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Tüm alıştırma soruları

3551 soru

Tüm türler3,551Çoktan seçmeli1,809Çoklu seçim786Sayısal12Eşleştirme521Sıralama423
Soru 1681Soru →

A user's Windows workstation experiences repeated stop errors (blue screens) immediately after updating a network adapter driver. The technician successfully boots the system into Safe Mode. Which of the following is the BEST initial action to restore system stability?

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Cevap: Roll back the network adapter driver to the previously installed version in Device Manager.

Cevap

Roll back the network adapter driver to the previously installed version in Device Manager.
When a Windows system experiences instability immediately following a driver update, rolling back the driver via Device Manager restores the working driver version previously stored by Windows. Performing this action in Safe Mode prevents the faulty driver from triggering a crash during diagnosis.

Adım Adım Çözüm

1
Identify the cause of the system instability.
The issue began immediately after updating the network adapter driver.
Isolating the trigger points directly to driver incompatibility or corruption.
2
Boot into Safe Mode and launch Device Manager.
Device Manager allows access to hardware device properties.
Safe Mode loads minimal startup drivers, preventing the unstable driver from crashing the OS during maintenance.
3
Select Roll Back Driver under the properties for the network adapter.
The OS reinstalls the previous stable driver binary and configuration.
This quickly undoes the recent change without requiring a full system restoration.

Anahtar Kavram

Resolving System File Corruption and Driver Issues
Soru 1682Soru →

An IT support technician is setting up a workstation running Windows 11 Pro so that a remote team member can connect to it using Remote Desktop (RDP) over the local network. Which of the following configurations must be enabled or allowed on the workstation to permit inbound RDP connections? (Select TWO.)

Geçerli olan tümünü seçin

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Cevap: Enable the Remote Desktop setting in System Settings; Allow inbound traffic on TCP port 3389 through the host firewall

Cevap

Enabling the Remote Desktop setting in System Settings and allowing inbound traffic on TCP port 3389 through the host firewall.
To allow inbound Remote Desktop sessions on a Windows computer, the Remote Desktop feature must be enabled in System Settings, and inbound traffic on RDP's default port (TCP 3389) must be allowed through the Windows firewall.

Adım Adım Çözüm

1
Enable the RDP host server setting in the operating system.
The Windows Remote Desktop feature is toggled on under System Settings.
Incoming RDP connections are disabled by default on Windows workstations for security reasons.
2
Verify and permit network traffic through the host firewall.
Inbound rules for TCP port 3389 are enabled in Windows Defender Firewall.
RDP relies on TCP port 3389 for listening and accepting remote session traffic.

Anahtar Kavram

Windows Remote Desktop (RDP) host configuration and firewall port requirements.
Soru 1683Soru →

A warehouse worker reports that a stock-auditing application on an enterprise Android handheld scanner frequently freezes and displays an error prompt during shift operations. All other applications and wireless connectivity on the handheld device function normally. Which of the following actions should a technician perform FIRST to resolve this issue using the least-invasive troubleshooting approach?

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Cevap: Force stop the application and clear its app cache through the mobile OS settings menu.

Cevap

Force stop the application and clear its app cache through the mobile OS settings menu.
When a specific mobile application stops responding or crashes while all other system features function normally, the least-invasive troubleshooting action is to force stop the application and clear its cache. This terminates unresponsive application threads and clears potentially corrupted transient files without wiping user data or requiring device re-enrollment.

Adım Adım Çözüm

1
Analyze the symptoms and isolate the problem scope.
The issue is limited to a single application while the rest of the OS and network functions operate correctly, indicating an isolated app process or temporary cache issue.
Troubleshooting should address the specific application layer before assuming operating system or hardware corruption.
2
Apply the least-invasive resolution procedure for an unresponsive application.
Force stopping the application terminates stuck background processes, and clearing the app cache removes temporary cache files that may be corrupt.
CompTIA troubleshooting methodology requires attempting simple, non-destructive remediation before escalating to destructive steps like wiping the device.

