types?

What are virtual destructors?

what are webservices?

What does the "EnableViewState" property do? Why would I want it on or off?

What happens when you try to update data in a dataset in.NET while the record is already deleted in SQL Server as backend?

What is "Async" property of XML means?

What is "Well Formed XML" and "Valid XML"?

What is a disco file?

What is a proxy in web service? How do I use a proxy server when invoking a web service?

What is a Singleton class?

What is a static class?

What is an Assembly, Private Assembly and Shared Assembly? What are the ways to deploy an assembly?

what is an Delegate?

What is Asynchronous call and how it can be implemented using delegates?

What is AutoEventWireup attribute for?

What is Boxing and Unboxing?

What is concurrency? How will you avoid concurrency when dealing with dataset?

What is DataReader?

What is diffgram, explain how it is used?

What is Diffgram/?

What is GetElementarybyname method will do?

What is Global Assembly cache?

What is MTS. Explain it?

What is Safecode and unsafe code?

What is SAX?

What is selectnode method will give?

What is Shared and Repeatable Inheritance?

What is SOAP and how does it relate to XML?

What is static constructor?

What is static function?

What is static member?

What is the difference between Application and Cache Variables?

What is the difference between array and array list?

What is the difference between control and component?

What is the difference between Finalize and Dispose (Garbage Collection)?

what is the difference between Manifest and Metadata?

what is the difference between overloading and overriding?

What is the difference between overloading and shadowing?

What is the difference between Server.Transfer and Response.Redirect? Why

would I choose one over the other?

What is the difference between user controls and custom controls?

What is the difference between XmlDocument and XmlDataDocument?

What is the namespace for encryption?

What is the other method, other than GET and POST, in ASP.NET?

what is the Role of XSL?

What is the use of Template in XSL?

What is typed dataset?

What is valid Xml document? What a well formed xml document?

What is web client class and its methods?

What is Xpath Query?

What is XpathNavigator?

What is XSLT and what is it's use?

What tags do you need to add within the asp:datagrid tags to bind columns manually?

What type of code (server or client) is found in a Code-Behind class?

Whats an assembly ?

what's singlecall Activation mode used for ?

what's the singleton Activation mode used for?

When constructing an XML DTD, how do you create an external entity reference in an attribute value?

Where do u store our connection string in asp.net application?

Which is the namespace used to write error message in event Log File?

Why main function is static?

Without modifying source code if we compile again, will it be generated MSIL again?

Write syntax to serialize class using XML Serializer?

You have defined one page_load event in aspx page and same page_load event in code behind, how will program run?

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