If a technician suspects that the voltage being delivered to a desktop computer’s power supply is insufficient or incorrect, which device should be used to determine the correct voltage?（）

A、A. A power supply tester

B、B. A multimeter

C、C. A loopback adapter

D、D. A cable tester

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第1题

[单选题] If a technician needs to convert a hard drive from Basic to Dynamic, which of the following utilities would the technician use?（）

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第2题

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第3题

[单选题] If a technician is getting frustrated during a support call, which of the following could the technician employ to avoid irritating the customer?（）

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第4题

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第5题

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第6题

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第7题

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