Anahtar Kavram

Least-invasive mobile application troubleshooting methodology
Soru 1684Soru →

A systems administrator at a multinational e-commerce firm receives a formal request from an EU resident demanding the immediate erasure of their account history under the General Data Protection Regulation (GDPR) Right to be Forgotten. However, the company's accounting department notes that statutory financial laws mandate keeping transaction records for a minimum of seven years for audit purposes. Which of the following actions should the administrator take to maintain compliance across all legal frameworks?

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Cevap: Retain the specific transaction data required by statutory financial retention laws while anonymizing or erasing all non-essential personal data and user profile records.

Cevap

Retain the specific transaction data required by statutory financial retention laws while anonymizing or erasing all non-essential personal data and user profile records.
Under GDPR regulations, the Right to be Forgotten is not absolute. When a statutory legal obligation (such as tax or financial audit laws) mandates record retention, organizations are legally permitted to retain the necessary transactional records. However, to remain compliant with privacy principles, any personal identifiers not strictly necessary for that legal purpose (such as marketing profiles or user credentials) must be erased or anonymized.

Adım Adım Çözüm

1
Analyze the privacy request scope under GDPR.
Identified that the customer is invoking GDPR Article 17 (Right to Erasure / Right to be Forgotten).
EU citizens have the right to request deletion of personal data held by data controllers.
2
Evaluate statutory exemptions and conflicting compliance obligations.
Recognized that tax and financial regulations mandate retaining transactional records for seven years, which acts as a legal exemption under GDPR Article 17(3)(b).
Data controllers are not required to erase personal data if retention is necessary to comply with a legal obligation under applicable law.
3
Formulate a compliant data minimization and retention strategy.
Isolate the strictly mandated financial audit data while anonymizing or deleting all unnecessary Personally Identifiable Information (PII) and marketing profiles.
This satisfies both statutory financial record retention requirements and GDPR data minimization mandates.

Anahtar Kavram

Balancing GDPR Right to Erasure with Statutory Legal Retention Mandates
Tahmini Süre:2m 0s
Soru 1685Soru →

While conducting a remote desktop assistance session to resolve an application configuration error, a support technician notices that the user has stepped away from their desk, leaving open spreadsheets on screen that display visible employee Personally Identifiable Information (PII). The technician must complete the scheduled repair while adhering to professional communication and user privacy standards. Which of the following actions should the technician take FIRST?

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Cevap: Pause or blank the remote viewing screen, wait for the user to return, and politely ask them to close confidential documents before resuming work.

Cevap

Pause or blank the remote viewing screen, wait for the user to return, and politely ask them to close confidential documents before resuming work.
The correct action is to pause or blank the remote viewing screen, wait for the user to return, and politely ask them to secure their confidential documents. Professional communication and operational procedure standards require IT technicians to maintain strict confidentiality, respect user property by avoiding unauthorized interaction with open documents, and clearly communicate steps to set proper expectations.

Adım Adım Çözüm

1
Identify the privacy risk and professional boundary in the scenario.
Recognize that viewing visible PII without the user present breaches privacy guidelines, while modifying open user files breaches property boundaries.
CompTIA guidelines mandate respecting user privacy and confidential data during remote or on-site support visits.
2
Select an immediate control action to minimize exposure without unauthorized file manipulation.
Pause or blank the remote viewing screen while waiting for the user to return.
This temporarily halts technician access to sensitive data without altering user documents or disconnecting the session.
3
Establish professional communication upon user return.
Inform the user politely about the open confidential files and ask them to save/close them before continuing troubleshooting.
Proper communication sets clear expectations, respects customer property, and maintains professional rapport.

Anahtar Kavram

Professional Communication and Respecting User Confidentiality/Property
Soru 1686Soru →

A tier 1 service desk technician finishes resolving a network authentication issue on an end user's workstation. To comply with standard IT service management (ITSM) ticketing system workflows before marking the ticket as closed, which of the following actions must the technician perform? (Select TWO.)

