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Microsoft AZ-900 Practice Test 20

Question 190

A tourism service wants software patches installed without unscheduled customer outages. Which configuration or operating action most directly puts that decision into practice?

  1. Provision test stacks from a reviewed deployment template rather than ad hoc clicks.
  2. Define separate load and fault tests in the release acceptance plan.
  3. Tune autoscale upper and lower bounds and watch charges against a budget.
  4. Stage changes across instances behind appropriate routing and health checks.

Explanation

Correct Answer

D:

Stage changes across instances behind appropriate routing and health checks. The implementation operationalizes this design choice: Use resilient rolling-deployment design across multiple eligible instances. Acceptance should demonstrate: User sessions stay within SLO while a subset of instances upgrades.

Incorrect Answers

A:

This setup is relevant to another workload: A nonprofit wants a repeatable way to deploy infrastructure in multiple test environments. The current configuration must instead achieve: User sessions stay within SLO while a subset of instances upgrades.

B:

That action implements a different requirement: An app owner assumes reliability and scalability are interchangeable attributes. It does not establish the required result in this case: User sessions stay within SLO while a subset of instances upgrades.

C:

This change would be appropriate under a different condition: A retail store needs its web service to tolerate unexpected demand while controlling spend. Here it would not validate: User sessions stay within SLO while a subset of instances upgrades.

Question 191

A tourism service wants software patches installed without unscheduled customer outages. Which observation is the strongest acceptance test for this scenario?

  1. The documented design identifies the actual availability commitment and exclusions.
  2. Latency remains within target during a controlled traffic ramp.
  3. A controlled host failure leaves the ticketing service available.
  4. User sessions stay within SLO while a subset of instances upgrades.

Explanation

Correct Answer

D:

User sessions stay within SLO while a subset of instances upgrades. That directly tests the stated requirement: A tourism service wants software patches installed without unscheduled customer outages. It contrasts with the observed failure: Taking one instance offline halts the whole customer service.

Incorrect Answers

A:

This observation is evidence for a separate scenario: An engineering firm wants to know which outages are covered by Azure SLAs. It does not test the necessary outcome here: User sessions stay within SLO while a subset of instances upgrades.

B:

That check tests another control: A streaming media team sees performance fall as audience demand grows. The decisive result for this workload is: User sessions stay within SLO while a subset of instances upgrades.

C:

The test is relevant when a ticketing platform wants uptime after a single VM host fails. It cannot establish the specified acceptance result: User sessions stay within SLO while a subset of instances upgrades.

Question 192

A tourism service wants software patches installed without unscheduled customer outages. The team observes: Taking one instance offline halts the whole customer service. Which planning or configuration error best accounts for this result?

  1. Permissions were overbroad and audit visibility was not configured.
  2. Manual provisioning was used instead of consistent declarative deployment.
  3. The process kept an on-premises hardware procurement model.
  4. All traffic depended on an unreplicated application node.

Explanation

Correct Answer

D:

All traffic depended on an unreplicated application node. That explains the symptom: Taking one instance offline halts the whole customer service. The targeted corrective action is: Stage changes across instances behind appropriate routing and health checks.

Incorrect Answers

A:

This cause is consistent with a different issue: Unknown users can modify production resources without a trace. It does not account for the reported symptom here: Taking one instance offline halts the whole customer service.

B:

The alternate mechanism would more directly produce this other failure: Each new environment has a different network and compute baseline. The current incident instead involves: Taking one instance offline halts the whole customer service.

C:

That explanation belongs to a different fault pattern: Every instance request still requires buying and racking new equipment. It does not explain why taking one instance offline halts the whole customer service.

Question 193

A company wants fast restoration of accidentally deleted cloud data. Which Azure or cloud concept most directly matches the requirement?

  1. Consider geographic placement and service routing for performance predictability.
  2. Include tested backup and recovery in the reliability strategy.
  3. Use automated infrastructure definitions to improve manageability.
  4. Design redundancy or availability measures rather than simply increasing CPU capacity.

Explanation

Correct Answer

B:

Include tested backup and recovery in the reliability strategy. The governing requirement is: A company wants fast restoration of accidentally deleted cloud data. This solution specifically supports the outcome that a deleted file can be restored to a verified recent recovery point.

