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| uses information sent by clients, information stored on the server, information stored in the server's memory and information from the Internet to dynamically create Web pages. |
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| .NET programming framework and technology that can be used on a server to create Web applications. |
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| ASP.net takes advantage of... |
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| Microsoft's .NeT Framework, which provides thousand of classes. |
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| Key aspect of .NET strategy... |
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| its independence from a specific programming language |
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| Microsoft's .NET Framework includes... |
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| tools for porting, or adapting, existing software components to .NET |
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| contains reusable components that programmers can incorporate into their applications - this makes it unncessary to create new software entirely from the ground up. |
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| ASP.NET developers can create... |
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| multi-tier, database-intensive applications quickly by employing .NET's object-oriented languages and the FCL's Web controls. |
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| Web controls look like... |
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| HTML elements but are designed specifically for ASP.NET applications. |
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the GUI of a page, and may also contain the logic of the page.
Often have a corresponding code-behind file that contains the ASPX files' programmatic implementation. |
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| Every element in an ASP.Net... |
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| page is treated as an object and run on a server. |
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| An ASP.NET page gets compiled. |
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| Compiling improbes the performance and load time of ASP.NET pages because the code is directly executed rather than interpreted. |
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| Microsoft's latest version of its JScript scripting language; truly object-oriented language; using JScript.NET provides access to the numerous classes found in the FCL. |
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| Scripts in ASP.NET pages must be... |
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| contaned in script elements or between the scripting delimiters <% and %>. |
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| Attribute runat with value "server" |
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| indicates that the script should be processed on the server. |
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| ASP.NET application, when compiled,... |
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| actually defines a class; the class inherits from class Page, provided by the .NET Framework. By inheriting from the Page class, the ASP.NET application gains access to several built-in objects. |
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| ised to access the information passed by a get or post request. |
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| sends information, such as XHTML and text, to the client. |
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| provides access to methods and properties on the server. |
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| ASPX files are sometimes referred to as... |
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| Web forms or Web Form pages. |
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| Programmers customize Web Forms by... |
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| on an ASP.NET Web Form persist data. |
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| programmable HTML elements run on the server. |
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| are used with input controls; they provide the ability to check patterns, required fields, ranges, and so on. |
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| controls created by the programmer rather than the FCL. |
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| Occurs when an ASPX page containing a form that when submitted causes the current page to be requested again. |
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| function that executes in response to an action (called an event). |
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| of the form element indicates the .aspx file to which the form information is posted. |
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| returns a value indicating whether the page is being loaded in response to a client postback. |
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| ensures that a field receives input |
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| checks that input is within a specified range. |
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| of a Web control defines the name of the control. |
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| simplifies the creation of advertising banners, using advertisement data located in an XML file. |
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| makes it possible for e-businesses to communicate effectively with their customers and also improves users' ability to locate desired products and services; to provide personalized services to consumers, e-businesses must be able to recognize clients when they request information from a site. |
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| represents a unique client on the Internet; if the client leaves a site and returns later, the client will still be recognized as the same user. |
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| the tracking of individual clients |
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| text file stored by a Web site on an individual's computer that allows the site to track the actions of the visitor |
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| When the browser requests a resource from a Web server, cookies previously sent to the client by that Web server... |
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| are returned to the Web server as part of the request formulated by the browser. |
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| executes when an ASPX page loads. |
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| Cookies property of the Request object |
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| can be used to retrieve cookies from the user's machine. |
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| In .NET, cookies are represented as... |
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| objects of type HttpCookie; Class HttpCookie has various properties that can be used to manipulate cookies. |
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| Session-tracking capabilities in the FCL's HttpSessionState class |
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| provided by .NET; every Web Form includes an HttpSessionState object, which is accessible through property Session of class Page. |
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| like a cookie, stores name-value pairs; in session terminology, these are called sesion items.; can store any type of object as an attribute value. |
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| contains the session's unique ID; first time a client connects to the Web server, a unique session ID is created for that client; when the client makes additional requests, the client's session ID is compared with the session IDs stores in the Web server's memory. |
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| event handler that is called when a page is initialized. |
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| In .NET, XML documents are... |
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| represented as objects of type XmlDocument. |
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| Method Load of class XmlDocument |
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| parses an XML document. Once an XML document is loaded into an XMLDocument, its data can be read and manipulated programmatically. |
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| In .NET, XML elements are... |
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| objects of type XmlElement, which can be created by calling method CreateElement. |
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| provides a bindable, customized view of a DataTable that can be sorted and edited. |
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| object representing a table of data. |
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| allows programmers to easily display and manipulate data without dealing with the underlying data structures. |
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| Property PhysicalApplicationPath of the Request object |
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| contains the file system path of the currently executing server application's root directory. |
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| Method ReadLine of class StreamReader |
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| reads a line from a text file |
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| finds and updates a specific row of a DataTable |
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| control that displays data from a data source (e.g., a database) in a the form of a table. |
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| method WriteLine of class StreamWriter |
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| used to write a line of text to a file. |
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| object that reads data from a database. |
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| allows programmers to declare the user controls that will be included in an ASPX file. |
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| defined in an external file saved with an .ascx extension. Using .ascx files helps encapsulate frequently used blocks of code. |
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| XML-formatted text files that reside in the Web site's root directory. Web.config files typically specify configuration settings, such as authorization settings for the Web site or the appearance of error pages. |
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| represents a connection to a database |
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| A database connection is opened by... |
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| calling method Open of class OleDbConnection |
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| represent SQL commands to be executed on a data source. |
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| returns the result of a query in the form of an OleDbDataReader. |
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| method Read of class OleDbDataReader |
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| accesses a row from the results of the query. |
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| represents a set of data and includes the tables that contain and order the data, in addition to the relationships between the tables. |
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| object used to retrieve information from a database and place it in a DataSet. |
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| the creation of different views of the data stored in a DataTable. |
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| the use of code-behind enables the presentation code and programming logic to placed in separate files. |
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| compiled before the page is accessed; then the .aspx file can call methods from the binary dynamic link library (DLL) that the compiler creates. |
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| class stored on one machine that can be sccessed on another machine over a network; because of this relationship, the machine on which the Web service resides is commonly referred to as a remote machine. |
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are executed through a Remote Procedure Call (RPC). These methods are often referred to as Web-service methods. To specify that a method is a Web-service method, we must decliare it with attribute WebMethod.
The declaration of a Web-service method with attribute WebMethod is known as exposing a Web-service method and enables it to be called remotely. |
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| Web service in a .NET has two parts: |
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| an ASMX file and a code-behind file |
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| Web service's service description |
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| an XML document that conforms to the Web Service Description Language (WSDL), an XML vocabulary that defines the methods that the Web service makes available and the ways in which clients can interact with those methods. |
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