Asp.net interview questions and answers for experienced pdf

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Asp.net Interview Questions And Answers For Experienced Pdf

Net Interview Questions with Answers and ASP. Net | medical-site.info Interview Questions and Answers PDF | medical-site.info Questions and Answers Interview Questions Pdf | medical-site.info Technical Interview Questions and Answers for Freshers Pdf Free. I have Hands on Experience in medical-site.info, C#,. medical-site.info, SQL, LINQ, JQuery. dot net interview questions and answers for experienced,dot net interview questions. The list of C# Interview Questions and Answers is also available for from server after download is finished in medical-site.info using C# and medical-site.info

NET Framework provides a run-time environment called the Common Language Runtime, which manages the execution of code and provides services that make the development process easier. Code that you develop with a language compiler that targets the runtime is called managed code; it benefits from features such as cross-language integration, cross-language exception handling, enhanced security, versioning and deployment support, a simplified model for component interaction, and debugging and profiling services. Memory-mapped files are used to map the content of a file to the logical address of an application. It makes you able to run multiple process on the same machine to share data with each other. To obtain a memory mapped file object, you can use the method MemoryMappedFile. It represents a persistent memory-mapped file from a file on disk. The GridView control displays the values of a data source in a table. Each column represents a field, while each row represents a record. The GridView control supports the following features:. Binding to data source controls, such as SqlDataSource. Built-in sort capabilities. Built-in update and delete capabilities. Built-in paging capabilities.

Saran,says Asp in server side technology used to develop dynamic web pages. Upee,says May 13, ASP. NET is provided as a framework which is collection of libraries and runtime. Jyoti ramjan das,says May 08, Asp. Nilsan,says Asp in server side technology to develop dynamic web pages using scripting languages. It is interpreted. Parameshvar,says Apr 30, ASP. NET is web developing environment that is a part of.

NET Framework and it provide object oriented programming language,and easy to dynamic web pages development.

Rahul,says Apr 13, Asp. NET is a development tool through which i develop a application. Ravichandran perumal,says Feb 25, ASP. Net is a Microsoft Technology , which is used to create effective, dynamic and data driven webpages. Vishal,says Feb 15, Asp is a server side technology where you can create dynamic web pages using. NET is just a technology that provide a set of specifications to create web applications with server side code programs pages.

Kalpana,says ASP. If you want give new value to old value then it will discard the old value and create new instance in memory to hold the new value. The DataSet class exists in the System. Data namespace. The Classes contained in the DataSet class are: A session stores user states and data to all over the application. It is very easy to implement and we can store any kind of object.

It can store every user data separately. Session is secure and transparent from user because session object is stored on the server. Performance overhead occurs in case of large number of users, because session data is stored in server memory. Overhead involved in serializing and De-Serializing session Data. Data Cache is used to store frequently used data in the Cache memory.

We need to use System. Caching namespace. Every user is able to access this object. When client request to the server, server execute the stored procedure or function or select statements on the Sql Server database then it returns the response to the browser. If we run again same process will happen on the web server with sql server. We can create data caching use Cache Keyword. Enterprise Library: It is a collection of application blocks and core infrastructure. Enterprise library is the reusable software component designed for assisting the software developers.

We use the Enterprise Library when we want to build application blocks intended for the use of developers who create complex enterprise level application.

Security Application Block provide developers to incorporate security functionality in the application. This application can use various blocks such as authenticating and authorizing users against the database.

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This block provides the developers to create consistency for processing the error that occur throughout the layers of Enterprise Application. Cryptography application blocks provides developers to add encryption and hashing functionality in the applications. As defined in Wikipedia, an application server is a software engine that delivers applications to client computers or devices. The application server runs your server code. A class is a template for creating an object.

The class from which other classes derive fundamental functionality is called a base class. For e. The class which derives functionality from a base class is called a derived class. State management is a technique that is used to manage a state of an object on different request. It is very important to manage state in any web application.

There are two types of state management systems in ASP. This property returns a true value if a Data Reader is closed, otherwise a false value is returned. NET validation controls define an important role in validating the user input data. Whenever the user gives the input, it must always be validated before sending it across to various layers of an application.

If we get the user input with validation, then chances are that we are sending the wrong data. So, validation is a good idea to do whenever we are taking input from the user. When validation is done on the client browser, then it is known as Client-Side Validation.

When validation occurs on the server, then it is known as Server-Side Validation. Server-Side Validation is a secure form of validation. The main advantage of Server-Side Validation is if the user somehow bypasses the Client-Side Validation, we can still catch the problem on server-side.

There must be multiple processes to share the same connection describing the same parameters and security settings. The connection string must be identical. Cookie can store only string value.

