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Our Most Popular Learning Paths. Home Books ASP. Reviews Book Preview. It was developed by Microsoft to allow programmers to build dynamic web sites, web services and web applications.
What is the managed and unmanaged code in. Answer: The. NET Framework provides a run-time environment called the Common Language Runtime, which manages the execution of code and provides. 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.
What are the memory-mapped files? Answer: 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 processes on the same machine to share data with each other. To obtain a memory-mapped file object, you can use the method Memory Mapped File.
Create From Files. It represents a persistent memory-mapped file from a file on disk. Answer: 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. Built-in row selection capabilities. Programmatic access to the GridView object model to dynamically set properties, handle events, and so on. Multiple key fields.
Multiple data fields for the hyperlink columns. Customizable appearance through themes and styles. Creating a GridView. What is the difference between ASP. Answer: The ASP. The response depends on the request of the clients. We can also say that ASP. Is an HTTP service. Is designed for reaching the broad range of clients. Uses the HTTP application. We use ASP. The following are some important points of the ASP. What are the defining traits of an object-oriented language?
Answer: The defining traits of an object-oriented language are:. Inheritance: The main class or the root class is called as a Base Class. Any class which is expected to have ALL properties of the base class along with its own is called a Derived class. The process of deriving such a class is Derived class. Abstraction: Abstraction is creating models or classes of some broad concept.
Abstraction can be achieved through Inheritance or even Composition. Encapsulation: Encapsulation is a collection of functions of a class and object. It is achieved by specifying which class can use which members private, public, protected of an object.
Polymorphism: Polymorphism means existing in different forms. Inheritance is an example of Polymorphism. A base class exists in different forms as derived classes. Operator overloading is an example of a Polymorphism in which an operator can be applied in different situations.
Answer: CLS is a specification that defines the rules to support language integration. This is done in such a way, that programs are written in any language. NET compliant can communicate with one another. This also can take full advantage of inheritance, polymorphism, exceptions, and other features.
This is a subset of the CTS, which all. NET languages are expected to support. How can we apply themes in ASP. NET application? Answer: A theme is a collection of settings that define the look of controls and web pages. These themes are applied across all the pages in a web application to maintain a consistent appearance. Themes are included images and skin files; the skin files set the visual properties of ASP.
NET controls. Themes are of two types:. A page theme is applied to a single page of the web site. A Global theme is a theme that is applied to all the web sites on a web server and includes property settings, and graphics.
This theme allows us to maintain all the websites on the same web server and define the same style for all the web pages of the web sites. Which method do you use to enforce garbage collection in. Answer: The System. Collect method. What are the different types of indexes in.
How can you identify that the page is posted back? You can check it to know that the page is post backed or not. What is the full form of ADO? What is Click Once? Answer: ClickOnce is a new deployment technology that allows you to create and publish self-updating applications that can be installed and run with minimal user interaction. What is Ajax in ASP. AJAX allows web pages to be updated asynchronously by exchanging small amounts of data with the server behind the scenes. This means that it is possible to update parts of a web page, without reloading the entire page.
We can also define Ajax is a combination of client-side technologies that provides asynchronous communication between the user interface and the web server so that partial page rendering occurs instead of complete page postback. It also supports open source implementation of other technology.
It partially renders the page to the server instead of complete page postback. We use AJAX for developing faster, better and more interactive web applications. What is the global assembly cache GAC? Answer: GAC is a machine-wide cache of assemblies that allows. NET applications to share libraries. What is the use of Error Provider Control in. Answer: The ErrorProvider control is used to indicate invalid data on a data entry form. Using this control, you can attach error messages that display next to the control when the data is invalid, as seen in the following image.
A red circle with an exclamation point blinks, and when the user mouses over the icon, the error message is displayed as a tooltip. When Called, it triggers a PostBack, sending data back to the webserver.
NET also adds two additional hidden input fields that are used to pass information back to the server. This information consists of the ID of the control that raised the event and any additional information if needed. 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:.
Answer: By default, a session uses a cookie in the background. To enable a cookie-less session, we need to change some configuration in the Web. Config file. Follow these steps:. And if the same cookieless URL is being used by multiple users at the same time, they all get a new regenerated session URL.
How is it possible for. NET to support many languages? The generated code is called managed code. This managed code is run in a. NET environment.
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Our Most Popular Learning Paths. C Interview Questions and Answers Book. Reviews Book Preview. C is an object-oriented programming language developed by Microsoft, which runs under.
Most popular ASP. Net interview questions, what is ASP. Net and MVC. When validation is done on the client browser, then it is known as Client-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. For further information click on the link,.
What is the managed and unmanaged code in. Answer: The. NET Framework provides a run-time environment called the Common Language Runtime, which manages the execution of code and provides. 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. What are the memory-mapped files?
This is a curated list of most frequently asked. NET interview question and answer that an interviewer might ask during the interview. In this list of ASP. NET interview question with detailed answers to help you clear the job interview easily. We have covered 50 most important. NET interview questions for fresher candidates as well as.
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