Geçerli olan tümünü seçin

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Cevap: Document the root cause and specific resolution steps taken in the ticket work log; Obtain confirmation from the end user that normal functionality has been fully restored

Cevap

The technician must document the root cause and resolution steps in the work log and verify with the end user that normal functionality is restored before closing the ticket.
Standard ITSM ticketing workflows mandate that technicians thoroughly document technical details (root cause, symptoms, resolution steps) and verify with the end user that the issue is fixed before setting the ticket status to closed.

Adım Adım Çözüm

1
Complete technical documentation in the service management system.
The ticket contains detailed notes explaining the root cause and exact troubleshooting/remediation steps performed.
Accurate logging creates an auditable record and helps build organizational knowledge for future incidents.
2
Verify service restoration with the end user.
The user tests the system and confirms the issue is resolved.
User verification ensures the solution worked as expected in the production environment prior to formal ticket closure.

Anahtar Kavram

Incident Closure and Documentation Best Practices
Soru 1687Soru →

A field inspector using a specialized site-surveying application on an Android mobile device reports that the app frequently freezes during data rendering, causing severe UI lag and rapid battery drain. The inspector needs to resolve the performance degradation quickly without losing customized offline survey templates stored in the app's local storage. Which TWO of the following initial, least-invasive troubleshooting steps should the technician perform to address this issue?

Geçerli olan tümünü seçin

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Cevap: Force stop the unresponsive surveying application via the device settings.; Clear the application cache for the surveying app within the storage settings.

Cevap

The technician should force stop the unresponsive application and clear its temporary application cache.
Following compulsory CompTIA troubleshooting methodology, technicians should perform least-invasive steps first. Force stopping the application halts stuck execution loops and frees up system memory immediately. Clearing the application cache removes temporary cached data that can become corrupted and cause freezing or overheating, while preserving the user's saved offline templates and app configurations.

Adım Adım Çözüm

1
Terminate the runaway process
Stops background execution and releases consumed CPU/RAM cycles
Force stopping an unresponsive app resolves active memory leaks or stuck process loops cleanly.
2
Clear application cache memory
Removes temporary unneeded cached files without altering app databases or stored templates
Corrupted cached files frequently lead to rendering hangs and excessive battery depletion.

Anahtar Kavram

Least-Invasive Mobile Application Troubleshooting Sequence
Soru 1688Soru →

A system administrator is troubleshooting an offline Windows 11 workstation after an abrupt power loss corrupted core system binaries. Running the System File Checker utility (`sfc /scannow`) reports that corrupt files were found, but Windows Resource Protection could not repair them because the local side-by-side component store is also corrupted. The administrator mounts a clean Windows 11 installation ISO onto drive E:. Which command should the administrator run first to repair the component store using the mounted media?

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Cevap: dism /online /cleanup-image /restorehealth /source:E:\sources\install.wim /limitaccess

Cevap

Run dism /online /cleanup-image /restorehealth /source:E:\sources\install.wim /limitaccess to repair the local component store before running SFC.
The correct command uses Deployment Image Servicing and Management (DISM) with the `/online` parameter to target the running operating system, `/cleanup-image /restorehealth` to fix image corruption, `/source` pointing to the install.wim file on the mounted media, and `/limitaccess` to prevent the tool from reaching out to Windows Update since the machine is offline.

Adım Adım Çözüm

1
Identify the cause of SFC failure
SFC fails when the local Windows component store (WinSxS) is corrupted, requiring DISM repair first.
SFC uses the component store as its reference repository to replace damaged system files.
2
Select the DISM command with offline source parameters
Execute dism /online /cleanup-image /restorehealth with /source pointing to the install.wim file on drive E: and /limitaccess.
Since the computer is offline, /limitaccess prevents DISM from attempting to download repair files from Windows Update, forcing it to use the mounted ISO media.
3
Re-run System File Checker
Execute sfc /scannow after DISM completes successfully.
With a repaired component store, SFC can now successfully replace corrupted OS files.

