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________ is achieved using over hearing mechanism.(a) Initialization(b) Message Relaying(c) Selective recovery(d) Lost message detectionI got this question by my school principal while I was bunking the class.This interesting question is from Addressing Reliability topic in division Emerging Technology and Toy Designs, IoT Robustness and Reliability of IOT

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Correct option is (d) Lost message detection

To explain: The lost message detection is ACHIEVED by over hearing mechanism.Upon sensing the CHANNEL, if node A does not hear node B transmitting the packet packetId to its next HOP, it becomes AWARE that the packet has been lost and that are transmission is required.



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