The Internet and The Web

• File Transfer Protocol (FTP)

FTP is responsible for transferring files from one computer to another over a TCP computer network or the Internet. It enables users to upload web page files from their personal computers to the server where their websites are located and vice versa. The common usage of FTP is for data transfer purposes. This service is provided through a TCP network protocol.



• Plug-ins

Plug-ins are software modules that add to the functionality of an application. Plug-ins have many different functions. A plug-in can launch its own viewer, appear within a browser window, appear in an embedded frame, or run in the background. Plug-ins work in similar ways with other kinds of programs.

• Filters

A program that accepts a certain type of data as input, transforms it in some manner, and then outputs the transformed data. Only data that matches the pattern is allowed to pass through the filter.

• Internet Security Suite

Suites combine multiple features into a single product. It is convenient to have several features bundled together. On the other hand, suites may have strong features mixed with weaker ones. They may not have every security and privacy feature that you need or want.

• Wiki

A wiki allows anyone to edit, delete or modify content that has been placed on the Web site using a browser interface, including the work of previous authors. The term wiki refers to either the Web site or the software used to create the site. 



• JavaScript

JavaScript is the most popular scripting language on the internet. It works in all major browsers, such as Internet Explorer, Firefox, Chrome, Opera, and Safari. JavaScript's official name is ECMAScript. Java and JavaScript are two different languages in both concept and design. It is widely use now.

 

• Applets

An applet is a program written in the Java programming language that can be included in an HTML page. Some applets are able to function as other normal software application, but are small in size and perform only a small set of tasks. Applets are not full-featured application programs.

 

• HTML

The definition of HTML is Hyper Text Markup Language. It consists of a series of short codes typed into a text-file by the site author. The text is then saved as a HTML file, and viewed through a browser, like Internet Explorer or Netscape Navigator.

• URL

URL stands for Uniform Resource Locator, which means it is a uniform way to locate a resource on the Internet. It specifies the address of a file on the Internet that has a unique address. The actual URL is a set of four numbers separated by periods.

Format of a URL:

Protocol://site address/path/filename