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3551 soru

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Soru 961Soru →

A system administrator is troubleshooting a custom rackmount workstation that suddenly powered off during a heavy compute task and now fails to complete the Power-On Self-Test (POST). When the power button is pressed, the chassis fans spin at maximum speed, no beep codes are produced by the internal speaker, and the motherboard diagnostic LEDs remain frozen at the CPU initialization stage. The power supply fan continues running smoothly. Which of the following diagnostic steps should the technician perform FIRST to isolate a potential power delivery failure or motherboard firmware lockup from a CPU defect? (Select TWO.)

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Cevap: Measure the voltage output of the +12V EPS/CPU power cable supplying the motherboard using a multimeter or dedicated power supply tester.; Perform a hardware CMOS reset by clearing the RTC jumper or removing the coin-cell battery while AC power is completely disconnected.

Cevap

The correct actions are testing the +12V EPS/CPU power cable voltages and performing a hardware CMOS reset.
When a system fails POST and halts at CPU initialization, checking power delivery on the dedicated +12V EPS rail verifies that power is reaching the processor VRMs. Concurrently, clearing the CMOS resets any corrupted settings or invalid power management states stored in the BIOS/UEFI that prevent successful system initialization.

Adım Adım Çözüm

1
Isolate power delivery to the processor
Confirm whether the +12V EPS connector is supplying appropriate voltage levels to the CPU power phase components.
Fans spinning without POST can indicate an unpowered or underpowered CPU due to a faulty EPS cable or failed PSU rail.
2
Reset motherboard configuration and power management states
Clear hardware register states, invalid timing profiles, or corrupted CMOS settings.
Restoring factory default BIOS/UEFI parameters eliminates configuration errors preventing the system from passing early POST CPU initialization.

Anahtar Kavram

Isolating Pre-POST Hardware Failures (CPU, PSU EPS Rail, and CMOS State)
Tahmini Süre:2m 0s
Soru 962Soru →

A systems administrator needs to perform an automated, silent in-place upgrade of 50 remote branch office workstations from 64-bit Windows 10 Pro to 64-bit Windows 11 Pro using a central Remote Monitoring and Management (RMM) script. The script executes the Windows 11 installation media's setup executable (`setup.exe`) from a mounted ISO file. During initial testing, the deployment stalls indefinitely on target computers because Windows Setup encounters non-critical application compatibility warnings and waits for manual user acknowledgement. Which of the following command-line parameter combinations should the administrator add to `setup.exe` to suppress the user interface and bypass non-critical compatibility prompts so the upgrade completes fully unattended?

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Cevap: setup.exe /auto upgrade /quiet /compat ignorewarn

Cevap

The command-line syntax `setup.exe /auto upgrade /quiet /compat ignorewarn` correctly automates the in-place upgrade process while suppressing user interaction and bypassing non-critical compatibility prompts.
Executing `setup.exe /auto upgrade /quiet /compat ignorewarn` is the standard Microsoft method for unattended in-place upgrades. The `/auto upgrade` switch specifies an in-place upgrade path, `/quiet` suppresses all wizard screens, and `/compat ignorewarn` instructs the installer to ignore non-blocking application or driver compatibility warnings that would otherwise pause installation waiting for user input.

Adım Adım Çözüm

1
Identify the deployment requirement
The administrator requires an automated, silent in-place upgrade from Windows 10 to Windows 11 that handles minor compatibility prompts without manual interaction.
Remote management tools require zero-touch execution to prevent installation scripts from timing out or hanging waiting for input.
2
Evaluate Windows Setup (`setup.exe`) command-line switches
`/auto upgrade` sets the mode to in-place upgrade, `/quiet` runs the installer in silent mode, and `/compat ignorewarn` bypasses minor software/hardware compatibility warnings.
Combining these specific parameters ensures that Setup continues past non-fatal warnings automatically.
3
Distinguish from alternative deployment utilities
Sysprep parameters (`/generalize`, `/oobe`) and edition upgrade utilities (`changepk.exe`) are inappropriate for performing an unattended major version OS upgrade via Setup.
Using incorrect utility switches will either cause execution errors or fail to initiate the OS upgrade process.