Incorrect Answers

A:

This design is appropriate for a different requirement: A product team needs lower latency for customers spread across distant regions. Here the decisive outcome must instead be: A deleted file can be restored to a verified recent recovery point.

C:

This option solves a different planning problem: A nonprofit wants a repeatable way to deploy infrastructure in multiple test environments. The current acceptance criterion is specific: A deleted file can be restored to a verified recent recovery point.

D:

This design is appropriate for a different requirement: A ticketing platform wants uptime after a single VM host fails. Here the decisive outcome must instead be: A deleted file can be restored to a verified recent recovery point.

Question 194

A company wants fast restoration of accidentally deleted cloud data. Which implementation step would best fulfill the stated requirement?

  1. Measure latency by user geography before selecting supported deployment regions.
  2. Define separate load and fault tests in the release acceptance plan.
  3. Choose the approved redundancy option for the relevant Azure storage account.
  4. Configure supported backups and periodically restore a representative dataset.

Explanation

Correct Answer

D:

Configure supported backups and periodically restore a representative dataset. The implementation operationalizes this design choice: Include tested backup and recovery in the reliability strategy. Acceptance should demonstrate: A deleted file can be restored to a verified recent recovery point.

Incorrect Answers

A:

This setup is relevant to another workload: A product team needs lower latency for customers spread across distant regions. The current configuration must instead achieve: A deleted file can be restored to a verified recent recovery point.

B:

That action implements a different requirement: An app owner assumes reliability and scalability are interchangeable attributes. It does not establish the required result in this case: A deleted file can be restored to a verified recent recovery point.

C:

This change would be appropriate under a different condition: A charity worries data may disappear when a single storage device fails. Here it would not validate: A deleted file can be restored to a verified recent recovery point.

Question 195

A company wants fast restoration of accidentally deleted cloud data. Which result would best demonstrate successful implementation?

  1. Representative users meet latency goals in target markets.
  2. The documented design identifies the actual availability commitment and exclusions.
  3. A deleted file can be restored to a verified recent recovery point.
  4. Observed monthly latency stays within the agreed range under comparable load.

Explanation

Correct Answer

C:

A deleted file can be restored to a verified recent recovery point. That directly tests the stated requirement: A company wants fast restoration of accidentally deleted cloud data. It contrasts with the observed failure: A backup dashboard is green but no test restore succeeds.

Incorrect Answers

A:

This observation is evidence for a separate scenario: A product team needs lower latency for customers spread across distant regions. It does not test the necessary outcome here: A deleted file can be restored to a verified recent recovery point.

B:

That check tests another control: An engineering firm wants to know which outages are covered by Azure SLAs. The decisive result for this workload is: A deleted file can be restored to a verified recent recovery point.

D:

This observation is evidence for a separate scenario: A payroll team wants predictable monthly performance rather than only occasional availability. It does not test the necessary outcome here: A deleted file can be restored to a verified recent recovery point.

Question 196

A company wants fast restoration of accidentally deleted cloud data. The team observes: A backup dashboard is green but no test restore succeeds. What should the team identify as the primary mechanism behind the problem?

  1. Backups were never tested for usable recovery.
  2. Only scalability was tested, not fault tolerance.
  3. The policy standard existed only on paper and was not assigned or enforced.
  4. The architecture had recovery copies but no high-availability design.

Explanation

Correct Answer

A:

Backups were never tested for usable recovery. That explains the symptom: A backup dashboard is green but no test restore succeeds. The targeted corrective action is: Configure supported backups and periodically restore a representative dataset.

Incorrect Answers

B:

The alternate mechanism would more directly produce this other failure: A system passes load tests but fails on a single-zone outage. The current incident instead involves: A backup dashboard is green but no test restore succeeds.

C:

That explanation belongs to a different fault pattern: Teams deploy unapproved locations despite an internal governance document. It does not explain why a backup dashboard is green but no test restore succeeds.

D:

This cause is consistent with a different issue: Every failure requires hours of manual database restoration. It does not account for the reported symptom here: A backup dashboard is green but no test restore succeeds.

Question 197

A product team needs lower latency for customers spread across distant regions. Which design choice best fits the stated business constraint?

  1. Distinguish running-service availability from recovery of historical backup copies.
  2. Establish governance controls in addition to securing individual workloads.
  3. Consider geographic placement and service routing for performance predictability.
  4. Use automated infrastructure definitions to improve manageability.

