- (Topic 1)
A user reports that the printouts from a laser printer have lines and smudges on them. The printer is also intermittently misfeeding the paper. Which of the following components should a technician replace to address this issue?
Correct Answer:
B
Comprehensive and Detailed In-Depth Explanation:
Amaintenance kitfor a laser printer often includesrollers, fuser, and other partsthat wear out over time. If the printer issmudging and misfeeding, it's a sign thatmultiple components are failing, which a maintenance kit is designed to resolve.
✑ Option A (Fuser):May cause smudging if it's not heating correctly, but it won??t
resolve paper misfeeds alone.
✑ Option C (Corona wire):Can cause poor image quality if dirty but doesn??t affect paper feeding.
✑ Option D (Toner cartridge):Can cause streaks if defective, but not paper feed issues.
CompTIA A+ Core 1 Exam Objective Reference:
✑ Objective 3.4: Given a scenario, install and configure printers.
- (Topic 1)
Which of the following services is used to allocate IP addresses in an enterprise-wide environment?
Correct Answer:
D
Dynamic Host Configuration Protocol (DHCP) is a network service used to automatically assign IP addresses and other network configuration details (such as subnet masks and default gateways) to devices on an enterprise-wide network.
Why Not A (DNS): DNS resolves domain names to IP addresses but does not allocate IP addresses.
Why Not B (Syslog): Syslog is used for logging system events, not IP address management.
Why Not C (Telnet): Telnet is a protocol for remote access, not for IP allocation. CompTIA A+ Exam Reference: Core 1 (220-1201), Section 2.6, DHCP concepts.
- (Topic 1)
When turning on a workstation, a technician observes the following message: "Bootable device not found."
The technician verifies the correct boot order in the BIOS. Which of the following steps should the technician take next?
Correct Answer:
B
Comprehensive and Detailed In-Depth Explanation:
If the system reports??Bootable device not found??, and the BIOS is configured correctly, the next step is torun diagnostics on the hard driveto check for physical or logical failure. It could be a sign of afailing drive or corrupt boot sector.
✑ Option A:Reformatting the drive would erase data — not a diagnostic step.
✑ Option C:RAM does not affect whether a drive is bootable.
✑ Option D:Replacing the drive should only be doneafter diagnostics confirm failure. CompTIA A+ Core 1 Exam Objective Reference:
✑ Objective 3.5: Given a scenario, troubleshoot problems related to storage devices.
- (Topic 1)
Each lime a user ties to print, the paper becomes stuck at the last stage of the print job and the user has to poll me paper out of the printer. Which of the following is me most likely cause?
Correct Answer:
A
If paper gets stuck at the last stage of printing, the rollers responsible for moving the paper through the printer are likely worn out or dirty.
Why Not B (Tray assembly): The tray assembly manages paper loading, not feeding during the print process.
Why Not C (Toner): Toner is unrelated to paper jams.
Why Not D (Printhead): Printheads manage ink/toner distribution, not paper movement. CompTIA A+ Exam Reference: Core 2 (220-1102), Section 4.6, printer troubleshooting.
- (Topic 1)
Which of the following technologies best allows a phone to connect to a point-of-sale terminal for wireless payments?
Correct Answer:
B
Comprehensive and Detailed Explanation From Exact Extract:
Near-field communication (NFC) is a short-distance wireless communication method widely used in mobile payment systems like Apple Pay and Google Pay. Simply placing the device near a compatible terminal initiates the payment process.
Reference: "Mike Meyers' CompTIA A+ Certification All-in-One Exam Guide" – Chapter 24, page 1022.
