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PPSC Past paper 2025 (Office Assistant)
PPSC · 2025 · Practice with instant answers and explanations
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100 Past Paper MCQs
Question 59 of 100
59%
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00:00
Question
59
Past Paper
PPSC
Communication in both directions, but only one direction at a time, is called:
A
Simplex
B
Half Duplex
C
Full Duplex
D
Serial
Correct Answer:
Option B — Half Duplex
Explanation:
Half Duplex is the correct answer according to the supplied Paper 211 answer key.
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