GENERAL KNOWLEDGE

GK

TECHNOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is a MAC?
A
A Computer made by Apple
B
Memory Address Corruption
C
Mediocre Apple Computer
D
Media Access Control
Explanation: 

Detailed explanation-1: -What Does Media Access Control (MAC) Mean? Media access control (MAC) is a sublayer of the data link layer (DLL) in the seven-layer OSI network reference model. MAC is responsible for the transmission of data packets to and from the network-interface card, and to and from another remotely shared channel.

Detailed explanation-2: -Media access control regulates how a network is accessed by computer terminals and transmits from one terminal to the other without collision. This is achieved through CSMA/CD, CSMA/CA, demand priority, or Token passing.

Detailed explanation-3: -In UIoT, a medium access control (MAC) protocol is essential because it manages the coordination among different IoT devices during data transmission. However, several challenges need to be addressed at the MAC layer to provide high network throughput, low energy consumption, and low latency.

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