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Computer Networks
Packet Circuit Switching
Q
As the resources are reserved between two communicating end systems in circuit switching, ___________ is achieved.
AA. Authentication
BB. Guaranteed constant rate
CC. Reliability
DD. Store and forward
Correct Answer:
B. B. Guaranteed constant rate
Explanation:
Circuit switching is connection oriented and is always implemented in the physical layer. Once a path is set, all transmission occurs through the same path. It is used since the early times in telephonic systems.
