Questions and Answers
What distinguishes an analog wave from a digital wave?
Analog waves have continuously varying amplitude and time, while digital waves have discrete states.
Which statement accurately describes a digital wave?
Digital waves have fixed amplitude but variable pulse width and frequency.
In the context of networking media, what is the defining characteristic of wired or bounded media?
They use cables as the physical path for transmitting data.
What type of media is not bounded by physical geography in transmitting data?
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In networking, what is the most significant advantage of wireless media over wired media?
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Which factor determines the frequency of a wave?
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What term is used to refer to the horizontal distance of a wave?
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In analog waves, what is measured in volts, amperes, or watts?
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What does frequency refer to in the context of waves?
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Which attribute of a wave describes the position of the waveform relative to time zero?
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What unit is used to measure frequency?
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Which attribute of a wave is measured in meters in SI units?
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Which frequency range is commonly used for military systems and submarine communication?
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Which frequency range is typically associated with commercial AM radio broadcasting?
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What is the main propagation characteristic of Sky-Wave (SW) propagation for frequencies in the Medium Frequency (MF) range?
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Which frequency range is commonly used for international broadcasting and long-distance aircraft communication?
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Which wireless medium technology refers to short-range communication using the frequency range of 0.3 THz to 300 THz?
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What is the primary propagation characteristic of Extremely Low Frequency (ELF) waves in the frequency range of 30 Hz to 300 Hz?
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