Discussion :: Computer Networking
- X.21 is
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A.
a method of determining which device has access to the transmission medium at any time |
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B.
a method access control technique for multiple-access transmission media |
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C.
a very common bit-oriented data link protocol issued by ISO |
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D.
network access standard for connecting stations to a circuit-switched network |
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E.
None of the above |
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Answer : Option D
Explanation :
Explanation Not Provided
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