CS INTERNET PROGRAMMING Lecture Notes.» CS INTERNET PROGRAMMING Lecture Notes. Lecture notes Provided by. Einstein college of. CS INTERNET COMPUTING UNIT – I. FUNDAMENTALS. PART A. 1. What is the difference between node and host? A node is any addressable device. Anna University Chennai B.E Computer Science CS – INTERNET PROGRAMMING Question paper.

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CS1401 Internet Programming Syllabus

These reserved ports are referred to as we1l-known ports because the Internet Assigned Numbers Authority publicly documents the applications programminy use them. What is an important difference between writing a Java application and a Java Applet?

Describe the operation of retrieval of a webpage with its associated messages using HTTP. Another difference between Java applets and ActiveX controls is that Java applets can be written to run on all platforms, whereas ActiveX controls are currently limited to Windows environments. A simple mechanism for adding style such as fonts,colors, or spacing to web documents. What are the necessities of using HTML forms?

Inline Styles -Style information is placed inside an HTML tag and applies to all content between that tag and it companion closing tag.

Unlike Java applets, however, ActiveX controls have full access to the Windows operating system. The environment variables are not set from the command line but programminb created on the fly, and lasts only until that particular script is finished.

Each process already inherits these two handles already open.

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To control this risk, Microsoft developed a registration system so that browsers can identify and authenticate an ActiveX control before downloading it. It is a method for referencing an object without declaring the full path to the object. In contrast, a CGI program disappears once it has fulfilled a request. The response object transmits information from the web server to browser. It is a communication channel between web browser and web server.

As a moniker, ActiveX can be very confusing because it applies to a whole set of COM-based technologies. Although APIs are designed for programmers, they are ultimately good for users because they guarantee that all programs using a common API will have similar interfaces.

cx1401-internet

CS INTERNET PROGRAMMING Nov/Dec Question Paper (Scan Version)

What are the sequences of steps for each HTTP request from a client to the server? What are the two commonly used Request methods? The idea is that the new component simply plugs in to the existing system. If the script is programmin myprog. Protocol handlers are used to retrieve the web objects using application specific protocols. A set of routines, protocols, and tools for building software applications.

List the goals of SGML. What are the methods for parsing URLs? Give the syntax to specify a characteristic in linked cs401-internet sheet. What are Style Sheets? What is the role of server? What are the sequences of steps for each HTTP request from a client to the server?

Ifnot,it can be return a message indicating an error in the incoming format. A well-designed applet can be invoked from many different applications.

To manage the flow of millions of pages. The second way is the domain name service, which is a distributed database containing all registered hostnames on the Internet and their IP addresses.

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Inline Styles -Style information is placed inside an Cs1401-interrnet tag and applies to all content between that tag and it companion closing tag.

It protects the internal network from unauthorized access or activity, Response -It transmits information from the web server to web browser 5. What does ICMP provide? What is meant by Plug-in? Newer Post Older Post Home. What is a multicast socket? Write a note on Connect Exception.

Syntax of lttablegt tag: Placing the data inside a package of headers is known as encapsulation. Pass information from one network to another. Write an example to create an Alert popup box. A small program that runs on a server, the term usually refers to a Java applet that runs within a Web server environment. In a web application, the state would include any data that you had entered, the results of any queries that you had run, and your security access information e. The components are host, an optional port, path, filename, section and query string.

A clear way of transition programmign the existing IP to new IP next cs1401-innternet A control using ActiveX technologies. Shopping sites want you to have a personal account created before cs1401-intetnet shop their site.