Anahtar Kavram

Windows Setup command-line automation switches for silent in-place upgrades
Soru 963Soru →

A technician is preparing to perform an operating system upgrade on a user's desktop computer. Place the following installation steps in the correct chronological order from first to last.

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Cevap

The correct order is verifying system hardware requirements, backing up critical user files, executing the operating system setup wizard, and finally installing missing drivers and operating system updates.
The standard deployment procedure requires checking hardware prerequisites first, ensuring data safety via backups second, executing the OS setup program third, and finalizing the system with updated drivers and security updates fourth.

Adım Adım Çözüm

1
Check hardware specs against minimum OS requirements.
Confirms system meets memory, processor speed, disk space, and firmware/TPM prerequisites.
Starting an installation on incompatible hardware leads to installation failures.
2
Perform a complete data backup.
Protects user files against corruption or accidental erasure during the upgrade process.
Data protection is mandatory before making changes to drive partitions or system files.
3
Execute the OS installation media.
Installs operating system core files onto the target disk.
The main installation phase replaces or upgrades system files on the host computer.
4
Perform post-installation configuration, driver updates, and OS patching.
Ensures all hardware components function correctly and the OS is secure.
Base OS installations often lack recent device drivers or cumulative security patches.

Anahtar Kavram

Sequential best-practice steps for OS installation and upgrade preparation
Soru 964Soru →

A technician is preparing an unattended automated script to deploy a software application across several Windows client workstations without user interaction. Which of the following requirements or parameters must the technician include or verify to ensure the installation completes successfully and silently? (Select TWO.)

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Cevap: Execute the installation script within an elevated command context or with local administrator privileges.; Include the vendor-supported silent command-line switch (such as /quiet or /qn) in the execution command.

Cevap

Successful unattended application deployments require running the installer with elevated administrative permissions and appending the correct command-line silent switch (such as /quiet or /qn) to suppress user interaction prompts.
For an application deployment to occur silently and without user interaction, the script must pass vendor-specific silent switches (such as /quiet or /qn) to suppress GUI prompts and must run under an elevated administrative context so the installer can write files to protected system directories.

Adım Adım Çözüm

1
Identify the requirements for automated unattended application deployment.
Recognize that user prompts must be suppressed and system-level file/registry modifications require privileges.
Unattended installations fail or stall if administrative access is missing or if installer wizard screens wait for manual user input.
2
Select the appropriate command-line flags and execution context.
Append vendor silent switches (e.g., /quiet, /qn, or /s) and run the script with administrative elevation.
Administrative rights permit modification of system resources, while silent flags suppress all setup dialog boxes.

Anahtar Kavram

Unattended Application Installation and Command-Line Switches
Tahmini Süre:1m 0s
Soru 965Soru →

Match each social engineering threat type on the left to its correct characteristic description on the right.

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Öğeler

Spear Phishing
Pretexting
Tailgating
Whaling

Eşleşmeler

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Cevap

Spear Phishing matches targeted email messages; Pretexting matches creating a fabricated narrative; Tailgating matches physically following an authorized person into a facility; Whaling matches phishing attacks targeting senior executives.
Spear phishing targets specific individuals with tailored communications. Pretexting creates a false story to convince a target to reveal sensitive details. Tailgating is a physical intrusion technique of closely following authorized personnel into secure areas. Whaling is an executive-level phishing attack aimed at high-value targets such as CEOs or CFOs.

Adım Adım Çözüm

1
Identify digital targeted attack types
Recognize Spear Phishing as customized emails to specific users, and Whaling as spear phishing specifically directed at high-level executives.
Both vectors use targeted messaging, but Whaling focuses exclusively on high-profile corporate targets.
2
Identify psychological and physical attack vectors
Associate Pretexting with scenario creation/impersonation and Tailgating with physical access intrusion.
Pretexting establishes a false context to gain trust, while tailgating exploits physical proximity to bypass access controls.

