The diagram below shows a campus LAN in a single building. Which of the following connections uses straight-through cables?
(Choose all that apply)

(A) A
(B) C
(C) D
(D) E
(E) F
(F) G

Answer:

A, D, F are the correct answers. Connections (A, B, E, G): Straight-Through Cable. Straight-through cable is a type of twisted-pair copper wire cable for local area network (LAN) use for which the RJ-45 connectors at each end have the same pinout. Straight-through cables are used to connect computers and other end-user devices e.g. printers to networking devices such as hubs and switches.