單項選擇題

A server keeps rebooting at various times throughout the day. Which of the following tools wouldBEST help to diagnose this issue?（）

A. Multimeter
B. Temperature monitor
C. Cable tester
D. Toner probe

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單項選擇題

After testing a new 100BaseTX cable, the technician determines that only pairs 4, 5, 7, and 8 are straight-thru wires.
Which of the following MOST likely describes this cable type?（）

A. Crossover cable with open pairs
B. Crossover cable
C. Rollover cable
D. Straight-thru cable with open pairs

單項選擇題

Which of the following is typically used In an LAN environment?（）

A.10GBase-SW
B.10GBase-LW
C.10GBase-SR
D.10GBase-EW

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