Anahtar Kavram

Social Engineering Threat Classifications
Tahmini Süre:1m 0s
Soru 966Soru →

A desktop technician is configuring laptops for remote sales representatives who frequently connect to client networks. The representatives report that when their laptops enter an idle state on battery power, active background synchronization tasks stop and their VPN connections disconnect due to power-saving features toggling internal hardware. The technician needs to customize the system settings to prevent USB selective suspend and disable PCI Express Link State Power Management on battery mode, without modifying individual device drivers in MMC snap-ins. Which Windows Control Panel applet should the technician open to configure these advanced settings?

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Cevap: Power Options

Cevap

Power Options is the correct Control Panel utility for managing system-wide power plan schemes, including advanced USB selective suspend and PCI Express link state power management.
Power Options is the Control Panel utility designed to create, select, and customize power plans. Through the 'Change advanced power settings' menu inside Power Options, technicians can configure granular power management rules for components like PCI Express Link State Power Management, USB selective suspend, hard disk timeout, and wireless adapter power saving modes.

Adım Adım Çözüm

1
Identify the administrative requirement from the scenario.
The requirement involves adjusting power management schemes (specifically USB selective suspend and PCI Express power settings on battery mode) across active system power plans.
Power plan policies determine how system components behave when entering idle states or operating on battery.
2
Evaluate the Windows Control Panel utilities available for power policy management.
Power Options provides the centralized interface to modify active power plans and navigate to Advanced Settings for bus and port power features.
Advanced Power Settings within Power Options houses sub-trees for PCI Express Link State Power Management, USB Settings, and Wireless Adapter Settings.
3
Differentiate Power Options from alternative applets and snap-ins.
Device Manager manages specific hardware driver instances, System handles general OS parameters, and Network and Sharing Center controls network layer protocols.
Only Power Options manages overall system power plans and bus power policy templates.

Anahtar Kavram

Windows Control Panel Power Options Utility
Soru 967Soru →

A remote worker connecting to a company video conference using a mobile hotspot notices that Windows 11 is downloading large system updates in the background, consuming their limited cellular data plan. Which Windows client network configuration should the technician instruct the user to enable for this Wi-Fi connection?

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Cevap: Metered connection

Cevap

Setting the Wi-Fi connection as a Metered connection is the correct setting to prevent automatic background update downloads and reduce bandwidth usage on data-capped networks.
Enabling the Metered connection setting in Windows Settings for a specific Wi-Fi or cellular network instructs the operating system to conserve bandwidth. This automatically pauses non-critical Windows updates, limits background app data usage, and disables peer-to-peer update delivery.

Adım Adım Çözüm

1
Identify the user's issue
Background processes and Windows Update are consuming limited data over a mobile hotspot.
Windows 10/11 treats unmetered Wi-Fi connections as unlimited data sources by default.
2
Select the appropriate Windows setting
Navigate to Settings > Network & internet > Wi-Fi, select the hotspot network properties, and turn on 'Metered connection'.
Enabling Metered connection signals Windows to limit background data usage, pause routine updates, and restrict app synchronization.

Anahtar Kavram

Windows Metered Connection configuration for bandwidth control
Soru 968Soru →

A network technician is investigating a report that a warehouse barcode scanner docking station cannot communicate with the inventory server. The technician verified the network connectivity failure, interviewed warehouse staff regarding recent network maintenance, and confirmed through testing that the assigned DHCP scope has run out of available IP addresses. Which of the following is the NEXT step the technician should perform according to the standard CompTIA troubleshooting methodology?

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Cevap: Establish a plan of action to resolve the problem and implement the solution.

