220-702單項(xiàng)選擇題每日一練(2019.01.19)

來源：考試資料網(wǎng)

1 Which of the following is the BEST tool to troubleshoot a DB-9 port?（）

2 A technician has a user that consistently picks up viruses and malware no matter what kind ofsoftware is installed to prevent infection. Which of the following should be a cost-effective logical step in preventing future infections?（）

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3 Which of the following does an out-of-memory error indicate on a printer?（）

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4 A user states that a networked printer is not working today, but yesterday the printer worked fine. The technician checks the user’s print queue and sees several jobs in the queue. The queue is flushed, restarted, and the user is still having the same issue.
Which of the following should be verified NEXT on the printer? （）

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5 A technician wants to verify a remote printer that has been power cycled is back online. Thetechnician would use which of the following commands and switch?（）

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