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3551 soru

Tüm türler3,551Çoktan seçmeli1,809Çoklu seçim786Sayısal12Eşleştirme521Sıralama423
Soru 2261Soru →

An IT technician is deploying workstation privacy filters and configuring automated screen-lock timeouts for desktop computers located in the patient check-in area of a medical facility. These systems are regularly used to view treatment schedules and diagnostic records. Which of the following compliance regulations primarily mandates these safeguards to protect Protected Health Information (PHI)?

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Cevap: HIPAA (Health Insurance Portability and Accountability Act)

Cevap

HIPAA (Health Insurance Portability and Accountability Act)
HIPAA (Health Insurance Portability and Accountability Act) is the regulatory standard that governs the protection of Protected Health Information (PHI). Implementing physical controls like privacy filters and technical controls like automated screen-lock timeouts ensures compliance with HIPAA rules for workstations handling medical data.

Adım Adım Çözüm

1
Identify the data type described in the scenario
The workstation displays treatment schedules and diagnostic records, which are classified as Protected Health Information (PHI).
Determining the classification of data is required to identify the relevant privacy regulation.
2
Evaluate compliance frameworks against PHI technical and physical security requirements
HIPAA governs PHI protection and requires physical controls (privacy screens) and technical controls (auto screen locks).
Matching the administrative/technical control to the governing regulation identifies HIPAA as the required standard.

Anahtar Kavram

Data Privacy Regulations and Scope (HIPAA / PHI)
Tahmini Süre:1m 0s
Soru 2262Soru →

A technician is configuring a corporate laptop running Windows 11 Pro to comply with security policies. The technician needs to manage stored domain authentication credentials for network shares and configure full-volume disk encryption settings using Control Panel applets. Which of the following utilities should the technician open to complete these tasks? (Select TWO.)

Geçerli olan tümünü seçin

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Cevap: BitLocker Drive Encryption; Credential Manager

Cevap

BitLocker Drive Encryption and Credential Manager
BitLocker Drive Encryption is the Control Panel utility used to configure and manage drive volume encryption. Credential Manager is the Control Panel utility used to store, edit, and remove saved authentication credentials for network locations and websites.

Adım Adım Çözüm

1
Identify the requirement for full-volume disk encryption
Select BitLocker Drive Encryption applet in Control Panel
BitLocker Drive Encryption allows configuring drive encryption status and managing recovery keys on supported Windows editions.
2
Identify the requirement for managing stored network authentication credentials
Select Credential Manager applet in Control Panel
Credential Manager stores and manages network logins, certificates, and Windows credentials.

Anahtar Kavram

Windows Control Panel applet functions for security and identity management
Soru 2263Soru →

A web developer uses a Windows 11 desktop workstation to build enterprise web tools. The developer needs to evaluate how these tools perform natively across different operating systems, including Linux and macOS builds, without acquiring additional desktop computer hardware or altering the existing host operating system installation. Which of the following client-side virtualization purposes best addresses the developer's operational requirement?

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Cevap: Cross-platform application testing

Cevap

Cross-platform application testing
Cross-platform application testing allows developers and technicians to host multiple different guest operating systems (such as Linux or macOS) inside virtual machines on a single host computer. This enables safe, simultaneous compatibility testing without altering the host OS or purchasing separate physical computers.

Adım Adım Çözüm

1
Analyze the operational requirements provided in the scenario
Identified key requirements: testing application rendering across multiple target operating systems (Linux and macOS) on a single Windows 11 host PC without buying dedicated hardware or re-imaging the host OS.
Understanding the constraint of single-host hardware and host OS preservation narrows down the virtualization purpose.
2
Evaluate client-side virtualization use cases against the identified requirements
Running guest operating systems (e.g., Linux, macOS) in local virtual machines hosted by Type 2 hypervisors on a Windows PC directly fulfills cross-platform testing needs.
Client-side virtualization enables developers to launch multiple distinct operating system environments simultaneously on one physical computer.