Explanation

Correct Answer

C:

Consider geographic placement and service routing for performance predictability. The governing requirement is: A product team needs lower latency for customers spread across distant regions. This solution specifically supports the outcome that representative users meet latency goals in target markets.

Incorrect Answers

A:

This design is appropriate for a different requirement: A school plans a cloud database and assumes backup copies alone deliver high availability. Here the decisive outcome must instead be: Representative users meet latency goals in target markets.

B:

That concept addresses this separate situation: A bank is concerned cloud services can be provisioned outside approved policy. It does not by itself establish the result required here: Representative users meet latency goals in target markets.

D:

This design is appropriate for a different requirement: A nonprofit wants a repeatable way to deploy infrastructure in multiple test environments. Here the decisive outcome must instead be: Representative users meet latency goals in target markets.

Question 198

A product team needs lower latency for customers spread across distant regions. Which Azure setup action best follows from this scenario?

  1. Combine appropriate service redundancy with separately tested backup recovery.
  2. Measure latency by user geography before selecting supported deployment regions.
  3. Organize resources for portal and monitoring views with appropriate access.
  4. Configure supported geo-replication and restore/runbook procedures as appropriate.

Explanation

Correct Answer

B:

Measure latency by user geography before selecting supported deployment regions. The implementation operationalizes this design choice: Consider geographic placement and service routing for performance predictability. Acceptance should demonstrate: Representative users meet latency goals in target markets.

Incorrect Answers

A:

This setup is relevant to another workload: A school plans a cloud database and assumes backup copies alone deliver high availability. The current configuration must instead achieve: Representative users meet latency goals in target markets.

C:

This change would be appropriate under a different condition: An IT service provider wants rapid visibility into resource health and resource inventory. Here it would not validate: Representative users meet latency goals in target markets.

D:

This setup is relevant to another workload: A municipal app must recover quickly after a regional disruption. The current configuration must instead achieve: Representative users meet latency goals in target markets.

Question 199

A product team needs lower latency for customers spread across distant regions. Which verification outcome should the team expect from the right design?

  1. The service has independent evidence for load scaling and outage recovery.
  2. Representative users meet latency goals in target markets.
  3. A controlled host failure leaves the ticketing service available.
  4. User sessions stay within SLO while a subset of instances upgrades.

Explanation

Correct Answer

B:

Representative users meet latency goals in target markets. That directly tests the stated requirement: A product team needs lower latency for customers spread across distant regions. It contrasts with the observed failure: Remote users have poor response time despite healthy servers.

Incorrect Answers

A:

This observation is evidence for a separate scenario: An app owner assumes reliability and scalability are interchangeable attributes. It does not test the necessary outcome here: Representative users meet latency goals in target markets.

C:

The test is relevant when a ticketing platform wants uptime after a single VM host fails. It cannot establish the specified acceptance result: Representative users meet latency goals in target markets.

D:

This observation is evidence for a separate scenario: A tourism service wants software patches installed without unscheduled customer outages. It does not test the necessary outcome here: Representative users meet latency goals in target markets.

Question 200

A product team needs lower latency for customers spread across distant regions. The team observes: Remote users have poor response time despite healthy servers. Which underlying mistake most directly explains the reported symptom?

  1. Regional placement and routing were chosen without geographic latency evidence.
  2. The data was stored without an appropriate redundancy configuration.
  3. All replicas were concentrated in the same availability zone.
  4. All traffic depended on an unreplicated application node.

Explanation

Correct Answer

A:

Regional placement and routing were chosen without geographic latency evidence. That explains the symptom: Remote users have poor response time despite healthy servers. The targeted corrective action is: Measure latency by user geography before selecting supported deployment regions.

Incorrect Answers

B:

The alternate mechanism would more directly produce this other failure: A single copy fails when its hardware disappears. The current incident instead involves: Remote users have poor response time despite healthy servers.

C:

That explanation belongs to a different fault pattern: A zonal failure removes every application instance. It does not explain why remote users have poor response time despite healthy servers.

D:

This cause is consistent with a different issue: Taking one instance offline halts the whole customer service. It does not account for the reported symptom here: Remote users have poor response time despite healthy servers.

Microsoft Azure Fundamentals (AZ-900) Practice Tests

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