Anahtar Kavram

Repairing Windows Component Store with DISM before SFC
Tahmini Süre:1m 30s
Soru 1689Soru →

A system administrator is troubleshooting a Windows 11 workstation that fails to boot normally after a forced power interruption during a cumulative system update. The machine automatically enters the Windows Recovery Environment (WinRE). Diagnostics indicate both system file corruption and a damaged local Windows Component Store (WinSxS). An external USB flash drive containing clean Windows installation media is attached to the system as drive E:E:. Place the following technician actions in the correct logical sequence to repair the operating system integrity offline.

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Cevap

The correct execution sequence begins with opening the WinRE Command Prompt, determining the offline system partition drive letter, repairing the local component store using DISM with an external source payload, executing offline SFC to replace corrupted protected system files, and finally restarting the machine to verify stability.
The correct repair workflow requires establishing a shell environment, verifying drive mappings, using DISM to restore the component store from a known-good source, running offline SFC against the repaired store to restore corrupt system files, and restarting to verify operating system health.

Adım Adım Çözüm

1
Launch the WinRE Command Prompt.
An elevated recovery command-line environment is available for running repair utilities.
Offline diagnostic and repair commands require access to the recovery shell.
2
Identify the assigned drive letter for the offline OS installation.
The exact volume identifier for the Windows directory is confirmed.
WinRE dynamically assigns drive letters that frequently differ from the live operating system's drive mapping.
3
Run DISM with offline parameters (`/image:`, `/cleanup-image`, `/restorehealth`, `/source:`) pointing to the external media.
The damaged WinSxS component store is restored to a healthy state.
SFC relies on the WinSxS store to source replacement files. If the component store is corrupted, DISM must repair it first.
4
Run `sfc /scannow` using `/offbootdir=` and `/offwindir=` parameters.
Corrupted Windows system files are scanned and replaced using the healthy component store.
Offline SFC scans system file hashes against the healthy WinSxS repository and replaces corrupted binaries.
5
Restart the workstation into the standard Windows operating system.
The machine completes a normal boot sequence without entering crash loops or WinRE automatically.
Validates that system integrity has been fully restored and operating system boot failure is resolved.

Anahtar Kavram

Offline Windows system file repair workflow requiring DISM component store remediation prior to System File Checker execution.
Tahmini Süre:2m 30s
Soru 1690Soru →

A field technician replaces a failing internal storage drive in a corporate workstation assigned to an executive. The technician successfully deploys the standard OS image, verifies all user applications and files are restored, and receives confirmation from the executive that the system is fully operational. According to standard IT service desk documentation and ticketing workflows, which of the following actions must the technician complete before setting the ticket status to resolved?

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Cevap: Record the specific repair steps in the work log, update the workstation's associated hardware asset record with the new drive's serial number, and document user verification.

Cevap

The technician must record the specific repair steps in the work log, update the workstation's asset record with the new hardware serial number, and document end-user verification.
Complete incident ticket resolution requires three main components: a detailed description of the corrective actions taken, synchronization with the asset management system (such as updating serial numbers or asset tags), and explicit confirmation that the end user has verified functionality.

Adım Adım Çözüm

1
Review completed work and asset changes
Identify that a physical hardware component (storage drive) was swapped out and requires inventory tracking updates.
Maintaining accurate Configuration Management Database (CMDB) and asset tracking information is mandatory whenever hardware is added, removed, or replaced.
2
Document resolution details in the ticketing system
Log exact technical steps taken (imaging, data restoration), hardware changes (new serial number), and confirm user acceptance.
Detailed resolution notes provide a historical record for future troubleshooting and ensure accountability.
3
Update ticket lifecycle state
Transition the ticket status to Resolved.
The issue has been completely fixed, verified by the user, and documented fully according to operational standards.

Anahtar Kavram

Complete Incident Resolution Logging and Asset Management Synchronization
Soru 1691Soru →

A corporate mobile user reports that their managed smartphone suddenly lost access to internal email, cloud resources, and the enterprise VPN while working remotely. A technician inspects the device and observes that while personal internet browsing and cellular data function normally, all enterprise-managed applications are grayed out, and internal digital certificates are missing. The Mobile Device Management (MDM) console lists the device status as 'Orphaned / Non-Compliant.' Which of the following is the most likely root cause of this security and connectivity issue, and what action should the technician perform FIRST to resolve it?

