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Computer Concepts 2018 Module 5 Section D

Terms in this set (23)

synchronous
communication interchanges happen in real time while all parties are online
asynchronous
messages are held until the recipient is ready to view them
Public synchronous
chat rooms, live streaming video
public asynchronous
blogs, microblogs (twitter), forums and discussion groups, public social media posts
private asynchronous
email, text messaging service
private synchronous
voice over IP (skype), Videoconferencing (WebEx), Instant messaging (ICQ, AIM)
email
refer to a single message or to the entire system of computers and software that transmits, receives and stores email messages.
email messages
an electronic document transmitted over a computer network
email system
the computers and software that provide email services.
email server
a computer that essentially acts as a central post office for a group of people.
email message header
contains the sender and the recipient addresses date, and subject line.
Webmail
is typically a free service accessed using a browser
webmail pros
free, can create multiple accounts, access from any device that has a browser, access anywhere
webmail cons
security risks, advertising,
local email
an internet based email server stores your incoming messages until you launch your email client and get your mail.
store and forward
telecommunications technique when messages are downloaded to a folder on a local storage device that serves as your email inbox.
POP3 (Post office protocol version 3) and IMAP (internet message access protocol)
can be used to manage your incoming mail.
POP3
deletes messages from the server after downloading
IMAP
leaves messages on the server until you specifically delete them
SMTP (simple mail transfer protocol)
handles outgoing mail
advantages of local mail
offline access-compose and read and control, who has access,
instant messaging (IM)
a synchronous, real time technology for two or more people to type messages back and forth while online.
VoiP (Voice over internet protocol)
uses broadband internet conncection instead of PSTN land lines to place voice and video calls.
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