Anahtar Kavram

Client-Side Virtualization Purposes and Use Cases
Soru 2264Soru →

An IT technician is resolving an issue where a workstation intermittently drops wireless network connectivity following a recent system update. Place the following troubleshooting steps performed by the technician in the correct sequential order according to the standard CompTIA troubleshooting methodology.

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Cevap

The correct order follows the standard CompTIA troubleshooting methodology: 1) Interview the user and check update history (Identify the problem), 2) Formulate a hypothesis regarding the driver update (Establish a theory of probable cause), 3) Roll back the driver to test if the issue resolves (Test the theory), 4) Run continuous throughput tests (Verify full system functionality), and 5) Log the resolution details in the ticketing system (Document findings, actions, and outcomes).
The standard CompTIA 6-step troubleshooting methodology follows a mandatory sequence: 1. Identify the problem (interviewing the user and reviewing logs), 2. Establish a theory of probable cause (hypothesizing driver issues), 3. Test the theory to determine cause (rolling back the driver), 4. Establish a plan of action / implement solution, 5. Verify full system functionality (running throughput tests), and 6. Document findings, actions, and outcomes (logging details into the database).

Adım Adım Çözüm

1
Identify the problem
Interviews the user and reviews update logs to gather symptoms and context.
Troubleshooting must always begin by gathering background information and identifying symptoms.
2
Establish a theory of probable cause
Formulates a hypothesis that the updated wireless driver is causing drops.
After gathering information, the technician considers potential causes starting with recent changes.
3
Test the theory to determine cause
Rolls back the driver to test whether connectivity stabilizes.
Testing the theory determines if the suspected cause is indeed the actual root cause.
4
Verify full system functionality
Performs continuous throughput tests to confirm stability.
Verification ensures the issue is completely resolved and system functionality is fully restored.
5
Document findings, actions, and outcomes
Logs the complete resolution process into the ticketing database.
Documentation records the solution for future reference and completes the incident lifecycle.

Anahtar Kavram

CompTIA 6-Step Troubleshooting Methodology
Soru 2265Soru →

A desktop technician needs to ensure that previously deleted sensitive files on an NTFS volume (drive D:) cannot be recovered using forensic tools. Active files currently stored on drive D: must remain intact and accessible. Which command-line utility and switch combination should the technician execute?

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Cevap: cipher /w:D:

Cevap

The technician should run cipher /w:D: to overwrite unallocated disk space without affecting existing active files.
Running cipher /w:D: causes Windows to overwrite all unallocated space on drive D: with zeroes, ones, and random data. This permanently prevents forensic recovery of deleted files without modifying or removing active files currently stored on the drive.

Adım Adım Çözüm

1
Determine the administrative requirement
Permanently sanitize unallocated space containing deleted sensitive files on volume D: while keeping active data untouched.
Standard deletion leaves file data in unallocated clusters until overwritten, creating a data security risk.
2
Select the appropriate native Windows command-line tool and flag
Execute cipher /w:D:
The /w switch of the cipher utility overwrites all deallocated space on the targeted drive in three passes (zeroes, ones, and random numbers).

Anahtar Kavram

Sanitizing unallocated disk space using the Windows cipher /w command
Soru 2266Soru →

Match each virtual network adapter configuration mode to its corresponding network connectivity and security characteristic.

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Öğeler

Bridged Mode
NAT (Network Address Translation) Mode
Host-Only Mode
Internal / Isolated Mode

Eşleşmeler

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Cevap

Bridged Mode pairs with direct physical network connection and unique IP assignment; NAT Mode pairs with shared host IP outbound access; Host-Only Mode pairs with restricted host-to-guest networking without external access; Internal / Isolated Mode pairs with strict VM-to-VM traffic isolation blocking host and physical network access.
Bridged mode acts as an independent network device on the physical local network. NAT mode routes traffic out using the host's IP address while keeping the VM off the local physical broadcast domain. Host-Only mode allows VMs and the host system to interact on an isolated private loop without external internet access. Internal/Isolated mode strictly confines network traffic to virtual machines on the same hypervisor, isolating even the host operating system.

