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Cloud · Migration & DR interview questions

24 real Cloud · Migration & DR questions from the Cloud bank, as asked in Indian campus drives and tech interviews. Every question has a verified answer and an AI-tutor explanation on placd — free to start.

1. What is Lift and Shift?

Junior
  1. A.a DR strategy running a scaled-down but functional copy ready to scale up on failover
  2. B.a managed service to migrate databases to the cloud with minimal downtime
  3. C.re-architecting an application to be cloud-native, often using serverless or microservices
  4. D.migrating applications to the cloud with minimal changes, also called rehosting
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3. Which statement is correct?

Junior
  1. A.Lift and Shift — re-architecting an application to be cloud-native, often using serverless or microservices
  2. B.Lift and Shift — incrementally replacing a legacy system by routing functionality to new services over time
  3. C.Lift and Shift — a DR strategy running a scaled-down but functional copy ready to scale up on failover
  4. D.Lift and Shift — migrating applications to the cloud with minimal changes, also called rehosting
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4. What is Replatforming?

Junior
  1. A.migrating applications to the cloud with minimal changes, also called rehosting
  2. B.re-architecting an application to be cloud-native, often using serverless or microservices
  3. C.moving to the cloud with limited optimizations like a managed database, without rewriting
  4. D.a managed service to migrate databases to the cloud with minimal downtime
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6. Which statement is correct?

Junior
  1. A.Replatforming — returning workloads to the primary site or region after a failover is resolved
  2. B.Replatforming — moving to the cloud with limited optimizations like a managed database, without rewriting
  3. C.Replatforming — a managed service to migrate databases to the cloud with minimal downtime
  4. D.Replatforming — migrating applications to the cloud with minimal changes, also called rehosting
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7. What is Refactoring?

Mid
  1. A.re-architecting an application to be cloud-native, often using serverless or microservices
  2. B.returning workloads to the primary site or region after a failover is resolved
  3. C.incrementally replacing a legacy system by routing functionality to new services over time
  4. D.a managed service to migrate databases to the cloud with minimal downtime
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9. Which statement is correct?

Mid
  1. A.Refactoring — re-architecting an application to be cloud-native, often using serverless or microservices
  2. B.Refactoring — a managed service to migrate databases to the cloud with minimal downtime
  3. C.Refactoring — a DR strategy running a scaled-down but functional copy ready to scale up on failover
  4. D.Refactoring — a low-cost DR strategy that restores from backups after a disaster, with longer recovery
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10. What is Backup and Restore?

Mid
  1. A.a low-cost DR strategy that restores from backups after a disaster, with longer recovery
  2. B.a DR strategy running a scaled-down but functional copy ready to scale up on failover
  3. C.moving to the cloud with limited optimizations like a managed database, without rewriting
  4. D.migrating applications to the cloud with minimal changes, also called rehosting
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12. Which statement is correct?

Mid
  1. A.Backup and Restore — migrating applications to the cloud with minimal changes, also called rehosting
  2. B.Backup and Restore — a DR strategy running a scaled-down but functional copy ready to scale up on failover
  3. C.Backup and Restore — a managed service to migrate databases to the cloud with minimal downtime
  4. D.Backup and Restore — a low-cost DR strategy that restores from backups after a disaster, with longer recovery
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13. What is Warm Standby?

Mid
  1. A.returning workloads to the primary site or region after a failover is resolved
  2. B.moving to the cloud with limited optimizations like a managed database, without rewriting
  3. C.a DR strategy running a scaled-down but functional copy ready to scale up on failover
  4. D.re-architecting an application to be cloud-native, often using serverless or microservices
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15. Which statement is correct?

Mid
  1. A.Warm Standby — a DR strategy running a scaled-down but functional copy ready to scale up on failover
  2. B.Warm Standby — a low-cost DR strategy that restores from backups after a disaster, with longer recovery
  3. C.Warm Standby — a managed service to migrate databases to the cloud with minimal downtime
  4. D.Warm Standby — re-architecting an application to be cloud-native, often using serverless or microservices
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16. What is Strangler Fig Pattern?

Senior
  1. A.moving to the cloud with limited optimizations like a managed database, without rewriting
  2. B.migrating applications to the cloud with minimal changes, also called rehosting
  3. C.incrementally replacing a legacy system by routing functionality to new services over time
  4. D.a DR strategy running a scaled-down but functional copy ready to scale up on failover
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18. Which statement is correct?

Senior
  1. A.Strangler Fig Pattern — moving to the cloud with limited optimizations like a managed database, without rewriting
  2. B.Strangler Fig Pattern — returning workloads to the primary site or region after a failover is resolved
  3. C.Strangler Fig Pattern — re-architecting an application to be cloud-native, often using serverless or microservices
  4. D.Strangler Fig Pattern — incrementally replacing a legacy system by routing functionality to new services over time
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19. What is Database Migration Service?

Senior
  1. A.a managed service to migrate databases to the cloud with minimal downtime
  2. B.a DR strategy running a scaled-down but functional copy ready to scale up on failover
  3. C.incrementally replacing a legacy system by routing functionality to new services over time
  4. D.re-architecting an application to be cloud-native, often using serverless or microservices
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21. Which statement is correct?

Senior
  1. A.Database Migration Service — a managed service to migrate databases to the cloud with minimal downtime
  2. B.Database Migration Service — returning workloads to the primary site or region after a failover is resolved
  3. C.Database Migration Service — moving to the cloud with limited optimizations like a managed database, without rewriting
  4. D.Database Migration Service — incrementally replacing a legacy system by routing functionality to new services over time
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22. What is Failback?

Senior
  1. A.a low-cost DR strategy that restores from backups after a disaster, with longer recovery
  2. B.re-architecting an application to be cloud-native, often using serverless or microservices
  3. C.returning workloads to the primary site or region after a failover is resolved
  4. D.incrementally replacing a legacy system by routing functionality to new services over time
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24. Which statement is correct?

Senior
  1. A.Failback — a DR strategy running a scaled-down but functional copy ready to scale up on failover
  2. B.Failback — re-architecting an application to be cloud-native, often using serverless or microservices
  3. C.Failback — a low-cost DR strategy that restores from backups after a disaster, with longer recovery
  4. D.Failback — returning workloads to the primary site or region after a failover is resolved
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