Cevap

Establish a plan of action to resolve the problem and implement the solution.
According to the CompTIA 6-step troubleshooting methodology, once the root cause of an issue has been confirmed by testing a theory (Step 3), the next logical step is Step 4: Establish a plan of action to resolve the problem and implement the solution. In this scenario, the root cause (DHCP scope exhaustion) was already confirmed, so planning and applying the fix is required next.

Adım Adım Çözüm

1
Analyze the current stage reached in the CompTIA 6-step troubleshooting methodology.
The problem has been identified and the theory of probable cause (DHCP scope exhaustion) has been tested and confirmed.
Determining the completed steps allows identification of the correct sequential next step.
2
Identify the next sequential step following successful theory testing.
Step 4 of the methodology is establishing a plan of action to resolve the problem and implementing the solution.
The CompTIA troubleshooting model follows a strict order: 1. Identify problem -> 2. Establish theory -> 3. Test theory -> 4. Plan and implement solution -> 5. Verify system & preventive measures -> 6. Document findings.

Anahtar Kavram

CompTIA 6-Step Troubleshooting Methodology Sequence
Tahmini Süre:1m 30s
Soru 969Soru →

A field technician is assigned a support ticket regarding a shared departmental laser printer that produces output where the black toner easily wipes off the paper when touched. Place the following troubleshooting steps in the correct order according to the standard CompTIA troubleshooting methodology, from first step to last step.

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Cevap

The correct sequence follows the standard six-step CompTIA troubleshooting methodology: (1) Identify the problem by gathering symptoms and user input, (2) Establish a theory of probable cause, (3) Test the theory to confirm the fuser defect, (4) Establish a plan of action and implement the solution by replacing the fuser assembly, (5) Verify full system functionality by printing test pages, and (6) Document findings, actions, and outcomes in the support ticket.
The correct order reflects the CompTIA troubleshooting framework: Step 1 (Identify the problem), Step 2 (Establish a theory of probable cause), Step 3 (Test the theory to determine cause), Step 4 (Establish a plan of action and implement the solution), Step 5 (Verify full system functionality), and Step 6 (Document findings, actions, and outcomes).

Adım Adım Çözüm

1
Gather symptom information and review user observations.
Identified that toner fails to permanently fuse to paper media.
CompTIA methodology requires identifying the problem first through symptom analysis and user questioning.
2
Develop a plausible root-cause hypothesis.
Attributed the issue to a failing fuser heating element.
CompTIA methodology requires establishing a theory of probable cause after symptom identification.
3
Run targeted hardware diagnostic tests.
Confirmed the fuser unit fails to reach operational temperature.
CompTIA methodology requires testing the theory to verify the true cause before performing hardware replacement.
4
Perform component replacement.
Installed a functional fuser assembly.
CompTIA methodology requires establishing a plan of action and implementing the solution.
5
Run test pages and obtain user confirmation.
Verified toner adheres properly without smudging.
CompTIA methodology requires verifying full system functionality after implementing a fix.
6
Complete technical ticket documentation.
Entered complete incident data into the service desk system.
CompTIA methodology requires documenting findings, actions, and outcomes as the final step.

Anahtar Kavram

CompTIA 6-Step Troubleshooting Methodology applied to Printer Hardware Issues
Soru 970Soru →

An IT technician is configuring a standalone Windows 11 Pro workstation that will be used in a shared office environment. Company compliance guidelines require setting system-wide security rules, specifically enforcing a minimum password length of 14 characters and locking out an account after three consecutive failed logon attempts. Which administrative snap-in should the technician open to configure these password and lockout policies?

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Cevap: Local Security Policy (secpol.msc)

Cevap

Local Security Policy (secpol.msc) is the required administrative utility to set system-wide account password and lockout policies.
Local Security Policy (secpol.msc) is the MMC snap-in used on Windows Professional, Enterprise, and Education editions to manage local security settings, including Account Policies (Password Policy and Account Lockout Policy) and Local Policies (Audit Policy, User Rights Assignment, and Security Options).

