.Net interview questions

570 questions. Tap “Show answer” to check yourself.

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  1. Dot Net Framework basics

  2. Basics of .net framework, sql server, c# .net, AJAX.

  3. Oops, Sql server, project.

  4. What are the challenging tasks you have faced during your previous experiences ???

  5. Technical skill mostly ask on OOPS, .net Fundamental, SQL Server

  6. Difference between Data-reader and Data Set?

  7. What's Your Project?

  8. What is difference between c++ and c sharp

  9. Asked abt c shap

  10. Tell Some Features of ASP.NET

  11. Lets 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

  12. Can you change the value of a variable while debugging a C# application?

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  14. Which of the following statements is true considering OOP (Object Oriented Programming)?

  15. A developer company sends dll's to the client. someclient is not happy current functionality, so requestsome modification. developer made some changes andsend new dll to all clients. Some client is happy withold version, tell me minimal change to so t

  16. What is difference between abstract class and an interface?What is shadowing?Difference between Overriding and overloading.

  17. Why paging, segmentation needed?

  18. Consider a datagrid in windows application. Here item, rate, qty, amount field are there. When user enters rate and qty, amount should be automatically calculated. When enter key is pressed, the cursor should go from item to rate and then qty and then amo

  19. Write C++ class for the game Connect Four. [Connect Four (also known as Plot Four, Four In A Row, and Four In A Line) is a two-player board game in which the players take turns in dropping discs into a seven column grid with the objective of...

  20. What does managed mean in the .NET context?

  21. 1.How to enter same record twice in target table? give me syntax.2. How to get particular record from the table in informatica?3.How to create primary key only on odd numbers?4. how to get the records starting with particular letter like A in informatica?

  22. Given an Ellipse class can you derive a Circle class from it? What all methods would you include in the circle class and what all in ellipse? Design a class of curve from which Circle and Ellipse can be inherited.

  23. Consider a scenario where lots of objects are created in runtime and soon after the execution starts, you have millions of objects consuming 90% of JVM memory. What would you do about it?

  24. The finally keyword is supported in C#?

  25. Does Java allow you to have private or protected constructors?

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  27. How will you load dynamic assembly? How will create Assemblies at run time? 2)How to maintain View State of dynamically created user controls? For example, If I am creating few instances ?

  28. Which of the following features is supported by Object Oriented Programming?

  29. Whats ArrayList in .Net (VB.Net or C#)What's the advantageous using ArrayList.

  30. When multiple users are working on one application, the SQL/Oracle statement gets locked when one user is working, thus another user cannot work simultaneously. How can multiple users work. Thus give me syntax for freeing SQL/Oracle queries in order for w

  31. What is the use of run time polymorphism For what kind of requirements, you would make functions virtual?

  32. Select the option that describes a "type" in Object Oriented programming.

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