42 Cloud · Well-Architected/Reliability questions from the Cloud bank, written for Indian campus drives and tech interviews. Every question has a verified answer and an AI-tutor explanation on placd.
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A.an architecture serving traffic from multiple regions simultaneously for resilience
B.Recovery Time Objective; the maximum acceptable time to restore service after an outage
C.an isolated location within a region, each with independent power and networking
D.a geographic area containing multiple isolated Availability Zones
Answer + AI explanation with Pro
2. Which term means: "an isolated location within a region, each with independent power and networking"?
Junior
A.High Availability
B.RPO
C.Availability Zone
D.RTO
Answer + AI explanation with Pro
3. Which statement is correct?
Junior
A.Availability Zone — the scope of impact when a single component or account fails
B.Availability Zone — a DR strategy keeping a minimal core running, scaled up on failover
C.Availability Zone — a geographic area containing multiple isolated Availability Zones
D.Availability Zone — an isolated location within a region, each with independent power and networking
Answer + AI explanation with Pro
4. What is Region?
Junior
A.a DR strategy keeping a minimal core running, scaled up on failover
B.a geographic area containing multiple isolated Availability Zones
C.Recovery Point Objective; the maximum acceptable amount of data loss measured in time
D.designing systems to remain operational despite component failures
Answer + AI explanation with Pro
5. Which term means: "a geographic area containing multiple isolated Availability Zones"?
Junior
A.Availability Zone
B.Region
C.Blast Radius
D.RTO
Answer + AI explanation with Pro
6. Which statement is correct?
Junior
A.Region — an architecture serving traffic from multiple regions simultaneously for resilience
B.Region — a geographic area containing multiple isolated Availability Zones
C.Region — an isolated location within a region, each with independent power and networking
D.Region — Recovery Point Objective; the maximum acceptable amount of data loss measured in time
Answer + AI explanation with Pro
7. What is High Availability?
Junior
A.a geographic area containing multiple isolated Availability Zones
B.an architecture serving traffic from multiple regions simultaneously for resilience
C.designing systems to remain operational despite component failures
D.the scope of impact when a single component or account fails
Answer + AI explanation with Pro
8. Which term means: "designing systems to remain operational despite component failures"?
Junior
A.Multi-Region Active-Active
B.Blast Radius
C.RPO
D.High Availability
Answer + AI explanation with Pro
9. Which statement is correct?
Junior
A.High Availability — designing systems to remain operational despite component failures
B.High Availability — Recovery Point Objective; the maximum acceptable amount of data loss measured in time
C.High Availability — Recovery Time Objective; the maximum acceptable time to restore service after an outage
D.High Availability — a geographic area containing multiple isolated Availability Zones
Answer + AI explanation with Pro
10. What is RTO?
Mid
A.a geographic area containing multiple isolated Availability Zones
B.Recovery Time Objective; the maximum acceptable time to restore service after an outage
C.designing systems to remain operational despite component failures
D.an architecture serving traffic from multiple regions simultaneously for resilience
Answer + AI explanation with Pro
11. Which term means: "Recovery Time Objective; the maximum acceptable time to restore service after an outage"?
Mid
A.Multi-Region Active-Active
B.RTO
C.RPO
D.Pilot Light
Answer + AI explanation with Pro
12. Which statement is correct?
Mid
A.RTO — designing systems to remain operational despite component failures
B.RTO — Recovery Time Objective; the maximum acceptable time to restore service after an outage
C.RTO — a geographic area containing multiple isolated Availability Zones
D.RTO — the scope of impact when a single component or account fails
Answer + AI explanation with Pro
13. What is RPO?
Mid
A.Recovery Point Objective; the maximum acceptable amount of data loss measured in time
B.the scope of impact when a single component or account fails
C.a geographic area containing multiple isolated Availability Zones
D.an isolated location within a region, each with independent power and networking
Answer + AI explanation with Pro
14. Which term means: "Recovery Point Objective; the maximum acceptable amount of data loss measured in time"?
Mid
A.Availability Zone
B.Blast Radius
C.RPO
D.High Availability
Answer + AI explanation with Pro
15. Which statement is correct?
Mid
A.RPO — the scope of impact when a single component or account fails
B.RPO — an architecture serving traffic from multiple regions simultaneously for resilience
C.RPO — Recovery Point Objective; the maximum acceptable amount of data loss measured in time
D.RPO — Recovery Time Objective; the maximum acceptable time to restore service after an outage
