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

質問 1

Which of the following 802.11 standards has a MAXIMUM bandwidth throughput of 54Mbps and uses 2.4GHz frequency?

（A）B

（B）N

（C）G

（D）A

正解：C 解答を投票する

質問 2

Which of the following printers includes an imaging drum and fuser assembly?

（A）Inkjet

（B）Laser

（C）Impact

（D）Thermal

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 technician has been asked to procure a video adapter solution for use in commercial graphics design and CAD/CAM system. The solution should utilize specialized drivers to provide additional system stability. Which of the following solutions would BEST meet the user's needs?

（A）TV Tuner card with HDMI output options

（B）CUDA enabled line of graphics cards

（C）Dual cards in an SLI configuration

（D）Dual cards in a CrossFire configuration

正解：B 解答を投票する

質問 4

A client has an issue with large files taking a long time to open or save. As time goes by, the issue worsens. The client has hundreds of GBs of files that are still in the process of backing up. The technician has verified that the hard drive is healthy and there are no signs of failure. Which of the following troubleshooting steps should the technician perform NEXT?

（A）Run chkdsk on the workstation's hard drive.

（B）Install the latest drivers from the hardware vendor.

（C）Reformat the drive and reinstall the OS.

（D）Perform a scan of the drive for file fragmentation.

正解：D 解答を投票する

質問 5

Which of the following wireless standards has a transfer speed of 11 Mbps?

（A）802.11b

（B）802.11a

（C）802.11n

（D）802.11g

正解：A 解答を投票する

質問 6

ECC memory offers which advantage over non-ECC memory?

（A）Broader BUS throughput

（B）Less energy consumption

（C）More efficient core communication

（D）The capability of error correction

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 7

A technician is about to open a desktop workstation to replace a card. The technician shuts the computer down, opens it, grounds himself to the frame, and begins the task. Which of
the following did the technician fail to do?

（A）Power down the UPS.

（B）Turn the power switch off.

（C）Ground the card to the frame.

（D）Disconnect the power cable.

正解：D 解答を投票する

質問 8

Multicast addresses fall in which of the following classful address ranges?

（A）Class A

（B）Class B

（C）Class E

（D）Class D

（E）Class C

正解：D 解答を投票する

質問 9

Thermal paste is used between the CPU and heatsink to:

（A）make the heatsink easier to remove when replacing the CPU.

（B）act as a fire retardant should the CPU overheat.

（C）keep the heatsink in place on the CPU.

（D）aid in the transfer of energy from the CPU to the heatsink.

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 10

Which of the following devices on a home network should be placed in a DMZ?

（A）Wireless printer

（B）Gaming server

（C）Backup server

（D）Smartphone

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 11

Which of the following devices requires 3.3V of power from the motherboard?

（A）Serial Port Card

（B）USB Port

（C）DVD-ROM Drive

（D）SLI Video Card

正解：A 解答を投票する

質問 12

Which of the following CPU features allows the operating system to see a core as dual processors?

（A）Integrated GPU

（B）64-bit support

（C）Dual memory channel

（D）Hyperthreading

正解：D 解答を投票する

質問 13

Which of the following would be important considerations when building a home theater PC? (Select TWO).

（A）ITX form factor

（B）Dual monitor outputs

（C）Raid array

（D）High-end cooling

（E）HDMI output

正解：A、E 解答を投票する

質問 14

When purchasing a new copy of Windows, which of the following CPU characteristics needs to be taken into account?

（A）Clock speed

（B）Architecture

（C）Cache size

（D）Core count

正解：B 解答を投票する

質問 15

A computer turns on and a "Date and Time Not Set" message appears on the screen after the manufacturer logo. Which of the following is the MOST possible cause?

（A）The OS has stopped synching with the NTP server.

（B）The computer was not shut down properly.

（C）The system BIOS is corrupted.

（D）The CMOS battery needs to be replaced.

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 16

Which of the following Internet connection types would be MOST commonly used by a customer who travels frequently?

（A）Satellite

（B）Line of site wireless

（C）Cellular

（D）ISDN

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

Which of the following cable types has the MAXIMUM transfer rate of 1 Gbps?

（A）CAT6

（B）CAT5

（C）CAT5e

（D）CAT3

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 18

Which of the following is MOST likely to have a physical switch on a laptop that allows it to be turned off without going into the BIOS?

（A）Wireless

（B）Overclocking

（C）External display

（D）Webcam

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 19

Which of the following would a technician MOST likely perform to prevent a tripping hazard?

（A）Proper documentation

（B）Use an ESD mat

（C）Use plenum graded cable

（D）Proper cable management

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 20

When installing a floppy drive data cable, it is important for a technician to ensure which of the following? (Select TWO).

（A）Proper orientation of the data cable

（B）Correct CPU clock speeds

（C）Availability of compatible power connectors

（D）Correct Master/Slave jumper settings

（E）Adequate hard drive capacity

正解：A、C 解答を投票する

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

弊社を連絡する

関連リンク

トップ試験