January 2023

Television Media

By |2022-09-15T12:43:17+02:00January 24th, 2023|Notes, O Level Commerce Notes, Ordinary Level Notes|

TV is an example of advertising media. Image credit zopper.com TV is an example of advertising media. Image credit zopper.com ZIMSEC O Level Commerce notes: Advertising: Television

  • Produces both sound and vision
  • Provides wide (usually national) coverage
  • Advertising on colour Television is atractive and has greater impact on the audience.
  • Advertisements can be repeated.
  • Detailed information […]
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Radio paging, tele messages and Prestel

By |2022-09-15T12:42:54+02:00January 24th, 2023|Notes, O Level Commerce Notes, Ordinary Level Notes|

A radio pager. Image credit MediaWiki A radio pager. Image credit MediaWiki ZIMSEC O Level Commerce Notes: Communication: Radio paging, tele messages and Prestel

Radio paging

  • Is a one way communication system.
  • Is an internal means of communication.
  • I used by people in an organisation only.
  • Is hired from the post office.
  • A public address system […]
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