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Interview Questions asked by IT Companies

Given below is the collection of some sample Interview questions asked by well known IT Companies in Interview.These questions are collected by the various candidates who have appeared in the respective companies for a Technical Interview. You may find some questions really good to work on, I have tried not to duplicate any of them.

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Microsoft

Technical Interview Questions

    1. How do you manage session in ASP and ASP.NET?
    2. How do you handle session management in ASP.NET and How do you implement them. How do you handle in case of SQLServer mode.
    3. What are different authentication types. How do you retreive user id in case of windows authentication.
    4. For a server control, you need to have same properties like color maxlength, size, and allowed character throughout the application. How do you handle this.
    5. What is custom control. What is the difference between custom control and user control?
    6. What is the syntax for datagrid and specifying columns?
    7. How do you add a javascript function for a link button in a datagrid?
    8. Does C# supports multi-dimensional arrays?
    9. How to transpose rows into columns and columns into rows in a multi-dimensional array?
    10. What are object oriented concepts?
    11. How do you create multiple inheritance in C#?
    12. ADO and ADO.NET differences?
    13. Features and disadvantages of dataset?
    14. What is the difference between and ActiveX dll and control?
    15. How do you perform validations?
    16. What is reflection and disadvantages of reflection?
    17. What is boxing and how it is done internally?
    18. Types of authentications in IIS?
    19. What are the security issues if we send a query from the application?
    20. Difference between ByVal and ByRef?
    21. Disadvantages of COM components?
    22. How do we invoke queries from the application?
    23. What is the provider and namespaces being used to access oracle database?
    24. How do you load XML document and perform validation of the document?
    25. How do you access elements in XML document?
    26. What is ODP.NET?
    27. Types of session management in ASP.NET?
    28. Difference between datareader and dataset?
    29. What are the steps in connecting to database?
    30. How do you register a .NET assembly?
    31. Usage of web.config?
    32. About remoting and web services. Difference between them?
    33. Caching techniques in .NET?
    34. About CLS and CTS?
    35. Is overloading possible in web services?
    36. Difference between .NET and previous version?
    37. Types of chaching. How to implement caching?
    38. Features in ASP.NET?
    39. How do you do validations. Whether client-side or server-side validations are better.?
    40. How do you implement multiple inheritance in .NET?
    41. Difference between multi-level and multiple inheritance?
    42. Difference between dataset and datareader?
    43. What are runtime hosts?
    44. What is an application domain?
    45. What is viewstate?
    46. About CLR, reflection and assemblies?
    47. Difference between .NET components and COM components?
    48. What does assemblyinfo.cs consists?
    49. Types of objects in ASP

 

Accenture

Technical Interview Questions

    1. Difference between asp and asp.net
    2. How do you do exception management
    3. If you are using components in your application, how can you handle exceptions raised in a component?
    4. Can we throw exception from catch Block?
    5. How do you relate an aspx page with its code behind Page?
    6. What are the types of assemblies and where can u store them and how a private assembly is used only by a single application, and is stored in that application's install directory (or a subdirectory therein)?
    7. What is difference between value and reference types?
    8. Is array reference type / value type?
    9. Is string reference type / value type?
    10. What is web.config. How many web.config files can be allowed to use in an application?
    11. What is difference between machine.config and Web.Config?
    12. What is shared and private assembly?
    13. What are asynchronous callbacks?
    14. How to write unmanaged code and how to identify whether the code is managed /unmanaged?
    15. How to authenticate users using Web.Config ?
    16. What is strong name and which tool is used for this?
    17. What is gacutil.exe? Where do we store assemblies, Should sn.exe be used before gacutil.exe?
    18. What does assemblyinfo.cs file consist of?
    19. What is Boxing and Unboxing?
    20. What are the types of authentications in ASP.NET?
    21. What are the differences between Trace and Debug?
    22. What are the differences between Dataset and DataReader?
    23. What is custom tag in Web.Config?
    24. How do you define authentication in Web.Config
    25. What is sequence of code in retrieving data from database?
    26. What is DTS package?
    27. What provider ADO.net use by default?
    28. Where does Web.Config Info stored? Will this be stored in the registry?
    29. How do you register the .Net Component or Assembly?
    30. What are the difference between ASP and ASP.Net?
    31. What is Stateless ASP or ASP.Net?
    32. What are Authentication mechanisms in .Net?
    33. Tell something about state management in asp.net?
    34. Types of values mode can hold session state in Web.Config?
    35. Tell about WebService in Asp.Net?
    36. What is Http handler?
    37. What is view state and how this can be done and was this there in asp?
    38. Types of optimization and name a few and how do u?

 

I am working towards to answer the above questions. There are still many questions to add, I will gradually add them all. Meanwhile if you have any questions you can mail to me at contact@aakashjain.com

 

Last updated: June, 05, 2007

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