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Cevap: The MDM enrollment profile was removed or revoked from the device; re-enroll the device into the MDM system using corporate credentials.

Cevap

The primary cause is the removal or revocation of the MDM enrollment profile. The technician must re-enroll the mobile device into the corporate MDM system.
The correct answer identifies that the MDM enrollment profile was removed or revoked. MDM profiles deploy essential enterprise assets including device certificates, VPN configurations, containerized application licenses, and security policies. When the MDM profile is removed—either by user action, security policy violation, or remote wipe—these corporate assets are stripped, causing the MDM console to flag the device as non-compliant while leaving non-corporate device features unaffected. Re-enrolling the device is the required first step to push these profiles back.

Adım Adım Çözüm

1
Analyze the device symptoms and MDM console status.
Identified that general cellular internet access functions, but corporate applications, certificates, and VPN profiles are unavailable, while the console status reads 'Orphaned / Non-Compliant.'
When an MDM profile is removed (either manually by the user or automatically due to policy non-compliance), corporate configuration payloads and enterprise profiles are purged.
2
Rule out network infrastructure or carrier failures.
Confirmed that the carrier network is active because personal internet traffic operates without error.
Isolating the fault to device-level security profiles prevents unnecessary carrier reporting or network settings modifications.
3
Perform initial remediation by re-establishing management trust.
Re-enrolled the mobile device in the MDM portal to push missing security profiles, VPN tokens, and enterprise app authorizations.
Re-enrollment reinstalls corporate certificates and managed app configurations, restoring secure access to enterprise resources.

Anahtar Kavram

Mobile Device Management (MDM) Profile Life Cycle and Security Isolation
Soru 1692Soru →

A senior systems administrator has completed the initial documentation for an upcoming enterprise database server migration. The administrator defined the scope of the change, documented the business purpose, conducted a comprehensive risk analysis, and created a detailed rollback plan. Which of the following actions should the administrator perform NEXT in accordance with standard change management procedures?

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Cevap: Submit the proposed change request package to the Change Advisory Board (CAB) for review and approval.

Cevap

Submitting the proposed change request package to the Change Advisory Board (CAB) for review and approval is the mandatory next step.
In standard ITIL and CompTIA change management frameworks, once a change request package (including scope, risk analysis, business purpose, and rollback plan) is drafted, it must be submitted to the Change Advisory Board (CAB) for formal review and approval. Approval ensures that business impact, resource availability, and risk mitigation strategies are validated prior to scheduling and execution.

Adım Adım Çözüm

1
Identify the current phase of the change management lifecycle presented in the scenario.
The administrator has completed scope definition, risk analysis, purpose documentation, and rollback planning.
These steps constitute the creation of the complete Change Request package.
2
Determine the required chronological next step in enterprise change management workflows.
The completed change request must be reviewed and authorized by designated stakeholders.
Submitting the change request package to the Change Advisory Board (CAB) secures formal approval before any scheduling or deployment takes place.
3
Evaluate subsequent steps that depend on CAB authorization.
Stakeholder notifications, scheduling maintenance windows, and implementation occur after CAB approval.
Executing changes or sending premature downtime notices without CAB authorization violates organizational governance.

Anahtar Kavram

Change Management Workflow Order (Plan → Risk/Rollback → CAB Approval → Notification → Implementation → Testing)
Soru 1693Soru →

A help desk technician is attempting to assist a remote user whose corporate laptop runs Windows 11 Home. The technician needs to view the user's screen and interactively troubleshoot a software issue with the user's explicit permission. The technician attempts to turn on the incoming Remote Desktop feature in system settings on the user's laptop, but the setting is unavailable. Which of the following best explains why this feature is unavailable and identifies the correct solution?

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Cevap: Windows 11 Home edition does not support acting as a Remote Desktop Protocol (RDP) host; the technician should use Microsoft Remote Assistance (MSRA) or Quick Assist instead.

