| Stands for carrier sense multiple access with collision detection. |
Collision avoidance. |
| Here,device monitors the media for the presence of a data signal. |
Here, device examines the media for the presence of a data signal. |
| This method is used by 802.3 Ethernet network. |
This method is used by 802.11 Ethernet network. |
| It can only detect error. |
It can detect error and also solve the error. |
| It can achieve upto 70% efficiency and heavy load. |
Only achieve upto 30%. |
| It does not take any often to prevent collision. |
can take. |
| CSMA/CD is used at wired network. |
Wireless. |
| CSMA/CD is more popular than CSMA/CA. |
CSMA/CA is less popular than CSMA/CD. |