Adım Adım Çözüm

1
Identify the network mode that exposes the VM directly onto the physical network.
Bridged Mode functions as a virtual switch port on the physical LAN, receiving an IP address on the physical subnet.
Bridged configuration binds the virtual network interface directly to the host's physical network adapter.
2
Identify the network mode providing internet access while hiding the guest behind the host's IP address.
NAT Mode translates guest network traffic using the host system's IP address.
NAT provides single-IP masquerading and basic inbound security for the virtual machine.
3
Differentiate between network modes restricting external physical connectivity.
Host-Only Mode permits guest-to-host and guest-to-guest communication, whereas Internal Mode isolates guests strictly from both the external network and the host OS.
Host-Only includes a virtual network adapter on the host, while Internal mode removes host OS adapter binding entirely.

Anahtar Kavram

Virtual Network Interface Card (vNIC) Operational Modes and Security Isolation Boundaries
Soru 2267Soru →

A technician is installing a high-performance PCIe x4 NVMe M.2 solid-state drive into an M.2 connector on a motherboard. Although the drive fits physically into the slot, the system's UEFI/BIOS fails to detect the storage device during POST. The technician reviews the motherboard manual and notices that the specific M.2 slot is designated for SATA protocol only. Which of the following best explains why the drive is not functioning?

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Cevap: The M.2 connector on the motherboard lacks the required PCIe bus wiring for NVMe data transfer despite sharing a physical form factor format.

Cevap

The M.2 connector on the motherboard lacks the required PCIe bus wiring for NVMe data transfer despite sharing a physical form factor format.
The correct option correctly identifies that while M.2 defines the physical size and connector format, motherboard M.2 slots are individually wired to specific bus protocols. An M.2 slot wired solely for SATA cannot communicate with an NVMe drive that relies on PCIe controller lines.

Adım Adım Çözüm

1
Analyze the physical and logical interfaces described in the scenario.
Identified that the M.2 NVMe drive fits mechanically, but the motherboard documentation states the slot is wired strictly for the SATA protocol.
M.2 slots specify physical shape and keying, but the underlying data lines connected to the slot determine protocol compatibility (PCIe vs. SATA).
2
Evaluate the cause of non-detection in UEFI/BIOS.
An NVMe drive relies on PCIe lanes to communicate with the host controller. Because the slot only provides SATA bus communication lines, the NVMe drive cannot be recognized.
Physical compatibility does not guarantee electrical protocol compatibility on motherboard expansion slots.

Anahtar Kavram

M.2 Form Factor vs. Storage Protocols (SATA vs. NVMe)
Tahmini Süre:1m 15s
Soru 2268Soru →

A mobile user reports that their corporate smartphone is experiencing severe battery drain, sending unauthorized SMS messages, and displaying certificate warning pop-ups. A technician determines that an untrusted configuration profile was installed via a phishing link.

Place the following incident response and remediation steps in the correct chronological order to mitigate the threat and securely restore the device.

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Cevap

The proper sequence to remediate the compromised mobile device is: 1) Disconnect the device from all cellular and Wi-Fi networks, 2) Remove the malicious configuration profile and unapproved application from the mobile OS settings, 3) Perform a complete system antimalware scan and verify operating system integrity, and 4) Re-enroll the smartphone into the Enterprise Mobile Device Management (MDM) platform.
When troubleshooting mobile security incidents, containment must occur before remediation. First, isolating the device from Wi-Fi and cellular networks stops remote attack vectors and exfiltration. Next, removing the rogue profile and malicious application clears unauthorized settings and administrative rights. Then, scanning the device verifies eradication of hidden malicious components. Finally, re-enrolling the clean device into the Enterprise MDM reinstates trusted security profiles and access rights.