Answer + AI explanation with Pro
16. What is Blast Radius?
Mid
A.a DR strategy keeping a minimal core running, scaled up on failover
B.Recovery Point Objective; the maximum acceptable amount of data loss measured in time
C.Recovery Time Objective; the maximum acceptable time to restore service after an outage
D.the scope of impact when a single component or account fails
Answer + AI explanation with Pro
17. Which term means: "the scope of impact when a single component or account fails"?
Mid
A.Blast Radius
B.Pilot Light
C.Region
D.RTO
Answer + AI explanation with Pro
18. Which statement is correct?
Mid
A.Blast Radius — an isolated location within a region, each with independent power and networking
B.Blast Radius — a geographic area containing multiple isolated Availability Zones
C.Blast Radius — the scope of impact when a single component or account fails
D.Blast Radius — designing systems to remain operational despite component failures
Answer + AI explanation with Pro
19. What is Pilot Light?
Senior
A.a DR strategy keeping a minimal core running, scaled up on failover
B.the scope of impact when a single component or account fails
C.Recovery Time Objective; the maximum acceptable time to restore service after an outage
D.an architecture serving traffic from multiple regions simultaneously for resilience
Answer + AI explanation with Pro
20. Which term means: "a DR strategy keeping a minimal core running, scaled up on failover"?
Senior
A.Region
B.RTO
C.High Availability
D.Pilot Light
Answer + AI explanation with Pro
21. Which statement is correct?
Senior
A.Pilot Light — an isolated location within a region, each with independent power and networking
B.Pilot Light — an architecture serving traffic from multiple regions simultaneously for resilience
C.Pilot Light — the scope of impact when a single component or account fails
D.Pilot Light — a DR strategy keeping a minimal core running, scaled up on failover
Answer + AI explanation with Pro
22. What is Multi-Region Active-Active?
Senior
A.a DR strategy keeping a minimal core running, scaled up on failover
B.an isolated location within a region, each with independent power and networking
C.Recovery Time Objective; the maximum acceptable time to restore service after an outage
D.an architecture serving traffic from multiple regions simultaneously for resilience
Answer + AI explanation with Pro
23. Which term means: "an architecture serving traffic from multiple regions simultaneously for resilience"?
Senior
A.Blast Radius
B.RTO
C.Region
D.Multi-Region Active-Active
Answer + AI explanation with Pro
24. Which statement is correct?
Senior
A.Multi-Region Active-Active — Recovery Point Objective; the maximum acceptable amount of data loss measured in time
B.Multi-Region Active-Active — the scope of impact when a single component or account fails
C.Multi-Region Active-Active — an architecture serving traffic from multiple regions simultaneously for resilience
D.Multi-Region Active-Active — an isolated location within a region, each with independent power and networking
Answer + AI explanation with Pro
25. What does aws cloudwatch put-metric-alarm do?
Junior
A.searches CloudWatch Logs events by pattern and time range
B.previews changes a stack update will make before applying them
C.creates an alarm that triggers actions on a CloudWatch metric threshold
D.provisions a set of resources as code from a CloudFormation template
Answer + AI explanation with Pro
26. Which command will creates an alarm that triggers actions on a CloudWatch metric threshold?
Junior
A.aws logs filter-log-events
B.aws cloudformation create-stack
C.aws cloudformation create-change-set
D.aws cloudwatch put-metric-alarm
Answer + AI explanation with Pro
27. Which statement is correct?
Junior
A.aws cloudwatch put-metric-alarm — lists AWS Health events affecting your account's resources
B.aws cloudwatch put-metric-alarm — previews changes a stack update will make before applying them
C.aws cloudwatch put-metric-alarm — creates an alarm that triggers actions on a CloudWatch metric threshold
D.aws cloudwatch put-metric-alarm — searches CloudWatch Logs events by pattern and time range
Answer + AI explanation with Pro
28. What does aws cloudwatch get-metric-statistics do?
Mid
A.retrieves statistics for a CloudWatch metric over a time range
B.creates an alarm that triggers actions on a CloudWatch metric threshold
C.searches CloudWatch Logs events by pattern and time range
D.previews changes a stack update will make before applying them
Answer + AI explanation with Pro
29. Which command will retrieves statistics for a CloudWatch metric over a time range?
Mid
A.aws health describe-events
B.aws cloudformation create-change-set
C.aws cloudwatch get-metric-statistics
D.aws logs filter-log-events
Answer + AI explanation with Pro
30. Which statement is correct?
Mid
A.aws cloudwatch get-metric-statistics — provisions a set of resources as code from a CloudFormation template
B.aws cloudwatch get-metric-statistics — retrieves statistics for a CloudWatch metric over a time range
C.aws cloudwatch get-metric-statistics — searches CloudWatch Logs events by pattern and time range
D.aws cloudwatch get-metric-statistics — lists AWS Health events affecting your account's resources
Answer + AI explanation with Pro
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