You are the Administrator in charge of the Certkiller servers and are in the process of configuring a external backplane which will be equipped with fibre channel technology, you want to know from the new Certkiller trainee which of the following fibre channel cables can be used for longer-distance applications that span miles rather than meters?
A.
Multimode
B.
Duplex
C.
Simplex
D.
Single-mode
Explanation:
The Single-mode cables are used for longer-distance applications which can span up to some miles rather than meters.
Incorrect Answers:
A: The multimode cables are Fibre Channel cables that are used for short distance connections spanning over few meters.
B: Duplex cables allow simultaneous, bidirectional data transfers and permits devices to simultaneously send and receive data.
C: Simplex cables are fiber cables which allows only one-way data transfer.
Reference:
Server+ Exam Cram 2 (Exam SK0-002), Charles J. Brooks, Que, November 2005, pg 204. pg 205