单项选择题

Bob, a technician, is troubleshooting a PC that intermittently does not power on. Which of the following tools would be the BEST choice to use to verify a possible cause? （）

A. Cable tester
B. Ohm meter
C. Field strength meter
D. PSU tester

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单项选择题

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220-702

Bob, a technician, is troubleshooting a PC that intermittently does not power on. Which of the following tools would be the BEST choice to use to verify a possible cause? （）