220-701单项选择题每日一练(2019.01.17)

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1 Which of the following describes a secure connection over the Internet between two sites?（）

2 A frustrated and angry customer calls in with a system that does not work. Which of the following is the FIRST course of action for a technician to take?（）

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3 A customer has a question about the repairs needed for their desktop computer. While asking their question to a technician, the technician receives a personal phone call on their cell phone. Which of the following should the technician do NEXT?（）

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4 Which of the following cable types is used to transmit data from a satellite dish to the satellite modem?（）

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5 Which of the following expansion cards would MOST likely require the use of an external powerconnector to function properly?（）

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