Adım Adım Çözüm

1
Analyze the technical requirements.
The scenario requires setting system-level security constraints (minimum password length and account lockout threshold) on a standalone Windows machine.
These requirements govern user authentication rules across the local operating system.
2
Identify the proper administrative utility.
Local Security Policy (secpol.msc) contains the Account Policies node, which includes both Password Policy and Account Lockout Policy.
Opening secpol.msc allows the technician to edit settings such as 'Minimum password length' and 'Account lockout threshold'.

Anahtar Kavram

Windows Administrative Tools - Local Security Policy (secpol.msc)
Tahmini Süre:1m 15s
Soru 971Soru →

An IT technician is setting up desktop workstations at a customer-facing service counter where staff members frequently leave their desks unattended to assist clients in the lobby. The facility manager requires a physical security control specifically designed to prevent unauthorized individuals from quickly stealing and carrying away the desktop hardware. Which of the following physical security controls should the technician implement?

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Cevap: Cable locks attached to a heavy, stationary desk fixture

Cevap

Cable locks attached to a heavy, stationary desk fixture provide the necessary physical security to prevent hardware theft at open service counters.
Cable locks physically anchor desktop computers and hardware to rigid, heavy fixtures, directly mitigating the risk of quick equipment theft in open or unattended areas.

Adım Adım Çözüm

1
Analyze the threat context described in the scenario
The workstations are located in an open, customer-facing area where equipment can be physically stolen while staff are away.
Identifying the specific physical threat (hardware theft in an open area) determines the required physical control.
2
Evaluate candidate physical security mechanisms against hardware theft
Cable locks physically secure device chassis and peripherals to immovable furniture, making quick theft impractical.
Cable locks specifically address device theft in open or semi-public environments without restricting room access.

Anahtar Kavram

Selecting appropriate physical security controls based on specific environmental threats and assets.
Soru 972Soru →

A corporate security technician is upgrading physical security access controls for an enterprise data hall housing sensitive financial records. Recent internal audits identified that unauthorized personnel have repeatedly gained entry into the secure hallway by closely following authorized staff through open door swings (tailgating). The security team requires a solution that physically enforces single-person entry per valid credential scan without requiring continuous physical monitoring by security guards. Which of the following physical security controls best meets these requirements?

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Cevap: An access control vestibule equipped with interlocking doors and presence sensors

Cevap

An access control vestibule equipped with interlocking doors and presence sensors
An access control vestibule (mantrap) provides automated physical enforcement against tailgating. It functions by locking an individual inside a small chamber between two interlocking doors until single-occupancy identity verification occurs, ensuring that only one person enters per valid authentication attempt without needing round-the-clock security personnel.

Adım Adım Çözüm

1
Identify the primary threat vector in the scenario
The threat vector is physical tailgating (piggybacking), where unauthorized individuals closely follow authorized employees through unlocked access doors.
Understanding the threat vector determines whether detective, deterrent, or physical preventive controls are required.
2
Analyze operational constraints and enforcement criteria
The required control must physically restrict access to one person per authentication event automatically, eliminating reliance on human security guards.
Detective controls like CCTV only record events after entry, failing the automated physical prevention requirement.
3
Select the appropriate preventive physical security mechanism
An access control vestibule (mantrap) utilizes two interlocking doors with integrated weight or presence sensors, preventing the inner door from unlocking until only one authenticated person is inside the chamber.
Interlocking access control vestibules are specifically designed to eliminate tailgating through physical containment.

Anahtar Kavram

Access Control Vestibules (Mantraps)
Tahmini Süre:1m 30s
Soru 973Soru →

Match each physical security control to its primary protective function.

