CompTIA A+ Certification Exam: Core 1 - 220-1201 模擬練習

A technician is troubleshooting a workstation that repeatedly shuts down within ten minutes of being turned on. The technician notices a loud clicking sound coming from inside the case. Which of the following components should the technician check first?

正解: C
解説: (PassTest メンバーにのみ表示されます)
Which of the following port numbers are associated with email traffic? (Choose two.)

正解: D,E
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A network printer consistently produces faint printouts. Users report that the issue persists across different computers and print jobs. Which of the following steps should the technician take first?

正解: A
解説: (PassTest メンバーにのみ表示されます)
A technician is configuring an organization's managed switch to prevent other users on the same switch from accessing the accounting department. Which of the following should the technician configure to accomplish this task?

正解: B
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Which of the following is commonly affected by high latency?

正解: B
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Which of the following devices has ACL capabilities?

正解: C
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Which of the following best describes the concept of a DHCP lease?

正解: B
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Which of the following cable types would a technician most likely use to connect a PC to a switch? (Choose two.)

正解: B,C
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A network operations analyst receives an automated alert regarding a server with an array. The analyst walks over to the server and sees a blinking orange light at the hard disk bay. The server is configured for RAID 1. Which of the following should the analyst do to resolve this issue?

正解: C
解説: (PassTest メンバーにのみ表示されます)
A user is having issues displaying the contents of their laptop screen on a projector. The laptop is connected using an HDMI cable, but the screen displays a message indicating there is no signal.
Which of the following should the technician do first to diagnose the issue?

正解: A
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Which storage device is best suited for a high-performance gaming laptop requiring fast data access?

正解: C
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A user notices that their laptop screen starts flashing during video streaming. The screen works normally after streaming ends. Which of the following should the user do first to troubleshoot the issue?

正解: B
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Which of the following is used to reduce cabling requirements to specific security cameras?

正解: D
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When traveling in another country, a user is unable to receive calls or emails on their mobile phone. Which of the following should the technician verify is enabled on the user's device?

正解: B
解説: (PassTest メンバーにのみ表示されます)