Cookies are browser dependent. Cookies are not secure. Cookies can store only small amount of data. IL stands for Intermediate Language. NET source codes are first compiled to IL. View State is the method to preserve the Value of the Page and Controls between round trips.

It is a Page-Level State Management technique. View State is turned on by default and normally serializes the data in every control on the page regardless of whether it is actually used during a post-back. A web application is stateless. That means that a new instance of a page is created every time when we make a request to the server to get the page and after the round trip our page has been lost immediately.

These are the main features of view state: Retains the value of the Control after post-back without using a session. Stores the value of Pages and Control Properties defined in the page.

Advantages of View State. Easy to Implement. No server resources are required: The View State is contained in a structure within the page load. Enhanced security features: It can be encoded and compressed or Unicode implementation. What are the different Session state management options available in ASP. In traditional Web programming, all information that is associated with the page, along with the controls on the page, would be lost with each roundtrip.

The Microsoft ASP. NET framework includes several options to help you preserve data on both a per-page basis and an application-wide basis. These options can be broadly divided into the following two categories:.

50+ ASP.Net Interview questions with answers

Server-side state management enables you to manage application-related and session-related information on the server. When a class type is derived from another class type such that it inherits all the members of the base type it is Implementation Inheritance.

When a type class or a struct inherits only the signatures of the functions from another type it is Interface Inheritance. In general Classes can be derived from another class, hence support Implementation inheritance. At the same time Classes can also be derived from one or more interfaces. Hence they support Interface inheritance. In VB. NET you use the NotInheritable modifier to prevent programmers from using the class as a base class.

In C , use the sealed keyword. Once the connection is closed, it returns back to the pool. This allows the connections to be reused. Skip to content 1. What is the managed and unmanaged code in. What are the memory-mapped files? The GridView control supports the following features: Creating a GridView 4. What is the difference between ASP. The following are some important points of the ASP.

What are the defining traits of an object-oriented language? How can we apply themes in ASP. NET application? Themes are of two types: Global Theme A Global theme is a theme that is applied to all the web sites on a web server and includes property settings, and graphics.

Which method do you use to enforce garbage collection in. The System. Collect method. What are the different types of indexes in. There are two types of indexes in. Clustered index and non-clustered index How can you identify that the page is post back? What is the full form of ADO?

What is Click Once? What is Ajax in ASP. What is the global assembly cache GAC? What is the use of Error Provider Control in. These fields will empty initially as shown below, The following actions will be taken place when a user changes a control that has the AutoPostBack property set to true: Follow these steps: Session always use background cookie.

This is default. Session uses background cookie if browser supports cookies else URL is used. How is it possible for. NET to support many languages? What is Themes in ASP. How to apply themes There are 3 different options to apply themes to our website: What are the Navigations technique in ASP.

We will discuss the following techniques in this article. Redirect Server.

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Transfer Server. Exceute Cross page posting What is master page in ASP. A master page is defined using the following code: Footer… What is tracing in. Tracing has the following important features: What are the data controls available in ASP. Data binding uses a special syntax: Data Bind Control can display data in connected and disconnected model. Following are data bind controls in ASP.

Component of Web Parts: The web parts consist of different components like: What is the meaning of Immutable?

Immutable means once you create a thing, you cannot modify it. What are the various objects in Data set? What are the advantages of using session? The advantages of using session are: What are the disadvantages of using session? The disadvantages of using session are: NET and how to use? How to create data cache? How to remove a Data Cache? We can remove Data Cache manually. Remove String key ; Enterprise Library in ASP. Enterprise Library Application Blocks Security Application Block Security Application Block provide developers to incorporate security functionality in the application.

Exception Handling Application Block This block provides the developers to create consistency for processing the error that occur throughout the layers of Enterprise Application. Cryptography Application Block Cryptography application blocks provides developers to add encryption and hashing functionality in the applications. Caching Application Block Caching Application Block allows developers to incorporate local cache in the applications.

What is an application server? Compare C and VB.

50 ASP.Net Interview Questions & Answers

NET A detailed comparison can be found over here. What is a base class and derived class? What is the state management in ASP.

Client side state management Server side state management How do you check whether a DataReader is closed or opened? Which adapter should be used to get the data from an Access database? OleDbDataAdapter is used to get the data from an Access database.

Introduction to ASP. NET What are the different validators in ASP.

There are the following two types of validation in ASP. Server-Side Validation: What are the basic requirements for connection pooling?

The following two requirements must be fulfilled for connection pooling: Which are the new features added in. NET framework 4. A list of new features of. NET Framework 4.

What are the disadvantages of cookies? The main disadvantages of cookies are:

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