MCQs

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1. Which strategy involves moving applications to the cloud with minimal or no changes during storage migration?
   a. Rehosting
   b. Refactoring
   c. Rebuilding
   d. Replacing
   Answer: a. Rehostinginterviewquizz
2. Which cloud migration strategy rewrites the application entirely using cloud-native technologies?
   a. Rehosting
   b. Refactoring
   c. Rebuilding
   d. Replacing
   Answer: c. Rebuildinginterviewquizz
3. What is the primary benefit of using cloud-based block storage for storage migration?
   a. High throughput and low latency
   b. File-level sharing
   c. Easy metadata management
   d. Immutable storage
   Answer: a. High throughput and low latencyplacementpreparation
4. Which tool provides centralized tracking and management of AWS migrations?
   a. Azure Migrate
   b. AWS Migration Hub
   c. Google Cloud Endure
   d. Terraform
   Answer: b. AWS Migration Hubkoenig-solutions+1
5. What is a common risk during data migration to the cloud?
   a. Data loss
   b. Lower security
   c. Increased hardware cost
   d. Improved compliance by default
   Answer: a. Data lossinterviewquizz
6. Which type of migration is best suited for legacy applications with minimal business changes?
   a. Revise
   b. Rebuild
   c. Rehost
   d. Replace
   Answer: c. Rehostinterviewquizz
7. What is the first step in a successful storage migration process in cloud computing?
   a. Application dependency mapping
   b. Choose a cloud vendor
   c. Assess current architecture
   d. Decommission old servers
   Answer: c. Assess current architecturesios
8. Which Google service assists with data transfer from on-premises to cloud storage?
   a. Storage Transfer Service
   b. Cloud Endure
   c. Cloud Pub/Sub
   d. Cloud CDN
   Answer: a. Storage Transfer Servicetechtarget
9. What is the biggest advantage of using object storage for cloud storage migration?
   a. Scalability
   b. Block-level access
   c. Native OS support
   d. File locking
   Answer: a. Scalabilityplacementpreparation
10. Which strategy involves significant code modifications to adapt applications for cloud storage but not a full rewrite?
