Analog refers to continuous signals, Information Age emphasizes the importance of information in the economy, Mass Media involves communication to large audiences, and Media means public communication to a broad population.
Analog: A signal that is continuous over a period of time as opposed to digital signals.
Information Age: An era characterized by the proliferation of information as the major force in the economy, succeeding the digital age.
Mass Media: Communication to the masses through various outlets like television, radio, internet, and film.
Media: A means of public communication reaching a large audience.
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