CompTIA 220-1101 CompTIA A+ Certification Exam: Core 1 Online Training
CompTIA 220-1101 Online Training
The questions for 220-1101 were last updated at Feb 20,2025.
- Exam Code: 220-1101
- Exam Name: CompTIA A+ Certification Exam: Core 1
- Certification Provider: CompTIA
- Latest update: Feb 20,2025
A technician recently discovered me root cause of an application error that several users have been experiencing.
The technician updated the configurations on the affected machines and verified full functionality was restored for all users, which of the following actions should the technician perform NEXT?
- A . Write a knowledge base article in the ticketing software to expedite future Incidents.
- B . Submit a bug report to the developer of the application, along with the steps taken to resolve the Issue.
- C . Work with the developer to proactively collect the application logs to identify future errors of this type.
- D . Send an email communication to the company about the issue and the steps taken to resolve it.
A technician recently discovered me root cause of an application error that several users have been experiencing.
The technician updated the configurations on the affected machines and verified full functionality was restored for all users, which of the following actions should the technician perform NEXT?
- A . Write a knowledge base article in the ticketing software to expedite future Incidents.
- B . Submit a bug report to the developer of the application, along with the steps taken to resolve the Issue.
- C . Work with the developer to proactively collect the application logs to identify future errors of this type.
- D . Send an email communication to the company about the issue and the steps taken to resolve it.
A user has decided to build a new computer with parts purchased from a popular online vendor The user has referenced online resources to assemble the unit. However, when the user presses the power button, the new computer does not load the operating system’s installer. Instead, the onboard speaker beeps and immediately reports an issue on the screen.
Which of the following is the MOST likely issue with the new build?
- A . The user did not plug in the processor’s fan.
- B . The user did not apply thermal paste to the CPU.
- C . The user did not seat the GPU correctly.
- D . The user did not install the power supply.
A technician is implementing a SOHO wireless solution with three access points.
Which of the following actions would avoid high latency?
- A . Enabling and configuring a 5GHz antenna
- B . Configuring separate IP ranges
- C . Enabling multiple SSIDs
- D . Configuring all devices with different channels
While implementing a non-carrier-grade wireless backhaul, a technician notices the current channel selection is extremely polluted with various RF signals. Upon performing a spectral analysis, the technician discovers a channel containing almost no RF pollution.
Unfortunately, the technician is unable to select that channel.
Which of the following is the MOST likely reason for this issue?
- A . The channel is reserved for licensed band use.
- B . The channel selection is defective; contact the manufacturer.
- C . The channel must be unlocked by the vendor.
- D . The device requires a firmware update to unlock the channel.
A technician is troubleshooting a projector that will not display any Images. The technician has verified the computer output and cable are providing a good video signal.
Which of the following should the technician do NEXT?
- A . Calibrate the image.
- B . Replace the bulb.
- C . Test the output resolution.
- D . Clean the fans.
A technician is troubleshooting a smartphone that has a large dark area on the screen. The screen has no damage to Indicate that It is cracked.
Which of the following BEST describes why a blot Is on the screen?
- A . Digitizer damage
- B . Improper charging
- C . Ambient light sensor damage
- D . Liquid damage
A technician identified an issue on a workstation, obtained details from the user, and made a backup of the system.
Which of the following should the technician do NEXT?
- A . Determine the next steps to resolve the issue and document it.
- B . Design a plan of action to resolve the issue and implement the solution.
- C . Document the findings, actions, and outcomes.
- D . Establish a theory of probable cause, researching internally or externally as needed.
A user attempted to install an application on a desktop, and the installation attempt failed. A technician compares these installation files to those on another user’s machine and finds the files are different.
Which of the following should the technician do NEXT?
- A . Attempt to reinstall the application.
- B . Verify the system functionality.
- C . Test the functionality of the antivirus.
- D . Complete the final report.
- E . Determine the source of the installation file.
Which of the following standards supports MIMO technology?
- A . 802.11a
- B . 802.11b
- C . 802.11g
- D . 802.11n
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