220-1101問題集、CompTIA実際の試験問題

質問 1

To which of the following should a technician connect individual pairs of a Cat 6 cable in order to provide a connection to a switch?

A. Patch panel

B. Firewall

C. Wall jack

D. Access point

E. Hub

正解: A

解説: (PassTest メンバーにのみ表示されます)

質問 2

Which of the following servers is used to collect data and information about events from a network-connected host?

A. DNS

B. Print

C. Mail

D. Syslog

正解: D

解説: (PassTest メンバーにのみ表示されます)

質問 3

A technician needs to fix a computer that received a non-specific error after a scheduled computer restart.
Which of the following is the best way to start troubleshooting?

A. Search for the error on the internet.

B. Review the system event log.

C. Update all of the firmware.

D. Roll back all of the recent updates.

正解: B

解説: (PassTest メンバーにのみ表示されます)

質問 4

A technician is configuring a SOHO network. During testing, the technician receives the IP address
169.254.2.2, but the router is assigned the address scope of 192.168.1.254/24. Which of the following is most likely the cause?

A. DNS

B. Ipv4

C. Ipv6

D. DHCP

正解: D

解説: (PassTest メンバーにのみ表示されます)

質問 5

A SOHO user's network printer has been without power for the last few days. After turning the printer back on, the user cannot connect to it. Which of the following is the most probable cause?

A. The printer has an APIPA.

B. The printer has a dynamic IP address.

C. The printer has a public IP address.

D. The printer has a static IP address.

正解: B

解説: (PassTest メンバーにのみ表示されます)

質問 6

A computer consultant is building a new, midsize desktop for a client who is a professional gamer. Which of the following RAM types should the consultant Install in the new machine?

A. 8GB (4x2GB) DDR4 in quad-channel

B. 32GB (4x8GB) DDR5 in dual-channel

C. 64GB (4x16GB) DDR5 SODIMM in quad-channel

D. 16GB (1x16GB) DDR5 in single-channel

正解: B

質問 7

A company is designing a data center environment where a critical requirement is highly available computing.
Which of the following types of memory should an administrator choose to install in the servers?

A. ECC

B. Dual-channel

C. DDR5

D. DDR4

正解: A

解説: (PassTest メンバーにのみ表示されます)

質問 8

A technician is creating a new RAID array for a customer After interviewing the customer, the technician decides to implement a RAID array of striping without parity. Which of the following reasons would lead the technician to choose striping without parity instead of striping with parity?

A. Uptime is the customer's biggest concern

B. Speed is the most important consideration.

C. Redundancy and speed are equally important

D. Available storage space needs to be maximized

正解: B

解説: (PassTest メンバーにのみ表示されます)

質問 9

Which of the following cable types can be used to transfer data and video?

A. DisplayPort

B. HDMI

C. VGA

D. USB-C

正解: D

解説: (PassTest メンバーにのみ表示されます)

質問 10

A customer reports slow network speeds. Which of the following components is most likely failing?

A. RAM

B. HDD

C. NIC

D. CPU

正解: C

解説: (PassTest メンバーにのみ表示されます)

質問 11

Which of the following combinations of specifications and frequencies delivers the greatest speed and compatibility for lot devices?

A. G and 5GHz

B. A and 5GHz

C. Band 2.4GHz

D. N and 2.4GHz

正解: D

解説: (PassTest メンバーにのみ表示されます)

質問 12

When installing a network printer, a technician needs to ensure the printer is available after a network is restarted. Which of the following should the technician set up on the printer to meet this requirement?

A. Wi-Fi on the printer

B. Dynamic addressing

C. Private address

D. Static IP address

正解: D

解説: (PassTest メンバーにのみ表示されます)

質問 13

A field technician for an airport receives a support ticket that states customers are having issues viewing a screen that displays information about departing flights. While checking the case history, the technician sees that all flight information screens were recently moved when the terminal gates were remodeled. Which of the following actions should the technician perform after verifying the screen has power?

A. Check to see if the device outputting the data is turned on.

B. Swap cables with a screen that works.

C. Determine if the screen is compatible with the output device.

D. Ensure the input connections to the screen are secure.

正解: D

解説: (PassTest メンバーにのみ表示されます)

質問 14

Which of the following is a method that can be used to securely connect a remote user's laptop to a corporate server?

A. SSL

B. WAN

C. DHCP

D. VPN

正解: D

解説: (PassTest メンバーにのみ表示されます)

質問 15

When a user powers on a computer, the fans start, but the machine does not POST. Which of the following is the first step a technician should take to troubleshoot this issue?

A. Test the power supply.

B. Modify the BIOS settings.

C. Check the PCIe cards.

D. Replace the motherboard.

正解: A

解説: (PassTest メンバーにのみ表示されます)

CompTIA A+ Certification Exam: Core 1 - 220-1101 模擬練習