Interview qns:
C#:
1.What is diff between dictionary and List?
2.How to display list of data using Dictionary?
3.Diff between Finalize and dispose?
4.Garbase collections in C# with generations?
5.What is ananymous methods with technical example?
6.what is Extension methods with example?
7.what is lambda expression with example?
8.what is diff b/w interface and abstract class?
9.what is staic classes and static methods?
10.what is partial classes and partial methods?
11.If 2 developers using same partial method then which method should execute first(Example: 2 developers using same method with diff logic thwn which logic can merge first)?
12.which one is value type and which one is reference types in below type?
String,integer,double,bool, Class,struct,enums?
13.Diff b/w value types and Reference types with example?
14.What is delegate with example and types of delegates?
15.What is generics and advantage of generics with example?
16.Collections in c#?
17.what is diff boxing and unboxing with example?
18.what is Object Initializers?
19.what is GAC and advantage?
20.What is satellite Assembly?
21.when u click sumbit btn and select all gridview data and how to pass All Contact details through Customer to Stored proc at a time?
22.Diff b/w Encapsulation and Abstration and advantage?
23.Assemblies?
24.Diff b/w overloading and overiding?
25. Diff b/w Sealed class and private class?
26.Reverse number/string, binary search,factorial method programs?
27.what is tuple?
28.What is the use of Dynamic keyword in c#?
Asp.net:
1.What is diff b/w Gridview and Repeater?
2.I have page1 and Page2 then how to pass huge data through hidden fields into Page2?
3.what is Script manager and use?
4.What is update panel and use?
5.what is script manager proxy and use?
6.can we use 2 script managers in on page?
7.can we use script manager in master page and content page?
8.what is cookie and types of cookies?
9.how to create permanent cookie?
10.what is cookieless sessions?
11.How to use Role based Security in Asp.net?
12.Session handler types(In prc,Out Proc,State server modes)?
13.What is View state and diff b/w View state and hidden fields?
14.IIS Process?
15.What is http handlers and http modules?
16.How to create image or video loading using http handlers with example?
17.Display list of data using jquery in tabular format(assume will have deptid,deptname,sal in tabular format) and should bind deptName into dropdown using jquery?
18.Diff types of validation controls and mandatory properties?
19.Page methods in Asp.net?
20.Asp.net Page lifecycle?
21.Application and session event handlers?
22.Order of master page,user control,Content page onload execution?
WCF:
1.What is the diff b/w web service and WCF?
2.What is diff b/w Service contracts and operation contracts?
3.what is data contracts?
4.What is the fault contract and example?
5.what is End point?
6.What are the Instance modes?
7.What are the security modes in WCF?
8.what are the Exchange patterns in WCF?
9.WCF Transacations?
10.Method overloading WCF?
SQL Server:
1.Diff b/w primary key and unique key?
2.what is the advantage of Foreign key?
3.What is the candidate key?
4.Diff types of joins?
5.Diff b/w Stored proc and func?
6.Diff b/w Stored proc and Trigger?
7.Diff b/w Stored proc and View?
8.What is the use of View over Stored proc?
7.Diff types of trigger?
8.What is the Nested Triggers?
8.Diff b/w Delete and Truncate?
9.What is the use of Index and What is the Clustered index?
10.Diff b/w clustered and Non-clustered index?
11.Diff b/w Varchar and nVarchar?
12.Diff b/w Varchar and nChar?
13.Diff b/w Char and Varchar?
14.what is the maximum size of the Varchar datatype?
15.Write a query to get 2nd and 3rd highest salaries?
16.Diff b/w CTE,Temtable and type Variables?
17.Diff b/w Union and Union All?
18.What is the @@Error?
19.Diff b/w Index Search and Index Seek?
20.What is the Self join and how to create?
21.What is the AsynchroNum?
22.How to to get only one value if we have duplicate rows without using any Id's?(example we have 4 rows like Narendra,Narendra,Narendra, Narendra.we dont have any id's in table)?
23.What is the cursor and advantage and how to overcome of cursors?
24.what is the Normalization and DeNormalization?
25.Normal Forms?
26.Advantage of Having clause with Example?
27.Sub queries with examples?
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