Web Technologies - Old Questions

5.  Write short notes on various services offered by the Internet.

The Internet is a global system of interconnected computer networks that use the standard Internet protocol suite (often called TCP/IP, although not all applications use TCP) to serve billions of users worldwide. It is a network of networks that consists of millions of private, public, academic, business, and government networks, of local to global scope, that are linked by a broad array of electronic, wireless and optical networking technologies. The Internet carries an extensive range of information resources and services, such as the inter-linked hypertext documents of the World Wide Web (WWW) and the infrastructure to support email.

The Internet can:

• Exchange electronic mail (e-mail) to any Internet user in any location on the planet.
• Participate in off-line (indirectly, not in real time) discussions via e-mail with people with similar interests through 'mailing lists' and 'News Groups'.
• Participate live (in real time) in a conversation with another person via the 'Internet video phone' (like Skype), or audio-video conferencing between multiple people using a specially designed computer programs and equipment.
• Participate in on-line (directly, in real time) written discussion with a larger group of people who use the 'Internet Relay Chat' (IRC) service - chat rooms.
• To work on a remote computer using the 'Telnet' service or some per function quite the same.
• Take files of any type (download) from remote computers and deliver files (upload) them with an FTP (File Transfer Protocol) service.
• Reading complex documents using 'hypertext'. Clicking on a keyword or image on the screen the user is automatically goes to other facilities within the same or other domains.
• Read multimedia documents found on WWW (World Wide Web) that contain text, graphics, sound, and video using intelligent browser web presentation, as 'Google Chrome', 'Firefox' or 'Internet Explorer' program support.
• Learning and practicing for the exam and achieve appropriate certification.
• Search the Web, documents, various WWW sites or via dedicated international service, as 'Google' and 'Yahoo!', over subscribed keywords to find the desired documents.
• Publicly disclose their images or pictures of his grandchildren, and who wants to can publish a picture of mother in law.
• Advertise your business in a variety of ways, from setting up video clips to the creation of their own website.
• Paying bills through the 'Internet Banking'.
• Buy and spend money : advertise and offer for sale.
• Read web editions of newspapers or say 'IT Alphabet'.