Business Data Networks
Quiz 4: Network Management
The Public Switched Telephone Network Is Designed to Be Available
The Public Switched Telephone Network is designed to be available 99.999% of the time.
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Which of the following usually has higher availability? A)data networks B)the Public Switched Telephone Network C)Both of the above usually have equal availability.
The percentage of packets that are lost or damaged during delivery is called the ________. A)packet error rate B)bit error rate C)neither A nor B
Error rates should be measured when the network traffic ________. A)is close to capacity B)is functioning at a normal level C)is functioning at an unusually low level D)any of the above
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