Soldaki öğeye tıklayın, sonra eşleşen sağdaki öğeye tıklayın

Öğeler

Biometric reader
Privacy filter
Cable lock
Faraday bag

Eşleşmeler

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Cevap

Biometric reader pairs with authenticating identity using unique physical characteristics; Privacy filter pairs with preventing visual eavesdropping; Cable lock pairs with securing portable hardware to immovable fixtures; Faraday bag pairs with blocking external wireless signals.
Biometric readers authenticate physical traits, privacy filters block side-angle screen visibility, cable locks physically anchor equipment to prevent theft, and Faraday bags block electromagnetic signal transmission.

Adım Adım Çözüm

1
Analyze each security control's operational role.
Biometrics relate to physical authentication, privacy filters address screen visibility, cable locks prevent physical device theft, and Faraday bags block radio signals.
Matching each physical control directly to its operational target ensures standard physical security principles are applied.

Anahtar Kavram

Physical Security Controls and Features
Soru 974Soru →

An IT technician is preparing to perform an in-place upgrade on a corporate workstation from Windows 10 Pro to Windows 11 Pro. The upgrade must preserve all existing user files, system settings, and installed applications. In what chronological sequence should the technician execute the steps for this upgrade process?

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Cevap

The correct operational sequence begins with assessing hardware compatibility (TPM 2.0 and Secure Boot), performing a full data backup, launching setup.exe from inside the running operating system, choosing the option to retain files and applications in the setup wizard, and finishing with post-installation system updates and driver checks.
The correct sequence followsCompTIA IT deployment best practices for in-place OS upgrades: first assess system hardware readiness (such as TPM 2.0 and Secure Boot), second back up user data to external storage, third execute setup.exe from within the running desktop environment, fourth configure setup options to keep files and applications, and fifth perform post-installation validation including Windows Update and driver checks.

Adım Adım Çözüm

1
Perform pre-upgrade compatibility assessment
Confirms the workstation meets mandatory hardware requirements such as TPM 2.0, Secure Boot, and supported CPU models.
Verifying compatibility early avoids starting an upgrade that will fail mid-installation due to unverified hardware requirements.
2
Back up critical user data and system state
Creates a secure restore point on secondary storage.
Standard operational procedures mandate securing user data before executing major system changes.
3
Execute setup.exe from within the host OS
Launches the Windows 11 setup wizard while maintaining the current user session.
An in-place upgrade requires running installer binaries inside the running OS; booting directly from installation media would default to a clean or custom installation.
4
Select data retention configuration in the wizard
Instructs setup to migrate user profiles, configurations, and installed applications to the new OS.
Preserving existing user state defines an in-place upgrade as opposed to a destructive clean install.
5
Perform post-installation validation and patching
Verifies hardware driver functionality and installs current security patches.
Post-install update execution ensures full driver compatibility and system stability following an OS upgrade.

Anahtar Kavram

In-Place OS Upgrade Workflow and Readiness Procedures
Soru 975Soru →

A network technician is troubleshooting a newly connected desktop computer in an office environment that cannot access internal file shares or external websites. The workstation's network interface card displays an active green link light with occasional activity flickers. Running the command `ipconfig /all` on the machine displays an IPv4 address of 169.254.112.45 and a subnet mask of 255.255.0.0. Which TWO of the following are the most likely causes of this network connectivity issue?

Geçerli olan tümünü seçin

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Cevap: The local DHCP server is offline or experiencing scope exhaustion.; A network security policy or VLAN misconfiguration is blocking DHCP traffic on UDP ports 67 and 68.

Cevap

The client machine has assigned itself an Automatic Private IP Addressing (APIPA) IPv4 address (169.254.112.45), indicating that physical Layer 1 connectivity is functional (supported by the active link lights), but Layer 3 DHCP configuration has failed. The most likely causes are an unresponsive DHCP server (or exhausted IP pool) and a network device or VLAN setting filtering DHCP traffic on UDP ports 67 and 68.
An IP address within the 169.254.x.x block signifies APIPA auto-configuration due to DHCP negotiation failure. Since physical link lights verify active Layer 1 connectivity, the issue lies at Layer 3/4 network host services: either the DHCP server itself is unresponsive/exhausted, or intermediary network infrastructure is dropping DHCP traffic on UDP ports 67 and 68.

