Consider the following statements:
(a) Fiber optic cable is much lighter than copper cable.
(b) Fiber optic cable is not affected by power surges or electromagnetic interference.
(c) Optical transmission is inherently bidirectional.
Which of the statements is (are) correct?
(A)
Only (a) and (b)
(B)
Only (a) and (c)
(C)
Only (b) and (c)
(D)
(a), (b) and (c)
Answer: (A)
Explanation:
True: Fiber optic cable is much lighter than copper cable.
True: Fiber optic cable is not affected by power surges or electromagnetic interference.
False: Optical transmission is inherently bidirectional.
A Fiber optic cable is bidirectional, but the usage is unidirectional.
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