220-1101無料問題集「CompTIA A+ Certification Exam: Core 1」

質問 1

A company laptop uses a docking station with an integrated NIC and is unable to access a wired SOHO network using DHCP. A technician runs ipconfig anddiscovers the laptop has an IPv4 assignment of
169.254.0.9. The NIC does not have any link or activity lights on. Which of the following should the technician do next?

（A）Reboot the DHCP server.

（B）Reseat the laptop in the docking station.

（C）Reset the network adapter.

（D）Restart the laptop in safe mode.

（E）Replace the laptop.

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 2

Which of the following technologies can be used to harden guest virtual machines?

（A）Resource reservation

（B）vTPM

（C）Containerization

（D）Network isolation

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 3

A user reports a cell phone is getting hot. Which of the following are MOST likely to be possible causes?
(Select THREE).

（A）Recurring prompts to install OS updates

（B）Using the device as a Wi-Fi hotspot

（C）Less than 15% free storage space on the phone

（D）Too many open applications

（E）A failing battery

（F）Granting too many application camera permissions

（G）Privileged control

（H）A cracked screen

正解：B、D、E 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 4

A technician needs to recommend an internet connection for a customer who travels around the world and wants to have connectivity while visiting remote camping locations. Some of the locations the customer visits have limited or unreliable cellular service. Which of the following connection types should the technician recommend?

（A）Hotspot

（B）Satellite

（C）Fiber

（D）DSL

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 5

A network technician is working to locate an end user's Cat 6 cable within a network rack. The server rack is poorly documented, and a cable management system has not been implemented_ Which of the following would be the best tool to best identify the correct cable?

（A）Network tap

（B）Cable tester

（C）Loopback plug

（D）Toner probe

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 6

Following a scheduled power outage, users report they cannot access the local intranet. A technician is able to ping the IP address of the server that is hosting the website. Which of the following serves is MOST likely offline?

（A）Web

（B）DNS

（C）File

（D）DHCP

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 7

A technician assembled a new PC. After a few minutes, the computer slows down and then shuts itself off.
Which of the following is the most likely cause of the failure?

（A）Thermal paste was not used.

（B）The motherboard is incompatible.

（C）The memory is insufficient.

（D）The GPU needs additional power.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 8

A technician is selecting a power supply for a new computer. There will be a large number of connected devices that must be powered by USB. Which of the following specifications should the technician prioritize?

（A）Modular connector count

（B）20+4 power connector

（C）5V amperage

（D）Energy efficiency

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 9

A technician is troubleshooting a burning smell on a desktop computer. The technician determines that the odor is coming from inside the device.
Which of the following should the technician do first?

（A）Unplug the computer.

（B）Call the fire department.

（C）Locate a fire extinguisher.

（D）Remove the desktop cover.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 10

Which of the following is the purpose of an IPv4 gateway?

（A）To route traffic to the next network

（B）To distribute IP addresses

（C）To assign APIPA addresses

（D）To generate ARP traffic

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 11

A user is requesting a headset that can be physically connected to a laptop for online conference calls. Which of the following connections should the headset use?

（A）USB

（B）Bluetooth

（C）Thunderbolt

（D）DVI

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 12

A technician is designing a new laptop for a local construction company. Company employees will move the laptop around frequently and are likely to drop the laptop while working. Which of the following drives should the technician install to mitigate for potential damage?

（A）Solid-state

（B）RAID

（C）S.M.A.R.T

（D）SCSI

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 13

A technician configured a new SOHO router for a small business. The ISP gave the technician an IP address on the router's WAN port. Which of the following addresses did the technician most likely configure on the router?

（A）172.22.40.6

（B）19.45.7.28

（C）10.1.50.30

（D）169.254.168.10

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 14

A technician is troubleshooting connectivity issues and needs to promiscuously route a copy of traffic to a separate machine for analysis. Which of the following physical tools v/ould BEST accomplish this task?

（A）Network tap

（B）Wi-Fi analyzer

（C）Loopbackplug

（D）Toner probe

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 15

A technician is configuring the settings on a multifunction printer so the device can be shared across the LAN_ Which of the following should the technician do to enable the printer to be shared across the network?

（A）Configure the IP settings.

（B）Install the correct print driver

（C）Enable the network scanning feature.

（D）Enable the web services.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 16

Which of the following display types is available for laptops?

（A）CRT

（B）Plasma

（C）OLED

（D）DLP

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 17

A customer brings a phone top a repair shop because it is experiencing extreme slowness and applications are crashing. A technician attempts to install a diagnostic application. but the installation fails. Which of the following should the technician do FIRST to troubleshoot the issue?

（A）Check the storage space.

（B）Inspect the screen for damage.

（C）Recalibrate the digitizer.

（D）Install the latest updates.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

220-1101 無料問題集「CompTIA A+ Certification Exam: Core 1」

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