The bottom layer of SONET is called which of the following?
A) Photonic
B) Electronic
C) Optical
D) Magnetic
Correct Answer:
Verified
Q2: Which of the following is a fiber-optic
Q3: Which of the following builds in the
Q4: Which of the following represents a continuously
Q5: Which of the following is NOT true
Q6: Circuit mode is most commonly employed in
Q8: In a frame relay network the Link
Q9: Both switched and permanent virtual circuits are
Q10: Frame relay uses multiple virtual connections over
Q11: Like some other WAN technologies,such as frame
Q12: _ enables the transmission rate to vary
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