A walkie-talkie allows two people to communicate, but only one person can…

2026

A walkie-talkie allows two people to communicate, but only one person can speak at a time while the other listens. This mode of data transmission is known as:

Answer: B. Half-Duplex

A.
Simplex
B.
Half-Duplex
C.
Full-Duplex
D.
Multiplex

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Correct answer: B

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