Adım Adım Çözüm

1
Isolate the compromised mobile device by placing it in Airplane mode or turning off Wi-Fi and cellular radios.
Network isolation stops outgoing malicious traffic, SMS exfiltration, and remote attacker commands.
Containment is always the first step in mobile security incident response.
2
Navigate to the OS management settings to uninstall the rogue profile and application.
The persistent unauthorized configurations and elevated permissions are removed from the system.
Eliminates the root cause of unauthorized system configuration changes.
3
Run full antimalware scanning and perform operating system file verification.
Verifies that the file system is clean and no hidden background processes remain.
Ensures complete eradication of malware before rejoining corporate systems.
4
Re-connect to secure provisioning and register the device with corporate MDM.
Corporate compliance policies, valid internal certificates, and access control settings are fully restored.
Re-establishes a trusted operational security baseline for company network access.

Anahtar Kavram

Mobile Device Security Incident Response Workflow
Soru 2269Soru →

An IT technician is attempting to connect an older legacy computer with only a DB-15 (VGA) output port to a newly installed monitor that features only an HDMI input port. The technician connects the two devices using a passive VGA-to-HDMI adapter cable, but the monitor displays a "No Signal" message. Which of the following best explains the reason for this issue?

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Cevap: VGA outputs an analog signal, whereas HDMI requires a digital signal; a passive cable cannot convert signal formats without an active powered converter.

Cevap

VGA outputs an analog signal, whereas HDMI requires a digital signal; a passive cable cannot convert signal formats without an active powered converter.
VGA outputs an analog signal, while HDMI requires a digital signal. A simple passive cable only changes the connector pin arrangement; it lacks the electronic components required to digitize an analog signal into an HDMI-compatible digital signal. To connect an analog VGA source to a digital HDMI display, an active converter box powered via USB or external power is required.

Adım Adım Çözüm

1
Identify the video output signal type of the computer port.
The DB-15 (VGA) port generates an analog video signal.
VGA is a legacy standard that transmits separate analog RGB voltage signals.
2
Identify the video input signal type of the monitor port.
The HDMI port requires a digital video signal.
HDMI relies on Transition-Minimized Differential Signaling (TMDS) digital streams.
3
Determine adapter requirements for signal conversion.
An active converter with a digital-to-analog or analog-to-digital processing circuit powered externally is required.
Passive adapter cables only reroute pins and cannot perform signal processing or digitization.

Anahtar Kavram

Passive vs. Active Video Signal Conversion (Analog VGA to Digital HDMI)
Soru 2270Soru →

An IT technician is servicing a direct thermal receipt printer at a retail point-of-sale station that is producing faint and streaky printouts. Which of the following maintenance steps should the technician take to resolve this issue and maintain the printer? (Select TWO.)

Geçerli olan tümünü seçin

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Cevap: Clean the thermal printhead using isopropyl alcohol and a lint-free swab.; Remove paper dust and residue from the paper feed roller assembly.

Cevap

The technician should clean the thermal printhead with isopropyl alcohol and remove paper dust from the paper feed rollers.
Direct thermal printers function by applying heat directly from the printhead heating elements onto specially coated heat-sensitive paper. Cleaning the printhead with isopropyl alcohol removes baked-on paper residue and wax, while cleaning the feed rollers ensures smooth, uniform paper progression across the heating element.

Adım Adım Çözüm

1
Inspect the thermal printer components.
Identified residue on the thermal printhead and paper dust on feed rollers causing faint, streaky prints.
Direct thermal printers rely on direct contact between clean heating elements, smooth roller traction, and heat-sensitive paper.
2
Clean the printhead and roller assembly.
Residue and paper debris are safely removed using isopropyl alcohol and lint-free swabs.
This restores proper heat conduction to the paper and ensures consistent paper feeding.

Anahtar Kavram

Thermal Printer Maintenance Procedures
Soru 2271Soru →

Five independent regional emergency medical service (EMS) agencies enter into a joint disaster response agreement. To coordinate real-time ambulance dispatching and shared medical supplies during multi-jurisdictional emergencies, the agencies jointly fund and access a cloud environment hosted by a third-party provider. Access is strictly limited to these five participating organizations under a shared regulatory compliance framework, and the general public cannot access the system. Which cloud deployment model is being utilized in this scenario?

