as in the real world, on the internet we can also find libraries, shops, newspapers, classrooms, discussion rooms, banking services, mail delivery services, and radio broadcasts available online. Therefore, Interner commonly referred to as cyberspace.
Broadly speaking, here are the main services that are developed on the internet.
A. E-MAIL
E-mail (Electronick Mail) is an electronic messaging service via the Internet.Each e-mail service users have an address commonly called e-mail address. E-mail address will be the destination address of delivery and where the message is stored. E-mail addresses are obtained free of charge at various e-mail service providers sites.
Excess e-mails, among others, are printed at the speed of delivery, ease of bulk messaging, and the ability to send computer files as attachment messages. In contrast to mail delivery through postal services that take days. This certainly can save time and cost.
B. TELNET
Telnet is a program used to access other computers remotely (remotely). Thus, telnet users can use a computer as well as operate another computer located in different locations. Through telenet service via the internet, we can communicate, access computers on the internet to get data, and so on. To run telnet, we need to know the destination computer address.
C. FTP
FTP (File Transfer Protocol) is a file exchange service on the internet. File exchange techniques on the internet. Data file exchange techniques can be done by running an FTP client program to access an FTP server. After connecting to the FTP server, we can perform the activity of sending, deleting, and copying files or folders, as in the management of files and folders in the computer.
Generally a freely available FTP server limits the visitor's right to only copy data files, and can not perform deletion or rename of files. Full management of data on the FTP server is usually only held by the FTP server owner.
D. MAILING LIST
Mailing lists, or commonly called mailing lists, are mass messaging services. Miling list is an extension of e-mail service capability. Mailing list is usually used as a medium or event discussion in a particular theme.
Various types of mailing lists are available on the Internet. Each mailing list has its own theme, either based on a particular topic or based on the similarity of interest and hobby of its members. On the Internet site of the mailing list service provider itself with a specific theme. we can also join or quit a membership mailing list.
Mailing lists are managed by a particular program. Every message sent by a member will be distributed to all mailing list members. Replies messages sent by other members will also be distributed to all members. Thus, the discussion via e-mail is created.
E.USENET
Usenet, or commonly referred to as newsgroups, is a service that resembles a mailing list, but provides a variety of topics. The difference is, on usenet, all messages are managed in a central computer. To be able to read or copy the messages available, we must connect to the central computer via a newsreader program.
the popularity of Usenet is now diminishing after new innovations emerged in the field of news exchange that is blog and RSS (Really Simple Syndicationts).
F. IRC
IRC (Internet Relay Chat), better known as chat, is a live communication service via the internet. We need to connect to an IRC server in order to communicate with other visitors. Furthermore, we can join and hold talks with groups of visitors called channels. In addition, we can also communicate personally with the setap visitors in the IRC server.
Today, chat service has been innovated. Communication in chats can not only be done through text messaging, but also through voice and even video. The service forms are also more diverse.
G. WORLD WIDE WEB
WWW (World Wide Web), or often called the web, is the most popular service today. The Web uses a protocol called HTTP (Hyper Text Transfer Protocol). Through this protocol, an information is compiled and assembled using an HTML (Hyper Text Markup Language) encoding language. Through these HTML codes will be an information in the form of documents texs, images, animations, sounds, and videos can be assembled and presented in a neat and interesting.
INTERNET