The figure above shows SONET ____ switching.
A) bidirectional line
B) automatic protection
C) dual ring
D) unidirectional path
Correct Answer:
Verified
Q51: Frame relay is a connection-oriented service.
Q52: The S is DSL stands for _.
A)support
B)subscriber
C)service
D)serial
Q53: How many of SONET's layers correspond to
Q54: There can only be one X.25 virtual
Q55: SONET high speed communications use _ cable.
A)twisted-pair
Q57: _ is a cell-based data transmission technology
Q58: _ is used to determine the fastest
Q59: _ is used more commonly for remote
Q60: ISDN uses a frame format at ISDN
Q61: List and describe the methods of placing
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