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Cevap: Community cloud

Cevap

Community cloud
The correct answer is Community cloud because the infrastructure is shared exclusively among a group of organizations (the five EMS agencies) that have shared operational goals, common compliance requirements, and joint governance, while keeping the platform closed to the public.

Adım Adım Çözüm

1
Analyze the organizational structure and access boundaries in the scenario.
Multiple independent agencies (five EMS organizations) share access to a single cloud platform.
Identifying whether one or multiple organizations use the infrastructure helps distinguish private from multi-organizational models.
2
Evaluate the shared requirements and access restrictions.
The infrastructure serves shared goals (disaster coordination) and shared compliance needs, with access strictly forbidden to the general public.
A multi-tenant environment exclusive to a specific group with shared mission requirements defines a community cloud.
3
Match the observed attributes against cloud deployment model definitions.
The scenario describes a Community Cloud model.
Unlike public (open to all), private (single organization), or hybrid (mixture of deployment types), a community cloud serves a specific coalition of organizations.

Anahtar Kavram

Cloud Deployment Models - Community Cloud
Tahmini Süre:1m 15s
Soru 2272Soru →

A desktop technician is configuring standardized operating system security policies for remote laptops used by a financial services company. The laptops process live credit card transactions and manage personal records for customer accounts in the European Union. Which TWO of the following technical configurations must the technician enforce to maintain compliance with PCI-DSS and GDPR data privacy standards?

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Cevap: Enforcing full-disk storage encryption on all endpoint drives that store or process Cardholder Data (CHD) and Personal Identifiable Information (PII).; Configuring automated screen lock timeouts after a brief period of system inactivity.

Cevap

The technician must enforce full-disk storage encryption on endpoint drives storing CHD or PII and configure automated screen lock timeouts after inactivity.
Enforcing full-disk storage encryption satisfies PCI-DSS and GDPR mandates for safeguarding Cardholder Data (CHD) and EU customer Personally Identifiable Information (PII) at rest. Configuring automated screen lock timeouts satisfies physical access control requirements under PCI-DSS by preventing unauthorized access to unattended remote workstations.

Adım Adım Çözüm

1
Identify the data privacy frameworks applicable to the scenario.
Credit card handling requires PCI-DSS compliance, while European customer account management requires GDPR compliance.
Different regulatory bodies mandate specific technical and operational controls based on the data domain.
2
Evaluate technical endpoint protection controls.
Full-disk encryption protects data at rest (PCI-DSS and GDPR requirement), while automated screen locks restrict physical access during inactivity (PCI-DSS requirement).
Both practices fulfill standard regulatory safeguards for mobile and remote endpoints handling sensitive personal data.
3
Rule out non-compliant storage and retention practices.
Storing card CVV/CVC codes post-authorization violates PCI-DSS rules against retaining Sensitive Authentication Data, and retaining EU client records indefinitely violates GDPR storage limitation and erasure rights.
Understanding regulatory prohibitions prevents severe compliance violations.

Anahtar Kavram

Data Privacy and Compliance Regulations (PCI-DSS and GDPR Endpoint Controls)
Soru 2273Soru →

A desktop technician is upgrading a workstation by installing a dedicated 250 W graphics expansion card alongside a high-performance multi-core CPU. Which of the following steps must the technician take to ensure proper power delivery and overall system stability? (Select TWO.)

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Cevap: Calculate total power supply requirements by summing the peak power draw of all components including CPU and GPU, plus an overhead safety margin.; Connect dedicated 6+2 pin or 8-pin PCIe power cables directly from the power supply unit to the graphics card auxiliary power connectors.

Cevap

The technician must calculate total power requirements by summing the peak power consumption of all hardware components plus an overhead margin, and connect dedicated 6+2 pin or 8-pin PCIe auxiliary power cables directly from the power supply to the graphics card.
Accurately calculating PSU capacity requires summing peak consumption across all components including CPU and GPU with a safety overhead margin. Because PCIe expansion slots provide only up to 75 W, high-demand expansion cards must be connected directly to the PSU via 6+2 pin or 8-pin PCIe auxiliary power cables.

