asp.net 54 interview questions

54 ASP and ASP.NET questions
1 Explain the life cycle of an ASP .NET page.
2 Explain the .NET architecture.
3 What are object-oriented concepts?
4 How do you create multiple inheritance in c# and .NET?
5 When is web.config called?
6 How many weg.configs can an application have?
7 How do you set language in weg.config?
8 What does connection string consist of?
9 Where do you store connection string?
10 What is abstract class?
11 What is difference between interface inhertance and class inheritance?
12 What are the collection classes?
13 What are the types of threading models?
14 What inheritance does VB.NET support?
15 What is a runtime host?
16 Describe the techniques for optimizing your application?
17 Differences between application and session
18 What is web application virtual directory?
19 Differences between Active.exe and Dll
20 Connection pooling in MTS?
21 If cookies is disabled in client browser, will session tracking work?
22 How do you make your site SSL-enabled?
23 Will the following code execute successfully: response.write(’value of i=’+i);
24 What are the provides available with VB.NET?
25 What is a Process, Sesion and Cookie?
26 What are Abstract base classes?
27 What are the Difference between bstract base classes and Abstrat classes
28 What are interface in .NET?
29 How is Polymorphism supports in .NET?
30 What are the 2 types of polymorphism supports in .NET?
31 Types of compatibilities and explain them.
32 What is aggregative? How can it be implements in .NET?
33 Difference between COM components and .NET components?how to register it
34 Difference between early binding and late binding?
35 ASP.NET OBJECTS?
36 Asp.NET life cycle? When request mode
37 Explain ADO and its objects.
38 What is side by side execution?
39 Explain serialization?
40 Explain a class access specifiers and method acess specifiers.
41 What is the difference between overloading and overriding ? how can this be .NET
42 Explain virtual function and its usage.
43 How do you implement inhetance in .NET?
44 If I want to override a method 1 of class A and this class B then how do you declared
45 Explain friend and protected friend.
46 Explain multiple and multi_level inheritance in .NET?
47 Name all kind of access specifiers for a class and for methods?
48 On ODP.NET
49 What is non-derterministic finalization?
50 What is isPostback property?
51 What is dictionary base class?
52 How can a class be extended and how is this mechanism difff from that of implementation an interface?
53 What are indexes .NET?
54 How can indexes be implemented in .NET?

.net interview questions for freshers

1      Explain the .NET architecture.

2      How many languages .NET is supporting now? - When .NET was introduced it came with several languages. VB.NET, C#, COBOL and Perl, etc. The site DotNetLanguages.Net.

3      How is .NET able to support multiple languages? - a language should comply with the Common Language Runtime standard to become a .NET language. In .NET, code is compiled to Microsoft Intermediate Language (MSIL for short). This is called as Managed Code. This Managed code is run in .NET environment. So after compilation to this IL the language is not a barrier. A code can call or use a function written in another language.

4      How ASP .NET different from ASP? - Scripting is separated from the HTML, Code is compiled as a DLL, these DLLs can be executed on the server.

5      Resource Files: How to use the resource files, how to know which language to use?

6      What is smart navigation? - The cursor position is maintained when the page gets refreshed due to the server side validation and the page gets refreshed.

7      What is view state? - The web is stateless. But in ASP.NET, the state of a page is maintained in the in the page itself automatically. How? The values are encrypted and saved in hidden controls. this is done automatically by the ASP.NET. This can be switched off / on for a single control

8      Explain the life cycle of an ASP .NET page.

9      How do you validate the controls in an ASP .NET page? - Using special validation controls that are meant for this. We have Range Validator, Email Validator.

10  Can the validation be done in the server side? Or this can be done only in the Client side? - Client side is done by default. Server side validation is also possible. We can switch off the client side and server side can be done.

11  How to manage pagination in a page? - Using pagination option in DataGrid control. We have to set the number of records for a page, then it takes care of pagination by itself.

12  What is ADO .NET and what is difference between ADO and ADO.NET? - ADO.NET is stateless mechanism. I can treat the ADO.Net as a separate in-memory database where in I can use relationships between the tables and select insert and updates to the database. I can update the actual database as a batch.

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.net interview questions for freshers

Basic .NET, ASP.NET, OOPS and SQL Server Interview questions and answers.

    What is IL code, CLR,CTS,GAC,GC?>

    How can we do Assembly versioning?

    can you explain how ASP.NET application life cycle and page life cycle events fire?

    What is the problem with Functional Programming?

    Can you define OOP and the 4 principles of OOP?

    What are Classes and Objects?

    What is Inheritance?

    What is Polymorphism, overloading, overriding and virtual?

    Can you explain encapsulation and abstraction?

    What is an abstract class?

    Define Interface & What is the diff. between abstract & interface?

    What problem does Delegate Solve ?

    What is a Multicast delegate ?

    What are events and what's the difference between delegates and events?

    How can we make Asynchronous method calls using delegates ?

    What is a stack, Heap, Value types and Reference types ?

    What is boxing and unboxing ?

    Can you explain ASP.NET application and Page life cycle ?

    What is Authentication, Authorization, Principal & Identity objects?

    How can we do Inproc and outProc session management ?

    How can we windows , forms and passport authentication and authorization in ASP.NET ?

    In a parent child relationship which constructor fires first ?

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c interview questions

1. How can I find the day of the week given the date?Why doesn’t C have nested functions?
2. What is the most efficient way to count the number of bits which are set in a value?
3. How can I convert integers to binary or hexadecimal?
4. How can I call a function, given its name as a string?
5. How do I access command-line arguments?
6. How can I return multiple values from a function?
7. How can I invoke another program from within a C program?
8. How can I access memory located at a certain address?
9. How can I allocate arrays or structures bigger than 64K?
10. How can I find out how much memory is available?
11. How can I read a directory in a C program?
12. How can I increase the allowable number of simultaneously open files?
13. What’s wrong with the call fopen(”c:\newdir\file.dat”, “r”)?

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