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Computing
Business Data Networks
Quiz 4: Network Management
The Public Switched Telephone Network Is Designed to Be Available
Question 26
True False
The Public Switched Telephone Network is designed to be available 99.999% of the time.
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Q 27
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.
Q 28
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
Q 29
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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