Cevap

Windows 11 Home edition does not support acting as a Remote Desktop Protocol (RDP) host; the technician should use Microsoft Remote Assistance (MSRA) or Quick Assist instead.
Windows 11 Home edition lacks the inbound Remote Desktop Protocol (RDP) server components, meaning incoming RDP connections cannot be enabled regardless of firewall rules or administrator privileges. For interactive desktop support where an end-user invites a technician to view and control their screen, tools such as Microsoft Remote Assistance (MSRA) or Quick Assist function across all Windows editions, including Home.

Adım Adım Çözüm

1
Analyze the operating system edition features regarding remote management.
Determine that Windows 11 Home only functions as an RDP client (initiating outbound connections) and cannot host incoming RDP server sessions.
CompTIA A+ standards specify that incoming RDP host capability requires Windows Pro, Enterprise, or Education editions.
2
Evaluate alternative remote assistance utilities compatible with Home editions.
Select Microsoft Remote Assistance (MSRA) or Quick Assist.
Both MSRA and Quick Assist allow users on any Windows edition to invite a support technician for an interactive desktop sharing session.

Anahtar Kavram

Windows OS Edition Capabilities and Remote Support Utilities
Tahmini Süre:1m 30s
Soru 1694Soru →

A support technician has completed troubleshooting a software configuration issue on an end user's workstation. According to standard IT ticketing system workflows, which TWO of the following pieces of information MUST be included in the ticket resolution entry before closing the ticket? (Select TWO.)

Geçerli olan tümünü seçin

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Cevap: A detailed description of the specific steps taken to resolve the issue; Confirmation of end-user verification that the problem has been resolved

Cevap

Proper ticket resolution logging requires documenting the precise resolution steps taken and securing end-user confirmation that the issue is resolved.
Standard operational procedures for ticket closure require documenting the exact technical resolution steps for knowledge sharing and auditing, alongside securing explicit confirmation from the user that the system is operating as expected.

Adım Adım Çözüm

1
Identify the mandatory components of a complete ticket resolution log in IT Service Management (ITSM).
Recognize that work logs require accurate technical steps and customer verification.
Detailed documentation helps build knowledge bases and ensures end-user satisfaction before closing incidents.
2
Evaluate the choices to select necessary information versus improper logging practices.
Selecting the description of corrective actions and end-user confirmation fulfilled standard workflow compliance.
Including sensitive data like passwords violates security policies, and purging logs destroys operational history.

Anahtar Kavram

Incident Documentation and Resolution Logging Workflows
Soru 1695Soru →

A tier 1 helpdesk technician is assisting a user over a remote support chat session to configure corporate email on a mobile device. The user expresses anxiety about making mistakes and admits to being unfamiliar with technical settings. Which of the following professional communication practices should the technician follow during this interaction? (Select TWO.)

Geçerli olan tümünü seçin

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Cevap: Avoid using complex technical acronyms and explain each configuration step in clear, accessible language.; Maintain a patient, reassuring tone while walking the user through the configuration process step-by-step.

Cevap

The technician should avoid using complex technical acronyms by translating settings into clear language, and maintain a patient, reassuring tone while guiding the user step-by-step.
Professional communication guidelines for CompTIA A+ require technicians to speak in clear, non-technical terms to avoid confusing end users, while maintaining a patient, supportive posture throughout the troubleshooting or setup process.

Adım Adım Çözüm

1
Identify the user's skill level and emotional state from the scenario.
The user is non-technical, anxious, and unfamiliar with IT configuration terms.
Recognizing customer needs dictates the appropriate communication strategy.
2
Evaluate communication techniques for effectiveness and professionalism.
Using plain language without heavy jargon and providing patient, step-by-step guidance directly address the user's anxiety and knowledge gap.
CompTIA best practices emphasize active listening, avoiding jargon, and maintaining a positive attitude.
3
Eliminate unprofessional or intrusive behaviors.
Redirecting users to technical manuals or taking control of devices without consent are improper actions.
Technicians must respect customer boundaries and provide active assistance.

Anahtar Kavram

Professional Interpersonal Communication and User Handling
Soru 1696Soru →

A desktop technician needs to repair suspected system file corruption on a Windows workstation where the local Windows component store itself might be damaged. What is the correct sequence of repair steps the technician should perform?

