Pass the CompTIA A+ 220-1201 Questions and answers with ValidTests

NFC (Near-Field Communication)operates atvery short ranges usually less than 4cm, and is ideal for quick, secure transactions like contactless payments.Bluetoothsupportslonger ranges (up to 10 meters or 32 feet)and is suited for ongoing connections like wireless headsets or file transfers.

Option A:Bluetooth is faster for large file transfers.

Option B:NFC usesless power, not more.

Option C:NFC doesnotrequire pairing Bluetooth does.

CompTIA A+ Core 1 Exam Objective Reference:

Objective 1.5: Given a scenario, connect and configure accessories and ports of mobile devices.

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Abulging tablet casingis a classic sign of aswollen lithium-ion battery, often caused by age, overheating, or overcharging. This is adangerous condition, as swollen batteries can rupture or catch fire. It also explains why the tablet only works when plugged in the battery is no longer holding a charge.

Option A:Power supply issues wouldn’t cause physical bulging.

Option B:A bad charge port wouldn’t cause screen damage or physical distortion.

Option D:A broken screen could cause display issues, but not the bulging chassis.

CompTIA A+ Core 1 Exam Objective Reference:

Objective 1.4: Given a scenario, configure settings and use cases for laptops and mobile devices.

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Port 3389 is used by the Remote Desktop Protocol (RDP) for remote desktop connections in Windows environments. This port allows remote control and management of systems across the network.

Dedicated resources (sometimes called single-tenant or bare metal) guarantee that physical hardware is allocated exclusively to one customer and not shared.

From CompTIA A+ 220-1101 Official Study Guide, Objective 3.7 – Cloud deployment models:

“Dedicated resources ensure data isolation at the hardware level for compliance and security.”

Verified Source:

CompTIA A+ Core 1 (220-1101) Official Study Guide, Chapter 3: Cloud Deployment

CompTIA Exam Objectives 220-1101, Domain 3.7

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The system date/time is maintained by the CMOS battery when the PC is powered off. If this battery fails, time resets will occur. Additionally, since the system is connected to a UPS, ensuring the UPS is functioning correctly (i.e., the backup power source) is essential.

Mobile Device Management (MDM) allows IT departments to enforce compliance controls, such as restricting the installation of unapproved software, on laptops and mobile devices.

Why Not A (EDR): Endpoint Detection and Response focuses on detecting and mitigating security threats, not compliance controls.

Why Not B (VPN): Virtual Private Networks provide secure connections but do not enforce software installation policies.

Why Not D (SaaS): Software as a Service refers to software delivery models and does not enforce compliance controls.

CompTIA A+ Exam Reference: Core 2 (220-1102), Section 2.7, device management and security​.

A crimper is specifically used to attach RJ45 connectors to the ends of network cables. It pressesthe connector pins into the cable's wires, establishing a secure electrical connection. A punchdown tool is used for wiring patch panels or keystone jacks, not for attaching connectors.

Single-mode fiber (as well as multi-mode fiber) transmits data using beams of light, allowing for high-speed data transfer over flexible fiber-optic cables.

From CompTIA A+ 220-1101 Official Study Guide, Objective 2.1 – Networking media:

“Fiber optic cables transmit data using light. Single-mode fiber is used for long-distance, high-speed communication.”

Verified Source:

CompTIA A+ Core 1 (220-1101) Official Study Guide, Chapter 2: Networking Media

CompTIA Exam Objectives 220-1101, Domain 2.1

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Gaming laptops prioritize speed, low latency, fast read/write times, and quick loading. CompTIA A+ explains that NVMe M.2 SSDs provide the fastest consumer storage available due to their use of the PCIe bus, which delivers significantly higher performance compared to SATA-based drives.

HDDs (Options A and C) are mechanical and have slow seek times, making them unsuitable for high-performance gaming. SAS SSDs (Option D) are enterprise-grade, rarely used in laptops, and require SAS controllers not found in consumer systems.

Thus, a 512GB NVMe M.2 SSD offers the best performance, fastest boot times, rapid texture loading, and optimal gaming responsiveness fully aligning with A+ hardware performance recommendations.

RAID 0 (striping) provides the fastest read (and write) speeds at the lowest cost, as all disk capacity is used for storage and performance. However, it offers no redundancy.

From CompTIA A+ 220-1101 Official Study Guide, Objective 3.4 – RAID types:

"RAID 0 stripes data across multiple disks, offering the best performance and lowest cost but no fault tolerance."

Verified Source:

CompTIA A+ Core 1 (220-1101) Official Study Guide, Chapter 3: RAID Levels

CompTIA Exam Objectives 220-1101, Domain 3.4

Mobile Device Management (MDM) enables administrators to enforce controls on enterprise devices, such as restricting apps, ensuring compliance, and remotely managing security policies.

Why Not B (MFA): Multi-Factor Authentication secures user access but does not control device configurations.

Why Not C (VPN): VPN secures communication but does not enforce device controls.

Why Not D (SSL): SSL secures data in transit but does not provide device management.

CompTIA A+ Exam Reference: Core 2 (220-1102), Section 2.7, device management concepts​.

If a print spooler crashes specifically with one application and no issue occurs on other systems, the most likely root cause is a bug within that specific application. Restarting the spooler and reinstalling drivers resolves system-wide or hardware-related issues not app-specific failures. This indicates the application may be sending malformed print data.

Comprehensive and Detailed Explanation From Exact Extract:

PIN printing (also known as secure printing) ensures that documents are held in a queue until the authorized user enters a PIN directly at the printer. This prevents unauthorized viewing of confidential documents.

Identifying changes made to the system is the next step to troubleshoot why an application no longer launches, as recent changes often cause such issues.

Why Not A (Research the symptoms): Research is broader and should come after identifying changes.

Why Not C (Determine which steps need to be performed): This comes after identifying the issue.

Why Not D (Check the vendor's website): This is a later step if further guidance is needed.

CompTIA A+ Exam Reference: Core 2 (220-1102), Section 3.1, troubleshooting methodology​.

Comprehensive and Detailed Step-by-Step Explanation:

LC Connector (Lucent Connector):

LC is a type of fiber optic connector commonly used in optical networking cables. It is small, compact, and widely used for high-speed data transfer over fiber optic networks.

LC connectors are specifically designed for fiber optic cables, making them the correct answer.

Incorrect Options:

A. RJ45: RJ45 connectors are used for Ethernet cables (twisted-pair copper cabling) and are not compatible with optical networking cables.

C. USB-C: USB-C is a connector type used for general-purpose data transfer, charging, and video output, not for optical networking.

D. Lightning: Lightning connectors are proprietary to Apple devices and are not used in optical networking.

Key Takeaway:

The LC connector is specifically designed for fiber optic cables, making it the correct answer for optical networking.