Adım Adım Çözüm

1
Calculate total system wattage demand.
Add the CPU wattage, graphics card peak draw (250 W), storage drives, and fan power, then apply a 20–30% overhead margin.
Ensures the power supply unit can handle peak transient power demands without shutting down.
2
Identify motherboard PCIe slot power limitations.
Recognize that the motherboard slot delivers up to 75 W maximum, leaving 175 W to be supplied separately.
High-end graphics cards cannot function on slot power alone.
3
Attach auxiliary PCIe power cables.
Connect dedicated 6+2 pin or 8-pin PCIe power leads directly from the PSU into the graphics card power headers.
Supplies dedicated +12V power directly to the card to fulfill its high wattage requirements.

Anahtar Kavram

PCIe expansion card auxiliary power requirements and PSU wattage capacity calculation
Soru 2274Soru →

An IT technician logs into a shared Windows workstation using a local administrator account to install a specialized document editor. The technician runs the setup executable using default wizard options, and the installation completes successfully. Later, a standard user logs into their own account on the same computer to use the software, but the application shortcut is missing and the executable cannot be located. Which of the following best explains why the application is unavailable to the standard user?

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Cevap: The installer defaulted to a per-user installation scope within the administrator's profile folder.

Cevap

The installer defaulted to a per-user installation scope within the administrator's profile folder.
When software installers run in per-user mode, application files are written to the active user's %LocalAppData% directory and Start Menu shortcuts are created only within that user's profile. Because the technician ran the wizard under the administrator account without selecting a system-wide ('Install for all users') option, the application remains completely hidden from other standard user accounts.

Adım Adım Çözüm

1
Analyze the installation context and symptoms
The application was installed by an administrator, but standard users on the same machine cannot view shortcuts or locate binary files.
Understanding where application files and shortcuts are stored identifies accessibility across multiple user profiles.
2
Differentiate between Per-User and Per-Machine installation scopes
Per-machine installations write to Program Files and All Users / Public shortcuts, making them available to everyone. Per-User installations write to %LocalAppData% and the specific user's Start Menu.
If installed per-user under the administrator's account, other profiles on the workstation will have no path or shortcut access to the software.
3
Select the correct root cause
The installer created a per-user deployment under the administrator account rather than a system-wide per-machine deployment.
Re-running setup with per-machine switches (or selecting 'Install for all users') resolves multi-user access issues.

Anahtar Kavram

Application Installation Scopes (Per-User vs. Per-Machine)
Tahmini Süre:1m 15s
Soru 2275Soru →

A field technician is servicing a high-volume enterprise laser printer when a large quantity of toner powder spills inside the internal chassis assembly. Which of the following tools should the technician use to safely cleanup the spilled toner while avoiding electrostatic discharge (ESD) damage and health hazards?

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Cevap: An ESD-safe specialized toner vacuum equipped with a high-efficiency particulate air (HEPA) filter

Cevap

An ESD-safe specialized toner vacuum equipped with a high-efficiency particulate air (HEPA) filter
The correct option is an ESD-safe specialized toner vacuum equipped with a HEPA filter. Fine toner powder builds up static electricity when moved through standard vacuum hoses, which can discharge into printer electronics and destroy components. An ESD-safe toner vacuum uses electrically conductive materials and specialized filtration to safely contain fine dust while preventing static discharge.

Adım Adım Çözüm

1
Identify the safety and environmental hazards associated with toner powder cleanup.
Recognize that toner powder consists of extremely fine carbon and plastic particles that easily become airborne and generate static electricity during friction.
Standard vacuums create static buildup that causes ESD damage to sensitive printer electronics, and standard filters fail to trap fine toner particles.
2
Select the proper tool designated for toner remediation.
Choose a specialized ESD-safe toner vacuum with conductive grounding components and a HEPA filter.
ESD-safe toner vacuums safely dissipate static charges and prevent microscopic toner dust from dispersing into the air.