    a. Refactoring
    b. Rebuilding
    c. Rehosting
    d. Replacing
    Answer: a. Refactoringinterviewquizz
11. Which type of storage is best suited for structured, transactional data in the cloud?
    a. Block storage
    b. Object storage
    c. Cold storage
    d. Tape storage
    Answer: a. Block storageplacementpreparation
12. In cloud storage migration, which protocol is widely used for file-level transfers?
    a. NFS
    b. NVMe
    c. SATA
    d. SAS
    Answer: a. NFSscribd
13. Which migration approach is recommended for critical, high-availability workloads?
    a. Big bang migration
    b. Parallel migration
    c. Pilot migration
    d. Full shutdown migration
    Answer: c. Pilot migrationinterviewquizz
14. What role do migration tools play in cloud storage migration?
    a. Automate data transfer and minimize downtime
    b. Manual validation only
    c. Increase downtime
    d. Only monitor storage usage
    Answer: a. Automate data transfer and minimize downtimeinterviewquizz
15. The replacement strategy in migration involves:
    a. Keeping on-prem systems running
    b. Moving to a new SaaS application
    c. Modifying only application configuration
    d. Containerizing all data
    Answer: b. Moving to a new SaaS applicationinterviewquizz
16. Which type of cloud storage is best for archival data during migration?
    a. Hot storage
    b. Object storage
    c. Cold storage
    d. Block storage
    Answer: c. Cold storageplacementpreparation
17. During storage migration, what is downtime risk mainly caused by?
    a. Data format incompatibility
    b. Unlimited bandwidth
    c. Automated scripts
    d. Built-in data validation
    Answer: a. Data format incompatibilityinterviewquizz
18. What is a cloud migration strategy that uses multiple approaches for different workloads?
    a. Rebuild-only
    b. Hybrid migration
    c. All-in migration
    d. Rehosting everywhere
    Answer: b. Hybrid migrationinterviewquizz
19. Which service allows monitoring migration progress in Microsoft Azure?
    a. Azure Migrate
    b. AWS SMS
    c. Google Storage Transfer
    d. Azure DevTest Labs
    Answer: a. Azure Migrateinterviewquizz
20. What is the first priority when planning cloud storage migration?
    a. Identifying business goals
    b. Changing all network settings
    c. Immediately moving data
    d. Starting with refactoring
    Answer: a. Identifying business goalssios
21. Which migration strategy is known as “lift and shift”?
    a. Replace
    b. Rehosting
    c. Refactoring
    d. Rebuilding
    Answer: b. Rehostinginterviewquizz
22. What is the benefit of running a pilot migration before a full migration?
    a. Detect problems on a smaller scale
    b. Eliminate the need for backups
    c. No need for user training
    d. Increases the duration of migration
    Answer: a. Detect problems on a smaller scaleinterviewquizz
23. What is the effect of ignoring application dependencies during migration?
    a. Increased migration failures
    b. Reduced data loss risk
    c. Improved automation
    d. Decreased downtime
    Answer: a. Increased migration failuresinterviewquizz
24. Which of the following is a challenge in cloud storage migration?
    a. Latency during data transfer
    b. Instant access to all data
    c. Cost reduction only
    d. Automatic seamless migration every time
    Answer: a. Latency during data transferinterviewquizz
25. Which AWS service automates migration of virtual machines and storage?
    a. AWS SMS
    b. Azure Blob Storage
    c. AWS S3
    d. Google BigQuery
    Answer: a. AWS SMSkoenig-solutions
26. What is “data validation” in cloud storage migration?
    a. Ensuring data integrity after transfer
    b. Moving files only
    c. Disabling encryption
    d. Assigning new users
    Answer: a. Ensuring data integrity after transferinterviewquizz
27. Which cloud storage model allows for easy storage and retrieval of unstructured data?
    a. Object storage
    b. Block storage
    c. SAN
    d. Tape library
    Answer: a. Object storageplacementpreparation+1
28. What is the primary reason to modernize applications before storage migration?
    a. Leverage cloud-native features
    b. Increase licensing fees
    c. Avoid using containers
    d. Reduce automation
    Answer: a. Leverage cloud-native featuresinterviewquizz
29. What is an example of a storage migration tool by Google?
    a. Google Cloud Migrate
    b. Amazon DataSync
    c. Azure Migration Factory
    d. AWS Storage Gateway
    Answer: a. Google Cloud Migrateinterviewquizz
30. Which of the following is NOT a benefit of storage migration to the cloud?
    a. Unlimited scalability
    b. Reduced manual backups
    c. Increased on-prem hardware dependency
    d. Elastic capacity
    Answer: c. Increased on-prem hardware dependencyplacementpreparation
31. Which process focuses on updating applications for cloud-native architecture during migration?
    a. Application modernization
    b. Big bang migration
    c. Direct disk cloning
    d. Business continuity planning
    Answer: a. Application modernizationinterviewquizz
32. What is the ‘Rehosting’ strategy commonly called?
    a. Lift and shift
    b. Forklift upgrade
    c. Data masking
    d. Containerization
    Answer: a. Lift and shiftinterviewquizz
33. What is a potential challenge with refactoring during cloud storage migration?
