- (Topic 1)
Users are complaining that the audio from a presenter is choppy and unintelligible Which of the following is causing the issue?
Correct Answer:
D
Choppy or unintelligible audio is typically caused by issues with the microphone, such as poor quality, hardware defects, or misconfiguration.
Why Not A (Webcam): The webcam handles video, not audio.
Why Not B (Digitizer): A digitizer relates to touchscreens, not audio. Why Not C (Inverter): Inverters manage power for displays, not audio.
CompTIA A+ Exam Reference: Core 1 (220-1201), Section 3.6, audio troubleshooting.
- (Topic 1)
Which of the following is the best to use when testing a file for potential malware?
Correct Answer:
D
Comprehensive and Detailed Explanation From Exact Extract:
A sandbox is a secure, isolated environment used to test potentially harmful software or code. It prevents the software from affecting the main system, allowing safe malware testing. Thismethod is standard in cybersecurity best practices.
Reference: "CompTIA A+ Certification All-in-One Exam Guide" by Mike Meyers – Chapter 28, page 1230.
- (Topic 1)
A user is receiving many unsolicited emails. Which of the following controls can be configured to best reduce these types of emails?
Correct Answer:
B
A spam gateway filters unsolicited emails at the server level, significantly reducing spam before it reaches user inboxes.
Why Not A (Load balancer): Load balancers distribute traffic but don??t filter spam. Why Not C (Mail forwarding): Forwarding doesn??t filter spam.
Why Not D (Proxy servers): Proxies control web traffic, not email filtering.
CompTIA A+ Exam Reference: Core 2 (220-1102), Section 2.10, email security controls.
SIMULATION - (Topic 2)
A user reports poor performance on the application server.
INSTRUCTIONS
Click on Server 1 and Server 2 and review the information presented in each chart to determine which drives need to be replaced.
Select the appropriate replacement drive that should be used, for the least performance degradation to the server.
If at any time you would like to bring back the initial state of the simulation, please click the
Reset All button.
Solution:
The degraded status on Server 2 indicates a RAID-5 issue, typically due to a failed or failing drive. In RAID-5 configurations, when one drive fails, the system can still operate but with reduced performance as parity data is used to rebuild missing data on-the-fly. Recommended Replacement Drive:
To minimize performance degradation, the replacement drive should be:
SAS HDD with the same specifications (64KB stripe size, no read-ahead, and write-back policy).
Matching the configuration exactly ensures seamless integration and optimizes recovery speed in the RAID-5 array.
In RAID-5, degraded performance is expected when one drive fails, as parity data needs to rebuild missing information during each read/write process. Replacing the failed drive restores the RAID array to optimal status, reducing the load on existing drives and returning the system to normal read/write performance. The write-back policy and disabled disk cache settings are designed to reduce latency and increase efficiency, essential for handling real-time applications.
A user reports poor performance on the application server.
INSTRUCTIONS
Click on Server 1 and Server 2 and review the information presented in each chart to determine which drives need to be replaced. Select the appropriate replacement drive that should be used, for the least performance degradation to the server.
A computer server with many black and silver parts
AI-generated content may be incorrect.A computer server with many black boxes Description automatically generated with medium confidence
A screen shot of a computer
AI-generated content may be incorrect.A screen shot of a computer Description automatically generated
A computer screen shot of a computer
AI-generated content may be incorrect.A computer screen shot of a computer Description automatically generated
A computer screen shot of a computer
AI-generated content may be incorrect.A computer screen shot of a computer Description automatically generated
A computer screen shot of a computer
AI-generated content may be incorrect.A computer screen shot of a computer Description automatically generated
A screenshot of a computer
AI-generated content may be incorrect.A screenshot of a computer Description automatically generated
A screenshot of a computer
AI-generated content may be incorrect.A screenshot of a computer Description automatically generated
Does this meet the goal?
Correct Answer:
A
- (Topic 1)
An end user's domain password expires while they are working from home. The end user tries to reset the password using Ctrl+Alt+Delete and then receives the following message:
Configuration information could not be read from the domain controller, either because the machine is unavailable or because access is denied.
Which of the following will resolve this issue?
Correct Answer:
B
Comprehensive and Detailed In-Depth Explanation:
To change adomain passwordfrom a remote location, the system must communicate with thedomain controller. Since the user is working from home, they need toconnect to the corporate VPNto establish that secure connection. Without it, the password change cannot be authenticated.
✑ Option A:Restarting will not resolve the lack of connection to the domain controller.
✑ Option C:Resetting the password in AD could help, but doesn??t let the user reset it themselves.
✑ Option D:The user may already be on Wi-Fi; the issue is with connecting to thecorporate network, not local.
CompTIA A+ Core 1 Exam Objective Reference:
✑ Objective 1.6: Given a scenario, configure basic mobile device network connectivity and application support.
===========