2021 CompTIA A+ Certification 220-1001 Study Guide
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Share some CompTIA A+ 220-1001 exam questions and answers below.
Which of the following technologies is commonly used as a close-proximity frequency that is able to provide payments wirelessly?A.Magnetic stripe
B.NFC
C.Bluetooth
D.Zigbee
Answer : D
A technician is troubleshooting remote access to a surveillance system. The system is accessible via LAN but not over the Internet. The firewall settings are correct, and traffic is passing from the Internet. Which of the following is MOST likely causing the issue?
A.DDNS
B.Subnet mask
C.MTU
D.Default gateway
Answer : A
A customer has procured extra money in the budget for a new server. The customer wants to update the infrastructure so devices will be matched against a database of company assets and allowed or denied access to resources on the network. Which of the following server types should a technician install?
A.Proxy
B.Syslog
C.Authentication
D.DNS
Answer : C
Ann, a technician, is examining a video projector that consistently produces a very dim image. Ann tries to adjust the brightness, but it does not resolve the issue. Which of the following actions will MOST likely fix the issue?
A.Increasing the image quality
B.Replacing the bulb
C.Lowering the contrast setting
D.Adjusting the keystone
Answer : B
Ann, an end user, has a tablet she uses for clients to sign documents. Ann charges the tablet after each use. One day, she notices the tablet will no longer power on. Which of the following should a technician do FIRST to troubleshoot this issue?
A.Perform a reset of the tablet.
B.Replace the tablet.
C.Insert a new battery.
D.Try a different charger.
Answer : D
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