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PowerPoint has become the ubiquitous solution for professionals to present their ideas, companies and products alike to their audience. Since its inception in 1984 and although purely electronic, PowerPoint has followed the thought process of its physical predecessor, the overhead projector, in which a presenter physically wrote the text and diagrams of the story board sequence on a roll of ...
Computer-mediated communication (CMC) is defined as any human communication that occurs through the use of two or more electronic devices. [1] While the term has traditionally referred to those communications that occur via computer-mediated formats (e.g., instant messaging, email, chat rooms, online forums, social network services), it has also been applied to other forms of text-based ...
The radio channel between an amateur radio repeater and an amateur radio operator uses two frequencies often 600 kHz (0.6 MHz) apart. For example, a repeater that transmits on 146.94 MHz typically listens for a ham transmitting on 146.34 MHz. All of these communication channels share the property that they transfer information.
The recommended replacements for PowerPoint Viewer: "On Windows 10 PCs, download the free ... PowerPoint Mobile application from the Windows Store," [181] and "On Windows 7 or Windows 8/8.1 PCs, upload the file to OneDrive and view it for free using ... PowerPoint Online." [181]
A wide area network (WAN) is a computer network that covers a large geographic area such as a city, country, or spans even intercontinental distances. A WAN uses a communications channel that combines many types of media such as telephone lines, cables, and airwaves.
In a telecommunications network, a link is a communication channel that connects two or more devices for the purpose of data transmission.The link may be a dedicated physical link or a virtual circuit that uses one or more physical links or shares a physical link with other telecommunications links.