    a. Downtime for development and testing
    b. No need for testing
    c. Decreased resiliency
    d. Higher up-front hardware cost
    Answer: a. Downtime for development and testinginterviewquizz
34. Which service is primarily designed for cloud-based file movement at enterprise scale?
    a. AWS DataSync
    b. G Suite
    c. Dropbox
    d. Gmail
    Answer: a. AWS DataSyncinterviewquizz
35. What is the purpose of rollback planning during storage migration?
    a. Restore systems if migration fails
    b. Implement automation scripts
    c. Double migration speed
    d. Permanent decommission old systems
    Answer: a. Restore systems if migration failsinterviewquizz
36. Where is “cold storage” typically used in cloud environments?
    a. Infrequently accessed data
    b. Database transaction logs
    c. Application logs
    d. VM images only
    Answer: a. Infrequently accessed dataplacementpreparation
37. Which of the following is a key checklist item before starting storage migration?
    a. Mapping all application dependencies
    b. Skipping business continuity checks
    c. Ignoring compliance requirements
    d. Postponing cost analysis
    Answer: a. Mapping all application dependenciessios+1
38. Which of the following is an example of object storage?
    a. Amazon S3
    b. Google BigQuery
    c. MySQL
    d. Azure SQL Database
    Answer: a. Amazon S3placementpreparation
39. What is a critical security step during cloud data migration?
    a. Encrypt data in transit and at rest
    b. Disable encryption for speed
    c. Use legacy protocols only
    d. Skip access controls
    Answer: a. Encrypt data in transit and at restdatadynamicsinc
40. What is the benefit of phased migration for storage in the cloud?
    a. Reduced risk by migrating in stages
    b. Maximum downtime
    c. Highest costs
    d. Inflexible scheduling
    Answer: a. Reduced risk by migrating in stagesinterviewquizz
41. During storage migration, what helps improve performance optimization?
    a. Analyzing application performance patterns
    b. Ignoring bottlenecks
    c. Disabling monitoring
    d. Decreasing user involvement
    Answer: a. Analyzing application performance patternsdatadynamicsinc
42. How does regulatory compliance influence storage migration?
    a. Determines data migration eligibility and controls
    b. Is not affected by storage migration
    c. Only applies to cost analysis
    d. Eliminates the need for encryption
    Answer: a. Determines data migration eligibility and controlsdatadynamicsinc
43. What can result if all enterprise data is migrated at once without analysis?
    a. Higher storage costs
    b. Lower total cost of ownership
    c. Improved resource allocation
    d. Faster cloud adoption only
    Answer: a. Higher storage costsdatadynamicsinc
44. Which cloud migration strategy involves discarding the old solution for a new SaaS app?
    a. Replace
    b. Rehost
    c. Refactor
    d. Revise
    Answer: a. Replaceinterviewquizz
45. Which feature is important for minimizing downtime during storage migration?
    a. Parallel migration scripting
    b. Deliberate network throttling
    c. Manual tracking only
    d. Deleting unused resources first
    Answer: a. Parallel migration scriptinginterviewquizz
46. What is the key feature of storage solutions in hybrid cloud environments?
    a. Seamless integration between on-prem and cloud storage
    b. Storage on local disks only
    c. Independent offline backup only
    d. Removing cloud-native APIs
    Answer: a. Seamless integration between on-prem and cloud storagescribd
47. Which type of storage migration is most likely to require data format translation?
    a. Heterogeneous storage migration
    b. Homogeneous storage migration
    c. Online migration
    d. Offline migration
    Answer: a. Heterogeneous storage migrationinterviewquizz
48. Data synchronization during cloud storage migration ensures:
    a. No loss or divergence of records
    b. Fastest cutover time
    c. Reduced network utilization only
    d. Removal of data validation checks
    Answer: a. No loss or divergence of recordsinterviewquizz
49. What is a benefit of automating cloud storage migration with vendor tools?
    a. Reduces manual errors and effort
    b. Prevents all outages
    c. Lowers cloud provider costs immediately
    d. Frees up all bandwidth for other uses
    Answer: a. Reduces manual errors and effortinterviewquizz
50. What is the purpose of post-migration validation in cloud storage migration?
    a. To confirm data integrity and functional application performance
    b. Skip final user testing
    c. Archive all data from cloud
    d. Disable ongoing monitoring
    Answer: a. To confirm data integrity and functional application performanceinterviewquizz

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5. https://www.techtarget.com/searchcloudcomputing/quiz/Test-your-cloud-migration-services-knowledge
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13. https://www.youtube.com/watch?v=qzPm2nE47AE
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17. https://www.webasha.com/blog/top-50-cloud-storage-interview-questions-and-answers
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19. https://partner.cloudskillsboost.google/paths/81/course_templates/145/quizzes/541970?locale=he
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