# Recent questions and answers in Information Theory

1
Which of the following is possible in a token passing bus network? in-service expansion. unlimited number of stations. both (A) and (B). unlimited distance.
The capacity relationship is given by $C = W\log_{2}(1+S/N)$ $C = 2W\log_{2}(1+S/N)$ $C = W\log_{2}(1-S/N)$ $C = W\log_{10}(1+S/N)$