Adım Adım Çözüm

1
Analyze the diagnostic command output
The IP address 169.254.112.45 falls in the APIPA range (169.254.0.1 to 169.254.255.254).
Windows hosts automatically self-assign an APIPA address when configured for DHCP but fail to receive a response from a DHCP server.
2
Inspect physical layer indicators
The network card link light is active and flickering.
This rules out physical cable disconnections, broken ports, or dead transceivers.
3
Identify service components responsible for IP address assignment
DHCP server unavailability or network blocking of UDP ports 67/68 prevents lease generation.
DHCP operates over UDP ports 67 (server) and 68 (client) to dynamically distribute IP parameters across subnets.

Anahtar Kavram

APIPA Interpretation and DHCP Troubleshooting
Soru 976Soru →

A network technician is setting up a new branch office network connection. The Internet service provider delivers incoming internet access via a high-speed fiber-optic connection, and corporate policy requires centralized security monitoring and packet filtering before traffic reaches the internal wired network. Which TWO network hardware devices should the technician install at the site boundary to fulfill these requirements?

Geçerli olan tümünü seçin

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Cevap: Optical Network Terminal (ONT); Hardware Firewall

Cevap

The technician should install an Optical Network Terminal (ONT) and a Hardware Firewall.
An Optical Network Terminal (ONT) terminates the incoming fiber-optic line and converts light pulses into standard electrical Ethernet signals. A Hardware Firewall is positioned at the perimeter to perform packet filtering and enforce corporate security policies on traffic entering or leaving the site.

Adım Adım Çözüm

1
Determine the device required for incoming signal conversion.
The fiber-optic line requires an Optical Network Terminal (ONT).
Fiber lines transmit data via optical light pulses, which must be converted into electrical Ethernet signals before internal equipment can process the traffic.
2
Determine the device required for network security and traffic inspection.
A Hardware Firewall must be installed between the ISP drop/ONT and the internal network.
Hardware firewalls inspect and control inbound and outbound traffic based on defined security policies at the network edge.

Anahtar Kavram

Identifying network hardware devices used for media conversion and boundary security.
Soru 977Soru →

A systems technician needs to fix critical system file corruption on a user's computer running Windows 10 Pro. The user has several proprietary applications installed whose original setup files and licensing keys are no longer available. The technician needs to replace corrupted system files while keeping all installed applications, user data, and personalized settings intact. Which installation method should the technician perform?

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Cevap: Perform an in-place repair installation by running Windows Setup from within the currently running operating system.

Cevap

Perform an in-place repair installation by running Windows Setup from within the currently running operating system.
An in-place repair installation is executed by launching `setup.exe` from installation media directly inside the active Windows desktop environment. This procedure replaces corrupted system files with fresh copies while retaining all installed applications, user profiles, and system settings.

Adım Adım Çözüm

1
Analyze the technical requirement and constraints.
Identify that installed applications must be preserved because installation media is unavailable.
Methods that overwrite application directories or create a new system registry will break installed software.
2
Evaluate operating system repair and installation procedures.
Select an in-place repair upgrade by launching `setup.exe` from within the booted operating system.
An in-place repair installation refreshes operating system system files while preserving applications, settings, and user files.

Anahtar Kavram

In-place Repair Installation versus Clean and Custom Installations
Soru 978Soru →

A technician reviews security camera footage after an unauthorized rogue device was found connected to a network switch inside a restricted server room. The footage reveals an unbadged visitor carrying a large box who closely followed an authorized administrator through a keycard-secured door before it latched closed. Which of the following social engineering threat types best describes this physical security breach?

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Cevap: Tailgating

Cevap

Tailgating
Tailgating (or piggybacking) describes an unauthorized person physically gaining entry to a locked or restricted area by closely trailing an authorized individual who opens the door.

