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Vendor: CompTIA
Certifications: A+
Exam Name: CompTIA A+ Certification Exam
Exam Code: 220-801
Total Questions: 1110 Q&As
QUESTION 1
After upgrading a customer’s motherboard and CPU, the PC will not boot. The technician can hear a single long beep lasting 4-5 seconds. This beep repeats until the unit is powered off. Which of the following is the MOST likely cause of this alarm?
A. The technician has shorted out the motherboard.
B. The technician has not properly seated the RAM.
C. The technician has not connected the keyboard.
D. The power supply is insufficient for the upgrade.
Correct Answer: B
QUESTION 2
A user has a virtual machine that is running slowly and needs to increase performance. Which of the following components, when upgraded, would have the MOST significant impact?
A. RAM
B. Video card
C. Optical drive
D. Cooling
Correct Answer: A
QUESTION 3
A user has requested a technician to upgrade a small form factor open source PC to facilitate video capture. Which of the following should be used?
A. IDE sound card
B. PCIe video card
C. Riser card
D. PS/2 adapter
Correct Answer: C
QUESTION 4
Under normal circumstances, which of the following wireless standards provides the slowest transfer speed at 2.4GHz? 220-801 dumps
A. 802.11a
B. 802.11b
C. 802.11g
D. 802.11n
Correct Answer: B
QUESTION 5
A brownout has occurred within a building. A technician is repairing a workstation which has a power light, but is not displaying anything on the screen and is not making any sounds during boot up. Which of the following should be used to further troubleshoot the workstation?
A. Loop back plug
B. POST card
C. Power supply tester
D. Multimeter
Correct Answer: B
QUESTION 6
A user, Ann, logs in to her computer and receives an error that states “this IP address is already in use”. All computers are assigned dynamic IP addresses. When following best practices, which of the following commands should the technician run? (Select TWO).
A. ipconfig
B. ipconfig /release
C. ipconfig /flushdns
D. ipconfig /renew
E. ipconfig /?
F. ipconfig /all
Correct Answer: BD
QUESTION 7
A technician has noticed that a client has an unsecured wireless network. Which of the following is the BEST security encryption type to protect the wireless network from intrusion?
A. WEP2
B. WEP
C. WPA2
D. WPS
Correct Answer: C
QUESTION 8
A user reports that the mouse is not working properly. The technician notices on the user’s workstation that the mouse cursor spins for several minutes before the technician can use the mouse. Which of the following is the cause of the issue?
A. Failed Operating System
B. Faulty mouseC. Faulty CPU
D. Not enough memory
Correct Answer: D
QUESTION 9
A technician is notified that a laptop is not booting. It is discovered that there are no system lights, sounds, or display when the power button is pressed. Which of the following should the technician attempt FIRST in the troubleshooting process?
A. Connect an external monitor into the laptop to determine if the LCD has failed.
B. Boot the system from either a boot CD or other removable media type.
C. Disconnect the AC and battery power and hold the power button for several seconds.
D. Remove any hard drives or optical drives, RAM, and any wireless cards or USB devices from the laptop.
Correct Answer: C
QUESTION 10
A technician receives a report from a client that is having issues with colors on a monitor. 220-801 dumps The technician notices that the monitor does not appear to have any red hues. The technician sees that the monitor has two types of inputs, VGA is currently in use, and the HDMI cable is not. The technician powers down the system and switches from using the VGA cable to the HDMI cable and the issue is resolved. Which of the following was MOST likely the issue?
A. One of the pins on the VGA cable was damaged.
B. The monitor did not natively support VGA input.
C. The PC was originally configured to output to HDMI.
D. The video card drivers were out of date.
Correct Answer: A
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