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19. coding schemes uses 4 bit code:
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17. The music and speech represent the: (a) Image data (b) Audio data (c) Video data (d) Text data
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I I. Communication between a computer and a keyboard involves transmission:
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16. The charts, graphs and pictures are examples of:
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Microwave transmission, coaxial cables and fiber optic are examples of:
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13. The number of times a wave repeats during a specific time interval is called:
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14. The height of wave within a given period of time is called:
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15. Which type of data consists of words, sentences, and paragraphs?
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7. A device that receives messages is called:
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9. The electromagnetic or light waves representing data are called:
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The infonnation that is to be transferred from one location to another is called:
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3. The process of transferring data from one location to another is called:
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18. data type represents actions and movements:
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20. coding schemes is used by IBM:
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8. The is the physical path over which a message travels:
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2. Data communication requires only a:
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5. is component of data communication:
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6. is not component of data communication:
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12. Light, sound, and radio waves are examples of:
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