Adım Adım Çözüm

1
Analyze the physical scenario indicators
The intruder physically entered a keycard-secured room by closely following an authorized employee while carrying an item to blend in or exploit courtesy.
Identifying the medium and method of intrusion distinguishes physical social engineering attacks from digital or phone-based attacks.
2
Match the observed behavior to defined threat types
Following an authorized user through a physical access barrier before it closes is explicitly classified as tailgating.
Tailgating specifically targets physical access controls by exploiting employee courtesy or lack of awareness.

Anahtar Kavram

Tailgating (Piggybacking) Physical Social Engineering Attack
Soru 979Soru →

An incident response technician has confiscated a powered mobile device suspected of containing unencrypted corporate data relevant to an ongoing investigation. To preserve forensic integrity, the technician must prevent the device from receiving remote signals—such as a remote wipe or locking command via cellular networks, Wi-Fi, or Bluetooth—while transporting it to the digital forensics laboratory. Which physical security control is most effective for this scenario?

Cevabı ve açıklamayı göster

Cevap: Enclosing the device in a Faraday bag

Cevap

Enclosing the device in a Faraday bag is the most effective physical control to prevent wireless signals from reaching the device during transit.
Enclosing the device in a Faraday bag blocks electromagnetic signals (radio frequency shielding), preventing cellular, Wi-Fi, and Bluetooth signals from connecting to the device and triggering a remote wipe or lock command.

Adım Adım Çözüm

1
Identify the primary threat in the scenario
The main risk is remote command transmission (such as a remote wipe) via cellular, Wi-Fi, or Bluetooth signals.
Incident response requires preserving evidence in its state at seizure without allowing network connectivity to modify or erase data.
2
Evaluate physical security controls designed to block radio frequency (RF) signals
A Faraday bag/enclosure blocks external electromagnetic fields and radio frequencies.
By absorbing or reflecting incoming and outgoing signals, the device remains powered without connecting to any external network.
3
Differentiate Faraday shielding from standard physical anti-theft or access controls
Controls like cable locks, privacy screens, or unshielded lockboxes address physical theft or shoulder surfing, not RF communication.
Only RF shielding prevents remote data alteration during transport.

Anahtar Kavram

RF Shielding / Faraday Enclosures for Physical Security
Soru 980Soru →

A system technician receives a S.M.A.R.T. warning alert indicating a high number of reallocated sectors on one of the drives in a server's active storage array, though the array volume status still shows as healthy. Which of the following is the most appropriate immediate action for the technician to take?

Cevabı ve açıklamayı göster

Cevap: Preemptively hot-swap the failing drive with a healthy spare and rebuild the array structure.

Cevap

Preemptively hot-swap the failing drive with a healthy spare and rebuild the array structure.
When S.M.A.R.T. diagnostics report increasing reallocated sectors, physical hardware breakdown is imminent. Preemptively swapping the degrading drive and rebuilding the array ensures data availability without risking an ungraceful volume crash.

Adım Adım Çözüm

1
Analyze the S.M.A.R.T. alert telemetry.
Identify that bad sectors are increasing, indicating imminent physical drive failure.
S.M.A.R.T. predictive warnings signal hardware degradation before complete drive offline failure occurs.
2
Prepare replacement media and execute drive replacement.
Remove the degrading disk cleanly while maintaining parity/mirror protection.
Replacing the disk before full failure reduces stress on the remaining array drives.
3
Initiate and verify array rebuilding.
Array parity or mirror synchronization restores complete fault tolerance.
The array returns to an uncompromised status once the rebuild operation completes.

Anahtar Kavram

S.M.A.R.T. Monitoring and Proactive RAID Maintenance
Tahmini Süre:1m 15s
ÖncekiSayfa 49 / 178Sonraki
Tüm alıştırma soruları — CompTIA A+ (Core 1 & Core 2) | Examkin