How do information bits differ from overhead bits?

. Are stop bits necessary in asynchronous transmission?

 Explain by using a diagram.

. During the 1990s, there was intense competition between two technologies (10-Mbps Ethernet and

16-Mbps token ring) for the LAN market. Ethernet was promoted by a consortium of vendors,

whereas token ring was primarily an IBM product, even though it was standardized. Ethernet won,

and no one talks about token ring anymore. Token ring used a hub-polling-based approach. Outline a

number of reasons why Ethernet might have won.

Hint: The reasons were both technical and business