Vanessa Mae C. Cortez, Irah Mayo, Jonahleen Capino, and Lovely Dave Lastrilla discuss how computers can now be used for both receiving and transmitting information through interaction with computer messages and using computer languages to form messages. The document outlines how computers have evolved from early educational technologies like printing presses and libraries to now include capabilities like word processing, presentations, spreadsheets, internet access, educational software and websites, and multimedia functions through programs commonly installed on personal computers. Computers allow for both receiving information through instructional media and transmitting information through educational communication media.