Anahtar Kavram

Toner Cleanup and ESD Safety Precautions
Soru 2276Soru →

A technician is troubleshooting a desktop computer that experiences spontaneous shutdowns whenever resource-intensive tasks are performed. The system boots normally and operates fine during light idle usage. Using a multimeter to test the Power Supply Unit (PSU) output while the system is under heavy load, the technician measures +10.7 V on the +12 V power rail. Which of the following is the most likely cause of the system instability?

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Cevap: The power supply unit is failing under load and dropping below acceptable ATX voltage tolerances.

Cevap

The power supply unit is failing under load and dropping below acceptable ATX voltage tolerances.
According to standard ATX power supply specifications, the output voltage on the +12 V rail must remain within a ±5% tolerance band (+11.4 V to +12.6 V). A reading of +10.7 V is below the minimum threshold, indicating that the power supply cannot handle the current draw required during high-load operations, resulting in immediate thermal/power protection shutdowns.

Adım Adım Çözüm

1
Analyze the observed system symptom and multimeter measurement.
The +12 V rail measured +10.7 V while the desktop system was under load.
Determining whether a power supply rail is operating within standard specification requires evaluating voltage tolerance.
2
Calculate the acceptable ATX voltage range for a +12 V DC power rail.
Standard ATX specifications require a ±5% tolerance range, meaning the voltage must stay between +11.4 V and +12.6 V.
System components rely on stable voltage within this window to maintain operational stability.
3
Compare the measured value (+10.7 V) against the minimum allowable threshold (+11.4 V).
+10.7 V is lower than +11.4 V, representing an unacceptable drop under load.
When a PSU cannot maintain adequate voltage under load, components like the CPU or GPU experience voltage starvation, leading to unexpected shutdowns.

Anahtar Kavram

ATX Power Supply Unit (PSU) Voltage Tolerances and Multimeter Troubleshooting
Soru 2277Soru →

An IT technician is organizing administrative automation scripts used across Windows and Linux workstations. Match each scripting language environment on the left with its corresponding syntax characteristic or execution feature on the right.

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Öğeler

PowerShell Script (.ps1)
Windows Batch Script (.bat)
VBScript (.vbs)
Bash Shell Script (.sh)

Eşleşmeler

Cevabı ve açıklamayı göster

Cevap

PowerShell (.ps1) matches env:VARsyntaxandcmdlets;WindowsBatch(.bat)matchesenv:VAR syntax and cmdlets; Windows Batch (.bat) matches %VAR% syntax and REM comments; VBScript (.vbs) matches WScript.Echo and Windows Script Host execution; Bash (.sh) matches shebang (#!/bin/bash) and VAR syntax.
Each scripting language and file extension featured in CompTIA A+ Core 2 has distinct variable naming conventions, runtime interpreters, and comment structures that differentiate them during administrative automation.

Adım Adım Çözüm

1
Identify the environment variable notation and object model associated with Windows PowerShell.
PowerShell scripts (.ps1) utilize $env:VAR to access environment variables and execute native cmdlets.
PowerShell is designed for task automation and object-based administration in modern Windows operating systems.
2
Identify the legacy Windows command processor scripting syntax.
Batch scripts (.bat) enclose environment variables in percent signs (%VAR%) and use REM or double colons for comment lines.
Batch scripting follows syntax conventions from MS-DOS and CMD.exe.
3
Identify the host environment and output syntax for VBScript.
VBScript (.vbs) uses WScript.Echo for console/dialog output and runs under Windows Script Host (CScript/WScript).
VBScript is a legacy Windows administrative language executed by Windows Script Host binaries.
4
Identify Linux/Unix shell script initialization and syntax conventions.
Bash scripts (.sh) begin with a shebang path (#!/bin/bash) and reference environment variables using a dollar sign prefix ($VAR).
Bash scripts require the shebang line to instruct the OS kernel which interpreter to invoke upon execution.

