FUNDAMENTALS OF COMPUTER

TELECOMMUNICATIONS SYSTEMS

COMMUNICATION WIRELESS COMPUTING DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Carrier Sense Multiple Access (CSMA) is based on medium called ____
A
Listen and talk
B
Listen before sending
C
Sense before transmit
D
Sense before Collision
Explanation: 

Detailed explanation-1: -Carrier-sense multiple access (CSMA) is a medium access control (MAC) protocol in which a node verifies the absence of other traffic before transmitting on a shared transmission medium, such as an electrical bus or a band of the electromagnetic spectrum.

Detailed explanation-2: -Techopedia Explains Carrier Sense Multiple Access (CSMA) CSMA works on the principle that only one device can transmit signals on the network, otherwise a collision will occur resulting in the loss of data packets or frames. CSMA works when a device needs to initiate or transfer data over the network.

Detailed explanation-3: -CSMA (Carrier Sense Multiple Access) It is a carrier sense multiple access based on media access protocol to sense the traffic on a channel (idle or busy) before transmitting the data. It means that if the channel is idle, the station can send data to the channel.

Detailed explanation-4: -Carrier-sense multiple access with collision detection (CSMA/CD) is a medium access control (MAC) method used most notably in early Ethernet technology for local area networking. It uses carrier-sensing to defer transmissions until no other stations are transmitting.

Detailed explanation-5: -Carrier sense multiple access (CSMA) requires that each station first listen to the medium and then send if sending doesn’t lead to any collision. That means CSMA is based on “sense before transmit” principle.

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