JK0-801試験無料問題集（1110題）「CompTIA A+ Certification Exam (JK0-801) 認定」

出題：1

A user is on a business trip with a company issued Windows 7 laptop and is unable to connect to the WiFi at a local cafe. The laptop was initially setup with a specific IP address for use with a corporate WLAN. To temporarily reconfigure the settings, which of the following must the technician must access?

A. Start/Control Panel/Network and Sharing Center/Change Adapter Settings/Wireless Network Connection Properties

B. Start/Control Panel/Network and Sharing Center/Manage Wireless Networks/Add/Create an ad hoc network

C. Start/Control Panel/Network and Sharing Center/Manage Wireless Networks/Add/Manually create a network profile

D. Start/Control Panel/Network and Sharing Center/Manage Wireless Networks/Profile Types

正解：A 解答を投票する

出題：2

Which of the following would be the BEST response a technician should give a customer who inquires about how long it will take to repair their PC?

A. Based on the technician's assessment, give the customer an estimated time of completion.

B. Ask the customer to check in with the technician daily, until all work is completed.

C. Inform the customer that others will be helped first, but they will complete the repair as soon as possible.

D. The technician should ask the customer when they would like the computer to be completed.

正解：A 解答を投票する

出題：3

Which of the following encryption methods offers the highest level of security?

A. WPA-AES

B. WEP

C. WPA-PSK

D. WPA2

正解：D 解答を投票する

出題：4

Android smartphones are typically different from other smartphone devices in that:

A. Android devices can only operate with a proprietary operating system.

B. Android devices use open source operating systems.

C. Android devices use apps that are more secure than other devices.

D. Android devices can receive apps from different sources.

正解：B 解答を投票する

出題：5

A customer would like to be able to watch TV on their home computer and record television shows. Which of the following should be installed in their machine?

A. Serial card

B. Wireless card

C. FireWire card

D. Tuner card

正解：D 解答を投票する

出題：6

Which of the following channels, when used in close proximity to one another, provide the BEST protection against crosstalk?

A. 1 and 11

B. 2 and 10

C. 6 and 1

D. 6 and 11

正解：A 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：7

Which of the following features of a CPU socket is designed to make installation of a CPU easier?

A. Plug and Play

B. Heatsinks

C. Lower latency

D. Zero insertion force

正解：D 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：8

A customer has a Windows 7 laptop that is a few years old. The customer reports that the laptop performance is slow. A technician checks the laptop and finds it has the maximum 8GB of RAM, an i5 processor, and a 5400 RPM magnetic hard drive. Which of the following is the BEST way the technician can improve the performance of the laptop?

A. Replace the 5400 RPM hard drive with a SSD.

B. Upgrade the operating system to Windows 8.1.

C. Replace the i5 processor with an i7 processor.

D. Upgrade the memory in the laptop to 16GB.

正解：A 解答を投票する

出題：9

A first time PC owner drops off their brand new PC for service, reporting that it is slow and the memory should be 12GB according to the box but only reports 4GB. The RAM voltage was set improperly; one chip needed to be reseated and the BIOS had to be set to use the triple channel architecture. When picking up the PC the customer asks what was wrong.
Which of the following would be the MOST appropriate response for this customer?

A. "You had the DDR3-1600 set up wrong; you set it for 1.5v and single channel."

B. "It was very complicated and technical in nature. If you do not mess with the settings, it should be fine from now on."

C. "The PC's memory, or RAM, needed to have the correct settings applied to be utilized correctly. It should work fine now."

D. "Your PC's memory was installed incorrectly. I removed it and put it back in. Additionally the XMP profile needed to be adjusted for TC"

正解：C 解答を投票する

出題：10

A technician is troubleshooting a desktop system that is shutting down randomly after short time periods. After accessing the system BIOS, the technician checks various data from the motherboard sensors. Which of the following would indicate an issue with the system?

A. The number of physical processors value is 1

B. Power supply is providing +12v and +5v

C. The hard drive temperature is 30 Celsius

D. CPU fan RPM value is 0

正解：D 解答を投票する

出題：11

Which of the following RAM types are compatible with PC2700 and maintain the same performance?

A. PC 3200

B. PC2 4200

C. PC 2400

D. PC2 5300

正解：A 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

出題：12

A DVI-D cable is generally used for which of the following computer functions?

A. Delivering audio & video

B. Delivering audio only

C. Delivering an analog signal

D. Delivering video only

正解：D 解答を投票する

解説: (GoShiken メンバーにのみ表示されます)

JK0-801試験無料問題集「CompTIA A+ Certification Exam (JK0-801) 認定」