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Cevap

The technician must first open an elevated Command Prompt, execute DISM to repair the component store, run SFC to repair corrupted system files, and restart the workstation to finalize updates.
The correct repair sequence begins with launching an elevated command shell. Next, DISM is executed to fix the Windows Component Store payload. Once DISM finishes successfully, SFC is run to replace damaged OS binaries using the clean store. Finally, restarting the system applies changes to locked files.

Adım Adım Çözüm

1
Launch Command Prompt with elevated privileges.
System grants administrative rights required for disk and image repairs.
Command-line repair utilities require elevated rights to access system directories.
2
Run DISM with the restore health parameter.
The Windows Component Store payload files are checked and repaired.
SFC relies on the component store as its source for clean replacement files.
3
Run SFC scannow.
Corrupted protected system files are repaired using the healthy store.
Scanning after DISM ensures SFC has valid clean files available.
4
Reboot the system.
In-use protected system files are updated during startup.
Locks on actively loaded system binaries are released during reboot.

Anahtar Kavram

Sequential repair of Windows system files using DISM prior to SFC
Tahmini Süre:1m 0s
Soru 1697Soru →

A help desk technician needs to establish a basic, unencrypted text-based terminal session to configure a legacy network device on an isolated lab network. Which protocol and default port should the technician select?

Cevabı ve açıklamayı göster

Cevap: Telnet on TCP port 23

Cevap

Telnet on TCP port 23 provides an unencrypted text-based terminal session.
Telnet is designed for text-based remote administration and transmits data in plain text without encryption. It operates over TCP port 23 by default, matching the requirement for an unencrypted terminal session to a legacy device.

Adım Adım Çözüm

1
Identify the requested interface type and security level
The scenario requires an unencrypted, text-based command-line terminal session.
Legacy devices often rely on plain-text command-line protocols for basic access.
2
Match the requirement to the appropriate protocol and default port
Telnet delivers cleartext command-line management over TCP port 23.
Telnet transmits all traffic without encryption over TCP port 23.

Anahtar Kavram

Telnet Protocol and Port Identification
Soru 1698Soru →

A tier 2 support technician is assigned two distinct tasks:
1. Assist a remote user working on a Windows 11 Home laptop by temporarily taking control of the screen to troubleshoot an application issue.
2. Securely execute administrative command-line scripts on a remote Linux server across an untrusted public network.

Which TWO of the following remote access tools or protocols should the technician select to accomplish these tasks? (Select TWO.)

Geçerli olan tümünü seçin

Cevabı ve açıklamayı göster

Cevap: Quick Assist to initiate a cloud-based interactive remote assistance session on the Windows 11 Home computer; Secure Shell (SSH) over TCP port 22 to establish an encrypted console session with the Linux server

Cevap

Quick Assist for interactive screen sharing on Windows 11 Home and Secure Shell (SSH) over TCP port 22 for secure terminal access to the Linux server.
Quick Assist is the correct built-in tool for assisting users on Windows 11 Home because Windows Home cannot host incoming Remote Desktop (RDP) sessions. Secure Shell (SSH) over TCP port 22 is the standard secure protocol for establishing an encrypted terminal connection to remote Linux servers.

Adım Adım Çözüm

1
Evaluate the remote assistance requirement for Windows 11 Home.
Identify that Windows Home editions lack incoming RDP host capabilities, making Quick Assist the appropriate built-in remote desktop assistance tool.
Quick Assist functions across Windows editions and uses cloud authentication for remote desktop sharing.
2
Evaluate the secure command-line administration requirement for the Linux server.
Select SSH operating on default TCP port 22.
SSH encrypts session data and credentials over public networks, whereas legacy protocols like Telnet transmit data in cleartext.

Anahtar Kavram

Selecting appropriate remote access tools and protocols based on operating system edition capabilities and security requirements.
Soru 1699Soru →

A desktop technician is servicing a Windows workstation that exhibits severe system corruption after an improper shutdown. The System File Checker utility (`sfc /scannow`) fails immediately, stating that the Windows Component Store is corrupted. What is the correct sequence of command-line operations the technician should perform to repair the Component Store and successfully fix the corrupted system files using an online repair source?

