CompTIA认证考试章节练习(2018.08.19)

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

2 Which of the following could cause an NTLDR error on reboot?（）

3 Which of the following describes how to set the Read-only attribute on a folder？（）

4 Bob, a technician, wants to run antivirus scans on every machine on a daily basis. To minimize the impact to all system resources, which of the following is the BEST time to schedule the scans to run?（）

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5 Which of the following cabling would be MOST commonly used with digital volume controls？（）

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6 Mike, a technician, is working on several workstations and needs to continuously investigatesystems so he knows when the workstations reboot. Which of the following commands could beused?（）

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7 A user has a 1TB external hard drive connected to a desktop system. When the user searches the drive for a file, the response to the search is very slow. How can the user improve the performance of the file searches on the external drive?（）

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8 Which of the following are forms of gigabit Ethernet that require the use of fiber optic cables？（）

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9 All users within an office are wirelessly connected to a network, except one user that has a valid connection on a leased IP address in a different range. Which of the following is a possible cause of the user having a different IP address range?（）

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10 A user replaces a laptop’s wireless PCMCIA card with a different vendor’s card. All of the new card configuration steps have been followed. The OS sees all known wireless networks but cannot connect to the user’s network.
Which of the following is the MOST likely reason for this behavior?（）

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