30-04-2012, 12:45 PM
TECHNOLOGY AND COMMUNICATION
communication and technololgy.ppt (Size: 6.03 MB / Downloads: 262)
FACSIMILE(fax)
The fax machine is a device for transmitting copies of printed images ,documents, handwritten matter, graphs, drawings, photographs, pictures etc from one place to another.
The machine is connected to the telephone through a modem (modular demodular).the sender has dial the receiver’s fax number, insert the documents into the machine and press the start button.
ELETRONIC MAIL
Electronic mail, commonly called email or e-mail, is a method of exchanging digital messages from an author to one or more recipients. Modern email operates across the internet or other computer network.
In order to send an e-mail you must now the recipient’s “name”, that is computer .I.D and address , this has in the form of someone[at]someplace.eg:-rurajmohan[at]gmail.com.
Setting up a free e-mail account
open the relevant page of the search engine( or any program that gives e-mail service)
You will be guided by instructions on the screen
You have to fill in the details that are required by the form which appears on the screen and click on the “submit” button at the end.
You have to makeup the ID name you want and password you want, and enter them.
You have to remember your password and enter it each time you want to check your e-mail.
BENEFITS
Teleconferencing saves people money
Teleconferencing saves time
Teleconferencing is used for training.
DRAW BACKS
A large number of people is difficult to manage in a single teleconference
Costs can be high
Teleconferencing reduces opportunities for face-to-face contact