Interview Questions and Answer on .Net,C#,ASP.NET,SQL Server

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• Basic .NET, ASP.NET, OOPS and SQL Server. Interview questions and answers
• New technologies WCF, WPF, Silverlight , LINQ, Azure, EF and 4.0. Interview questions and answers
• Design pattern, UML, Architecture, Estimation, Project management, VSTS. Interview questions and answers
• Complete Invoicing project end to end. Interview questions and answers
• Server products (Sharepoint 2007 questions and answer videos). Interview questions and answers
• Best practices and SQL performance tuning. 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 ?

• How to create a simple "Hello World" using ASP.NET MVC template? - Lab 1
• How to pass data from controller to views? - Lab 2
• Can we see a simple sample of model using MVC template? - Lab 3
• How can we create simple input screens using MVC template? - Lab 4
• How can we create MVC views faster and make them strong typed by using HTML helper? - Lab 5
• Can we see how easy it is do unit testing for MVC application? - Lab 6
• What is MVC routing? - Lab 7
• How can we set default values & validate MVC routes? - Lab 8
• How we can define actions & navigate from one page to other page? - Lab 9

• What is SOA, Services and Messages ?
• What is the difference between Service and Component?
• What are basic steps to create a WCF service ?
• What are endpoints, address, contracts and bindings?
• What are various ways of hosting WCF service?
• What is the difference of hosting a WCF service on IIS and Self hosting?
• What is the difference between BasicHttpBinding and WsHttpBinding?
• How can we do debugging and tracing in WCF?
• Can you explain transactions in WCF (theory)?
• How can we self host WCF service ?
• What are the different ways of implementing WCF Security?
• How can we implement SSL security on WCF(Transport Security)?
• How can we implement transport security plus message security in WCF ?
• How can we do WCF instancing ?
• How Can we do WCF Concurency and throttling?
• Can you explain the architecture of Silverlight ?
• What are the basic things needed to make a silverlight application ?
• How can we do transformations in SilverLight ?
• Can you explain animation fundamentals in SilverLight?
• What are the different layout methodologies in SilverLight?
• Can you explain one way , two way and one time bindings?
• How can we consume WCF service in SilverLight?
• How can we connect databases using SilverLight?
• What is LINQ and can you explain same with example?
• Can you explain a simple example of LINQ to SQL?
• How can we define relationships using LINQ to SQL?
• How can we optimize LINQ relationships queries using ‘DataLoadOptions’?
• Can we see a simple example of how we can do CRUD using LINQ to SQL?
• How can we call a stored procedure using LINQ?
• What is the need of WPF when we had GDI, GDI+ and DirectX?
• Can you explain how we can make a simple WPF application?
• Can you explain the three rendering modes i.e. Tier 0 , Tier 1 and Tier 2?
• Can you explain the Architecture of WPF?
• What is Azure?
• Can you explain Azure Costing?
• Can we see a simple Azure sample program?
• What are the different steps to create a simple Worker application?
• Can we understand Blobs in steps, Tables & Queues ?
• Can we see a simple example for Azure tables?
• What is Package and One click deploy(Deployment Part - 1) ?
• What is Web.config transformation (Deployment Part-2)?
• What is MEF and how can we implement the same?
• How is MEF different from DIIOC?
• Can you show us a simple implementation of MEF in Silverlight ?

• Introduction
• Factory Design Pattern
• Abstract Factory Design Pattern
• Builder Design Pattern
• Prototype Design Pattern
• Singleton Design Pattern
• Adapter Design Pattern
• Bridge Design Pattern
• Composite Design Pattern
• Decorator Design Pattern
• Facade Design Pattern
• Flyweight Design Pattern
• Proxy Design Pattern
• Mediator Design Pattern
• Memento Design Pattern
• Interpreter Design Pattern
• Iterator Design Pattern
• COR Design Pattern
• Command Design Pattren
• State Design Pattern
• Strategy Design Pattern
• Observer Design Pattern
• Template Design Pattern
• Visitor Design Pattern
• Dependency IOC Design pattern
• MVC , MVP , DI IOC and MVVM Training / Interview Questions and Answers

• Introduction
• Use Case Diagrams
• Class Digrams
• Object Diagrams
• Sequence Digrams
• Collaboration Diagrams
• Activity Diagram
• State chart Diagrams
• Component Diagrams
• Deployment Diagrams
• Stereo Types Diagrams
• Package Diagram and UML Project Flow.

• Introduction
• Application Boundary
• EI Fundamentals
• EO Fundamentals
• EQ Fundamentals
• EIF
• Fundamentals
• ILF Fundamentals
• GSC Fundamentals
• Productivity Factor
• Costing and a complete estimation of customer screen using function points.
• FXCOP and Stylecop Training / Interview Questions and Answers

• VSTS questions and answer videos
• What is Unit Testing & can we see an example of the same?
• How can we write data driven test using NUNIT & VS Test?
• Can we see simple example of a unit test for database operation?
• How can we do automated testing using Visual Studio Test?
• How can we do Load Testing using VSTS test?
• Can you explain database unit testing?
• How can we do test coverage using VSTS system?
• How can we do manual Testing using VSTS?
• What is Ordered Test in VSTS test?

• Introduction
• Validation Application Block
• Logging Application Block
• Exception error Handling
• Data Application Block
• Caching Application Block
• Security Application Block
• Policy Injection Application Block and
• Unity Application Block

• Introduction to .NET Projects
• Different levels of Programming
• Necessary Tools
• What should we learn ?
• The IIS
• Making UI using .net IDE
• Database, The SQL Server
• Connecting ASP.net with Database
• Loading the Data Grid
• Update and Delete
• Validations
• Issue with the Code
• Two Tier Architecture
• Three Tier Architecture
• Database Normalization
• Session and State Management
• Using Enterprise Application Block
• Aggregation and Composition
• Implementing Interfaces and Factory
• Inheritance relationship
• Abstract Class Implementation

• What is SharePoint, WSS and MOSS?
• How does WSS actually work?
• What is Site and SiteCollection?
• What is the use of SQL server in SharePoint & use of Virtual path provider?
• What is Ghosting and UnGhosting in SharePoint?
• How can we create a site in SharePoint?
• How can we Customize a SharePoint Site?
• What kind of readymade functional modules exists collaboration?
• Can you display a simple Custom Page in SharePoint?
• How can we implement behind code ASPX pages in SharePoint?
• What is the concept of features in SharePoint?
• I want a feature to be only displayed to admin?
• How do we debug SharePoint error’s?
• Why customized pages are parsed using no-compile mode?
• Can you explain WSS model?
• How can we use custom controls in SharePoint?
• How can we display ASCX control in SharePoint pages?
• What are Web Parts?
• How can we deploy a simple Webpart in SharePoint?
• How can we achieve customization and personalization using WebParts?
• How can we create custom editor for WebPart?
• SharePoint is about centralizing documents, how similar is to the windows folder?
• What are custom fields and content types?
• Can you explain SharePoint Workflows?
• What is a three-state Workflow in SharePoint?
• How can we create sharepoint workflow using sharepoint designer?

• Basics :- Query plan, Logical operators and Logical reads
• Point 1 :- Unique keys improve table scan performance.
• Point 2 :- Choose Table scan for small & Seek scan for large records
• Point 3 :- Use Covering index to reduce RID (Row Identifier) lookup
• Point4:- Keep index size as small as possible.
• Point5:- use numeric as compared to text data type.
• Point6:- use indexed view for aggregated SQL Queries
• Finding high memory consuming functions
• Improve garbage collector performance using finalize/dispose pattern
• How to use performance counters to gather performance data