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Cevap

The technician should first verify corruption status (`dism /checkhealth`), perform a thorough health scan (`dism /scanhealth`), repair the Component Store payload (`dism /restorehealth`), and finally execute the System File Checker scan (`sfc /scannow`).
The correct troubleshooting sequence requires inspecting and repairing the underlying servicing store before attempting to fix system binaries. `dism /checkhealth` quickly verifies existing flags, `dism /scanhealth` performs a full scan of the Component Store, `dism /restorehealth` fixes the corrupted payload store via Windows Update, and `sfc /scannow` uses the repaired store to replace corrupted protected system files.

Adım Adım Çözüm

1
Check the health status of the Windows image using DISM CheckHealth.
Determines if corruption was previously flagged in the registry.
Running `dism /online /cleanup-image /checkhealth` is a quick diagnostic step that does not make repairs or perform lengthy scans.
2
Perform a deep integrity scan of the Windows Component Store using DISM ScanHealth.
Scans the component store for corruption.
Executing `dism /online /cleanup-image /scanhealth` checks the Component Store thoroughly to confirm whether repairs are necessary.
3
Repair the corrupted Windows Component Store using DISM RestoreHealth.
Replaces corrupted payload files in the Component Store using Windows Update.
Executing `dism /online /cleanup-image /restorehealth` fixes the local store. SFC relies on this store to repair system files.
4
Scan and repair protected system files using System File Checker.
Verifies protected Windows binaries and replaces corrupted files using the repaired Component Store.
Running `sfc /scannow` as the final step successfully replaces damaged core system files now that the backing source is healthy.

Anahtar Kavram

DISM and SFC Repair Workflow Sequencing
Soru 1700Soru →

A Tier 2 support technician is resolving an escalated incident regarding intermittent VPN disconnections affecting remote sales staff. After adjusting the maximum transmission unit (MTU) size on the gateway and re-applying corporate network policy profiles, the technician observes stable ping responses. Before changing the ticket status to closed, which TWO of the following documentation actions should the technician complete in accordance with standard ticketing workflows? (Select TWO.)

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Cevabı ve açıklamayı göster

Cevap: Record the specific root cause discovered and the exact configuration changes implemented during remediation.; Obtain explicit confirmation from the affected end user that functionality has been restored to their satisfaction.

Cevap

The technician must record the specific root cause and exact technical changes made, as well as obtain explicit user verification of service restoration prior to closing the ticket.
In enterprise ticketing system workflows, a complete incident resolution entry must contain both a clear technical accounting of the issue (root cause and precise fix details) and explicit verification from the customer that their service is fully operational. Recording the root cause and precise fix builds organizational knowledge for future tier-1 and tier-2 reference, while user confirmation ensures high service quality and prevents ticket re-opening.

Adım Adım Çözüm

1
Analyze the technical resolution requirements for incident documentation.
Identified that the root cause (MTU size misconfiguration) and specific technical steps taken (gateway adjustment and policy re-application) must be documented for future knowledge base reference.
Clear technical logging allows team members to resolve recurring issues faster and maintains operational accountability.
2
Evaluate operational closure requirements involving the requestor.
Identified that verifying problem resolution directly with the impacted end user is a mandatory prerequisite before marking the ticket as closed.
System verification alone does not guarantee end-user workflow restoration; user acceptance prevents premature ticket closure.
3
Filter out anti-patterns and unsafe documentation practices.
Rejected options involving purging ticket logs or storing unencrypted credentials in documentation.
Deleting history destroys audit capability, while recording sensitive security credentials violates organizational data security policies.

Anahtar Kavram

Complete Ticket Resolution and Closure Documentation Workflows
Tahmini Süre:2m 0s
ÖncekiSayfa 85 / 178Sonraki
Tüm alıştırma soruları — CompTIA A+ (Core 1 & Core 2) | Examkin