Multiple choice

A sizeable geographical area with communication based on telephone system has

  1. local area network

  2. wide area network

  3. modulator-demodulator

  4. All of the above

  5. None of these
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

A Wide Area Network (WAN) covers a large geographical area, such as a country or continent, and often utilizes existing telecommunication infrastructure like telephone lines.

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