ASP.NET, C#, MVC, JQUERY, JavaScript Interview Questions.

ASP.NET, C#, MVC, JQUERY, JavaScript Interview Questions

1. Tell about your technical profile.
2. What was your role in your project?
3. In which module you have worked explain?
4. Describe GridView events (Paper).
5. How to change Label's color based on Label's value  (Paper)?
6. Write the code to perform edit and delete operations using  GridView
     (Paper).
7. What are the Validation controls in ASP.Net?
8. How you will implement Custom Validator Control functionality (Paper)?
9. What are Generics?
10. What is the  difference between HashTable and Dictionary?
11. What is Ajax and  Jquery?
12. Which control have you used in AJAX?
13. What is the use of ModalPopUpExtender (Paper)?
14. WCF Basics (Types of binding)
15. What are Database Constraints?
16. Difference between Primary and Unique key?
17. Difference between Function and Procedure?
18. Can we store DataSet in View State?
19. When we will store DataSet in Session then which memory will be filled client side or server side?
20. Difference between reference and out parameter?
21. How to execute stored procedure?

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1. What is View State?
2. Where is View State is saved and how View State value is retained  between
     Post Back. (Practical)?
3. Form Authentication Process (Using Web.Config file and Database in 
     (paper).
4. If View State value is "X" and I have changed it to "Y" in Page_Load 
     then what will be the final value of View State?
5. Page Life cycle with use.
6. Performance Analyzer tool.
7. How to declare unique key?
8. Diff. between Equi join and Right outer join (Paper)?
9. Define Caching types.
10. How to implement SQL Cache (Paper)?
11. How to call Web service using AJAX (Paper)?
12. How to change Color of Label using Jquery (Paper)?
13. What is Table Object/Variable?
14. How to call stored procedure using Entity Framework?
15. What is the difference between Overloading and Overriding?
16. What is the difference between ExecuteScalar() and ExecuteNonQuery()?
17. What if I will pass Select * in ExecuteScalar()?

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1. Tell me about projects.
2. Your role in project.
3. Which performance tool you have used?
4. Define abstract class and interface?
5. Why to use static members?
6. What is partial class and advantages?
7. GridView and DataList differences.
8. State Management type.
9. What is view state and use?
10. Caching techniques.
11. WCF and Web service differences.
12. Define WCF contracts.
13. Define design pattern.
14. What is facade pattern?
15. Triggers use and types.
16. Define cursor.
17. Difference between clustered and non-clustered index.
18. How many clustered index can be declared for a table.
19. What is view?
20. What is AJAX and Update-panel?
21. If you have 2 Update-panel then how to update one update panel from 
       second?

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1. Define your Technical skills.
2. Your Role in project.
3. Define features of OOPS.
4. How you will replace the functionality of parent class function in
child class.(Paper)
5. Difference between Interface and abstract class (Use).
6. Functions of CLR.
7. Where you will use Cookie, Session and View State.
8. What are InProc and OutProc Session?
9. If you will save session in OutProc then where it will be saved.
and when it will be expired.
10. Difference between Web service and WCF
11. Design pattern.
12. Write sequence of select query-

       [ WITH ]
       SELECT select_list [ INTO new_table ]
       [ FROM table_source ]
       [ WHERE search_condition ]
       [ GROUP BY group_by_expression ]
       [ HAVING search_condition ]
       [ ORDER BY order_expression [ ASC | DESC ] ]

      The UNION, EXCEPT and INTERSECT operators can be used between   
      queries to combine or compare their results into one result set.

13. What is ROW_NUMBER () in SQL Server?
14.  Difference between Union and Join.
15. Return value for ExecuteNonQuery().
16. Can we execute DML command in ExecuteScalar()?
17. Difference between DataSet and DataReader.
18. If provider is given OracleClient then can we connect with SQL Server?
19. Where you have used JQuery in your project?
20. Namespace for web-part (SharePoint)    - System.Web.UI.WebControls.WebParts Namespace
21. For creating a site what are the main concepts you need to consider in
      UL layer, middle-ware and Database Layer.


 MVC INTERVIEW QUESTIONS


1. What is MVC?
2. Can you explain the complete flow of MVC?
3. Is MVC suitable for both windows and web application?
4. What are the benefits of using MVC?
5. Is MVC different from a 3 layered architecture?
6. What is the latest version of MVC?
7. What is the difference between each version of MVC?
8. What are routing in MVC?
9. Where is the route mapping code written?
10. Can we map multiple URL’s to the same action?
11. How can we navigate from one view to other view using hyperlink?
12. How can we restrict MVC actions to be invoked only by GET or POST?
13. How can we maintain session in MVC?
14. What is the difference between tempdata , viewdata and viewbag?
15. What are partial views in MVC?
16. How did you create partial view and consume the same?
17. How can we do validations in MVC?
18. Can we display all errors in one go?
19. What are the other data annotation attributes for validation in MVC?
20. How can we enable data annotation validation on client side?
21. What is razor in MVC?
22. Why razor when we already had ASPX?
23. So which is a better fit Razor or ASPX?
24. How can you do authentication and authorization in MVC?
25. How to implement windows authentication for MVC?
26. How do you implement forms authentication in MVC?
27. How to implement Ajax in MVC?
28. What kind of events can be tracked in AJAX ?
29. What is the difference between “ActionResult” and “ViewResult”?
30. What are the different types of results in MVC?
31. What are “ActionFilters” in MVC?
32. Can we create our custom view engine using MVC?
33. How to send result back in JSON format in MVC?
34. What is “WebAPI”?
35. But WCF SOAP also does the same thing, so how does “WebAPI” differ?
36. With WCF also you can implement REST,So why "WebAPI"?
37. How to implement “WebAPI” in MVC?

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