220-701單項(xiàng)選擇題每日一練(2019.01.07)

來(lái)源：考試資料網(wǎng)

1 A customer wants to know what version of DirectX the current workstation has installed. Which of the following command line tools would the customer use?（）

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2 Which of the following is the subnet mask for a Class C IP address?（）

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3 A home user working outside an office reports that their laptop is no longer connecting to theInternet. Which of the following would a technician recommend to check FIRST?（）

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

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5 Which of the following protocols would be used in order to log into a router to configure a VLAN?（）

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