What is Application variable in asp net?

Asked By: Isaac Cabieces | Last Updated: 21st May, 2020
Category: technology and computing databases
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Application variables are the variables which remain common for the whole application for all the users… Their value can be used across the whole application by any user…

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Keeping this in consideration, what is application in asp net?

The ASP.NET application is the collection of all web pages, code and other files within a single virtual directory on a web server. When information is stored in application state, it is available to all the users.

Subsequently, question is, what is classic ASP application? Classic ASP is a server-side scripting environment that you can use to create and run dynamic web applications. With ASP, you can combine HTML pages, script commands, and COM components to create interactive web pages that are easy to develop and modify.

Correspondingly, for what purpose application variables are used?

Application variables provide another way to store information in your application, and they're available to all the application's users. For example, you can use Application variables in Visual InterDev to store information about data connections, as Callout A in Listing 1, page 56, shows.

What is session in C#?

Session is a State Management Technique. A Session can store the value on the Server. It can support any type of object to be stored along with our own custom objects. A session is one of the best techniques for State Management because it stores the data as client-based.

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What is ASP life cycle?

ASP.NET Page Life Cycle
When an ASP.NET page runs, the page goes through a life cycle in which it performs a series of processing steps. These include initialization, instantiating controls, restoring and maintaining state, running event handler code, and rendering.

What is ViewState?

ViewState is a important client side state management technique. ViewState is used to store user data on page at the time of post back of web page. ViewState does not hold the controls, it holds the values of controls. It does not restore the value to control after page post back.

What is MVC life cycle?

ASP.NET MVC - Life Cycle. Advertisements. In this chapter, we will discuss the overall MVC pipeline and the life of an HTTP request as it travels through the MVC framework in ASP.NET. At a high level, a life cycle is simply a series of steps or events used to handle some type of request or to change an application

What is difference between session and application in asp net?

Session state and application variable are part of Asp.net server side state management concepts. If you want to save the user specific data use session state. If you want to save the application level data then use application variable. Sesions are is used to save the user specific data like UserID, User Role, etc.

Why ASP Net is used?

NET framework, ASP.NET is a very valuable tool for programmers and developers as it allows them to build dynamic, rich web sites and web applications using compiled languages like VB and C#. ASP.NET is not limited to script languages, it allows you to make use of . NET languages like C#, J#, VB, etc.

Why is global ASAX is used?

Global. asax is an optional file which is used to handling higher level application events such as Application_Start, Application_End, Session_Start, Session_End etc. It is also popularly known as ASP.NET Application File. You can deploy this file as an assembly in the in directory of an ASP.NET application.

What are the controls in asp net?

ASP.NET - Server Controls. Controls are small building blocks of the graphical user interface, which include text boxes, buttons, check boxes, list boxes, labels, and numerous other tools. Using these tools, the users can enter data, make selections and indicate their preferences.

What is a PostBack in asp net?

PostBack is the name given to the process of submitting an ASP.NET page to the server for processing. PostBack is done if certain credentials of the page are to be checked against some sources (such as verification of username and password using database).

What is application variable?

Application variables are the variables which remain common for the whole application for all the users… Their value can be used across the whole application by any user… Session variables are variables which remain common for the whole application but for one particular user.

What is an application object?

Application Object. An application on the Web may be a group of ASP files. The Application object is used to store and access variables from any page, just like the Session object. The difference is that ALL users share one Application object, while with Sessions there is one Session object for EACH user.

What is ASP software?

An application service provider (ASP) is a business providing computer-based services to customers over a network; such as access to a particular software application (such as customer relationship management) using a standard protocol (such as HTTP).

What are session variables?

Session variables are special variables that exist only while the user's session with your application is active. Session variables are specific to each visitor to your site. They are used to store user-specific information that needs to be accessed by multiple pages in a web application.

How can store data in session in asp net?

Session state can be stored in one of the following modes:
  1. In - Process: Stored in the same ASP.Net Process.
  2. State Server: Stored in the some other system.
  3. SQL Server: Stored in the SQLServer database.
  4. Custom: this enables you to store session data using a custom storage provider.

Who can access session state variables?

ASP.NET provides state variables in the Application or Session objects that helps in maintaining state of the form which can be accessed in other form. The data stored in these variables is available to all the users i.e. all the active sessions. These are available to the single session who has created the variables.

What is the difference between session object and application object?

The Application object is used to store and access variables from any page, just like the Session object. The difference is that ALL users share ONE Application object (with Sessions there is ONE Session object for EACH user).

How does session work in asp net?

Session management is a way in ASP.net to ensure that information is passed over from one page to the other. The view state property of a page is used to automatically pass the information of controls from one page to the other. The 'Session' object is used to store and retrieve specific values within a web page.

Will classic ASP become obsolete?

The earliest that Classic ASP would be completely unsupported is October 14, 2025, but many Microsoft higher-ups have indicated it will be available indefinitely. Although Microsoft doesn't release updates for Classic ASP, the system is so stable and mature, it doesn't require any.