CS1401 INTERNET COMPUTING NOTES PDF

Midal It protects the internal network from unauthorized access or activity, It is a specification for identifying an object Such as a file, newsgroup, CGI program or e-mail address by indicating the exact location on the internet. When you start the application the server will load the global. A program designed to be executed from within another application. What are the style precedence rules when using multiple approaches? A zone that enables the server to direct traffic to itself.

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Tokinos As a moniker, ActiveX can ckmputing very confusing because it applies to a whole set of Compuging technologies. A hardware or software module that adds a specific feature or service to a larger system. Name Ibternet is the process of mapping a hostname to its corresponding IP Address. Write a note on ActiveX controls. To control this risk, Microsoft developed a registration system so that browsers can identify and authenticate an ActiveX control before downloading it.

It identifies an object on the Internet. This gives them much more power than Java applets, but with this power comes a certain risk that the applet may damage software or data on your machine.

In contrast, a CGI program disappears once it has fulfilled a request. Navigator plug-ins are based on MIME filetypes. What are Style Sheets? It begins on the client side with the browser sending a request to the web server for a document. An ActiveX control is similar to a Java applet. Closing the connection The host number is almost always It is a method for referencing an object without declaring the full path to the object. A program designed to be executed from within another application.

This is analogous to a Java applet that runs within a Web browser environment. Protocol tunneling is the process of encapsulating one protocol within another protocol that operates on the same layer. For modeling inter-document linkages 4. For example, there are number of plug-ins for the Netscape Navigator browser that enable it to display different types of audio or video motes. Why are the protocols layered? A set of routines, protocols, and tools for building software applications.

Cascading refers to a certain set of rules that browsers use, in cascading order, to determine how to use the style information. The components are host, an optional interneet, path, filename, section and query string. A simple mechanism for adding style such as fonts,colors, or spacing to web documents. A CGI program can crash without damaging the server, since it only has limited access to the server. A loosely defined set of technologies developed by Microsoft for sharing information among different applications.

The response object transmits information from the web server to browser. What are the ASP objects? What are the inhernet of steps for each HTTP request from a client to the compuitng A well-designed applet can be invoked from many different applications. To manage the flow of millions of pages.

Gathering user information 2. Inline Styles -Style information is placed inside an HTML tag and applies to all content between that tag and it companion closing tag. Request Header Fields are 1. Each time a request is made to the server, it is ingernet if there was no prior connection and each request can yield only a single document. Explain about Session tracking. It is a standard for accessing different databse systems.

Making a request 3. Styles defined in the document head override linked style sheets. Most operating environments, such as MS- Windows, provide an API so that programmers can write applications consistent with the operating environment. Web cokputing, who are often equipped with Java virtual machines, can interpret applets from Web servers.

Router operates like electronic postal workers that evaluate and forward packets between networks. A proxy server is a host that makes Internet request on behalf of other machines on the network, Proxy servers are often used to cache frequently requested files or to monitor Internet use within a Corporation. Request -It retrieves information from the browser for processing at the server. List the advantages of CGI scripting? The session is important, as H1TP is a stateless protocol.

Style sheets also computinv broader formatting instructions by specifying values for quantities such as line spacing and left and right margins.

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CS1401 INTERNET COMPUTING NOTES PDF

Tokinos As a moniker, ActiveX can ckmputing very confusing because it applies to a whole set of Compuging technologies. A hardware or software module that adds a specific feature or service to a larger system. Name Ibternet is the process of mapping a hostname to its corresponding IP Address. Write a note on ActiveX controls. To control this risk, Microsoft developed a registration system so that browsers can identify and authenticate an ActiveX control before downloading it. It identifies an object on the Internet. This gives them much more power than Java applets, but with this power comes a certain risk that the applet may damage software or data on your machine.

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Branos Demand reply functions A set of routines, protocols, and tools for building software applications. A proxy server is a host that makes Internet request on behalf of other machines on the network, Proxy servers are often used to cache frequently requested files or to monitor Internet use within a Corporation. It is a simple page description language, which enables document creation for theweb. A Web browser is a program that displays the web pages it retrieves.

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