Anahtar Kavram

Basic Scripting Languages, File Extensions, Syntax, and Runtime Environments
Soru 2278Soru →

A user reports that Windows Search on their workstation is missing recent files located in a secondary data drive, and search queries take an unusually long time to return results. The IT support technician decides to add the directory path to the search catalog and force a complete rebuild of the search index. Which Control Panel applet should the technician open to perform these actions?

Cevabı ve açıklamayı göster

Cevap: Indexing Options

Cevap

The correct applet is Indexing Options.
Indexing Options allows administrators and technicians to view and modify which directories are included in the search catalog, change advanced indexing settings for specific file extensions, and rebuild the search index catalog when search functionality is corrupted or incomplete.

Adım Adım Çözüm

1
Identify the administrative requirement
The goal is to modify locations included in the search catalog and rebuild the search index database.
When Windows Search misses files or becomes corrupted, modifying included paths and forcing a rebuild resolves search catalog omissions.
2
Evaluate Control Panel utilities for search management
Indexing Options directly controls search locations, file types, and index troubleshooting (rebuilding).
Indexing Options is designed specifically for configuring and troubleshooting the Windows Search service database.

Anahtar Kavram

Windows Control Panel Utilities - Indexing Options
Soru 2279Soru →

A user on a macOS computer downloads a third-party administrative software installer directly from a vendor's website. When opening the installer package, the operating system blocks the launch and displays a warning stating that the application cannot be opened because it was not downloaded from the Mac App Store or created by an identified developer. Which of the following native macOS features is responsible for enforcing this security restriction?

Cevabı ve açıklamayı göster

Cevap: Gatekeeper

Cevap

Gatekeeper is the native macOS feature responsible for blocking untrusted application packages that lack valid developer signatures or App Store verification.
Gatekeeper is a built-in macOS security feature designed to ensure that only trusted software runs on a user's Mac. When a user downloads an application from outside the Mac App Store, Gatekeeper verifies that the package has been digitally signed by a registered Apple developer and notarized by Apple. If the developer is unidentified or unverified, Gatekeeper prevents the application from launching by default.

Adım Adım Çözüm

1
Analyze the prompt scenario to identify the system behavior described.
The user is attempting to run an executable installer downloaded from the web, and macOS displays a warning blocking execution based on digital developer signatures.
Identifying the functional trigger (unidentified developer / code signing check) pinpoints the specific security feature involved.
2
Evaluate native macOS security tools against this function.
Gatekeeper specifically verifies code signing, notarization, and source origin (App Store vs. Identified Developers vs. Unidentified) prior to execution.
Gatekeeper acts as the primary gatekeeper for software installation security policy on macOS.

Anahtar Kavram

macOS Gatekeeper security feature and software installation controls
Tahmini Süre:1m 0s
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A system administrator is preparing to apply a critical firmware update to the primary storage node hosting the organization's main Enterprise Resource Planning (ERP) database. The administrator has defined the scope of the change, performed a thorough risk analysis, created a tested backout plan, and secured approval from the Change Advisory Board (CAB). Which of the following actions must the administrator complete next before initiating the change during the scheduled maintenance window?

Cevabı ve açıklamayı göster

Cevap: Communicate the planned maintenance window and anticipated service downtime to affected business stakeholders.

Cevap

Communicate the planned maintenance window and anticipated service downtime to affected business stakeholders.
Communicating the maintenance window and service disruption details to affected end-users and stakeholders is a required change management procedure following CAB approval and prior to executing the change.

Adım Adım Çözüm

1
Analyze the completed change management phases.
The scenario confirms that scope definition, risk assessment, rollback planning, and CAB approval have already been completed.
Tracking completed phases identifies what mandatory steps remain in the standard change management workflow.
2
Determine the required pre-implementation task.
Before starting deployment work during the maintenance window, affected stakeholders and users must be notified of potential service impact.
Timely communication manages user expectations and minimizes business disruption.

Anahtar Kavram

Change Management Processes - End-User and Stakeholder Notification
ÖncekiSayfa 114 / 178Sonraki
Tüm alıştırma soruları — CompTIA A+ (Core 1 & Core 2) | Examkin