11. If one link fails, only that link is affected. All other links remain active. a. Bus b. Ring c. Star d Mesh 12. .......is a technology used with fiber optic cable, which enables one fiber optic connection to carry multiple light signals simultaneously a. FDM b. WDM c. TDM d. CDM 13. The following figure is represent a. Distributed backbone b. collapsed backbone c. parallel backbone d. Serial backbone 14. The 14.23.120.8 address lies in class....... a. A b. B C. D d. C