DCP's

BTEC national Unit 54: Digital Communications

Email: E-mail stands for electronic mail; it’s a method of sending messages to users over the Internet. You can send simply text or photos and also work files of course it depends on the size of what you are trying to send. The most common email service is Hotmail.

IM: IM stands for instant messaging it was first used for desktop computers for sending quick and easy messages that are instantly received. Good examples of IM are AIM, MSN Messenger, ICQ, and Google Talk. It’s a program that too people will install on the computers/electronic device that supports IM then they can send messages over the service being provided. IM to be free to use and easy use

SMS: SMS stands for short message service. It’s commonly used on mobile phones and often referred to as texting. It works a lot like IM but it takes longer to send messages because it has to send a signal to a tariff that will then bounce back to the user. You have to pay for this service by your network provider or if you use pay as you go.

Bulletin boards: BBS is a terminal where you can log in and comment and voice your opinion or start up a conversation about something that someone has posted.

Discussion forums: Discussion forums are similar to the bulletin board but it’s more of a texted base form. Where people can contact with one another and discuss multiple topics.

Weblogs: A weblog, sometimes written as web log or Weblog, is a Web site that consists of a series of entries arranged in reverse chronological order, often updated on frequently with new information about particular topics.

Newsgroups: A newsgroup is a discussion about a particular subject consisting of notes written to a central Internet site and redistributed through Usenet, a worldwide network of news discussion groups. Usenet uses the Network News Transfer Protocol (NNTP).

Internet telephony: Telephony is the technology associated with the electronic transmission of voice, fax, or other information between distant parties using systems historically associated with the telephone, a handheld device containing both a speaker or transmitter and a receiver.

Conferencing: Web conferencing is a form of real-time communications RTC in which multiple computer users, all connected to the Internet, see the same screen at all times in their Web browsers. Some Web conferencing systems include features such as texting, VoIP (voice over IP) and full-motion video.