Can anyone help it was actually asked in exam as following and I need to know whether my answer was right or not?
At what layer of the OSI model do the 802.11 standards vary?A) Physical layerB) Network layerC) Data link layerD) Transport layer
As per my experience and knowledge
The correct answer is: Physical layer
As Physical layer is responsible for putting bits 'on the air.' Hope this might help you.