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What does “cross service migration” refer to in cloud computing?
a. Moving data between device types
b. Migrating workloads between different cloud services/providers
c. Upgrading server hardware
d. Changing networking protocols
Answer: b. Migrating workloads between different cloud services/providersinterviewquizz
Which strategy involves moving applications to the cloud with minimal changes?
a. Rehosting
b. Refactoring
c. Rebuilding
d. Replacing
Answer: a. Rehostinginterviewquizz
What is the key benefit of “replatforming” during cross service migration?
a. Cutting security requirements
b. Switching to on-premises infrastructure
c. Optimizing for a new platform without full redevelopment
d. Avoiding automation
Answer: c. Optimizing for a new platform without full redevelopmentinterviewquizz
Which is NOT a major cloud migration strategy?
a. Rehost
b. Refactor
c. Repaint
d. Replace
Answer: c. Repaintpractica.offlinew+1
Which term describes a migration where applications are rewritten entirely for the target cloud service?
a. Rebuilding
b. Rehosting
c. Refactoring
d. Replicating
Answer: a. Rebuildinginterviewquizz
What is often the first step before initiating a cross service migration?
a. Deleting legacy data
b. Selecting user passwords
c. Assessing the current application and infrastructure
d. Disabling backups
Answer: c. Assessing the current application and infrastructurewebasha+1
Which tool type automates and accelerates data and workload migrations?
a. Load balancers
b. Migration tools
c. Word processors
d. Storage arrays
Answer: b. Migration toolswebasha+1
What migration strategy replaces an old application with a SaaS-based one?
a. Replatforming
b. Replacing
c. Refactoring
d. Rehosting
Answer: b. Replacinginterviewquizz
Which is a common challenge during cross service migrations?
a. Consistent data transfer
b. Application compatibility
c. User training
d. Regulatory issues
Answer: b. Application compatibilitywebasha+1
What advantage does “refactoring” provide in cross service migration?
a. Increased costs
b. Better scalability and performance
c. Reduced automation
d. More manual work
Answer: b. Better scalability and performancewebasha+1
Which mechanism minimizes downtime during data migration?
a. Manual copying
b. Scripting
c. Live migration tools
d. Turning off services
Answer: c. Live migration toolsinterviewquizz
What is “multi-cloud” migration?
a. Migrating to one public cloud
b. Using multiple cloud providers simultaneously
c. Migrating only backup data
d. Migrating just network services
Answer: b. Using multiple cloud providers simultaneouslyinterviewquizz
Phased migration refers to:
a. Migrating all at once
b. Moving workloads incrementally
c. Stopping business services
d. Erasing old applications
Answer: b. Moving workloads incrementallyinterviewquizz
How can database migrations avoid significant downtime?
a. Weekend cutovers
b. Data replication and synchronization
c. Manual CSV exports
d. File compression
Answer: b. Data replication and synchronizationinterviewquizz
Which factor strongly influences the choice of cross service migration strategy?
a. Logo design
b. Application complexity
c. Advertising budget
d. Color scheme
Answer: b. Application complexitywebasha+1
What is a cloud migration “roadmap”?
a. Plan with steps, timelines, responsibilities
b. File transfer protocol
c. Set of user passwords
d. SaaS subscription guide
Answer: a. Plan with steps, timelines, responsibilitiesinterviewquizz
How do cloud providers typically support migrations?
a. Printing manuals
b. Offering migration tools and technical teams
c. Ignoring requests
d. Upgrading client computers
Answer: b. Offering migration tools and technical teamswebasha+1
What ensures regulatory compliance in migrations?
a. Color coding
b. Applying data and application standards throughout migration
c. Ignoring user requests
d. Delaying the process
Answer: b. Applying data and application standardswebasha+1
Which is most important for maintaining data integrity across migration?
a. Data validation and checksum techniques
b. Custom font styles
c. Frequent reboots
d. Pausing automation
Answer: a. Data validation and checksum techniquesinterviewquizz
What do rollback mechanisms provide during cross service migration?
a. Ability to restore previous state
b. Increased automation
c. Additional network bandwidth
d. Cheaper storage
Answer: a. Ability to restore previous stateinterviewquizz
What is a potential risk of improper cross service migration?
a. Data loss or corruption
b. Lower hardware costs
c. Improved developer engagement
d. Increased bandwidth
Answer: a. Data loss or corruptionwebasha+1
Which of the following can help optimize costs after migration?
a. Monitoring resource usage and scaling appropriately
b. Ignoring logs
c. Deleting backups
d. Buying more storage regardless of usage
Answer: a. Monitoring resource usage and scaling appropriatelywebasha
Cloud-native applications are usually:
a. Built specifically to use cloud capabilities
b. Only legacy mainframes
c. Designed for offline use only
d. Incompatible with APIs
Answer: a. Built specifically to use cloud capabilitieswebasha
Automation in migration mainly helps by:
a. Increasing manual errors
b. Accelerating repetitive tasks like provisioning and configuration
c. Reducing team size only
d. Forcing cloud vendor lock-in
Answer: b. Accelerating repetitive taskswebasha
Which compliance frameworks commonly apply during cross service migrations?
a. GDPR, HIPAA, PCI DSS
b. HTML, CSS, JavaScript
c. USB Standards
d. ISO File Format
Answer: a. GDPR, HIPAA, PCI DSSwebasha
Why is “application dependency mapping” critical before migration?
a. To understand all relationships and avoid breakage
b. To change passwords
c. To compress files
d. To update printers
Answer: a. To understand all relationships and avoid breakageinterviewquizz+1
What is a “hybrid” migration approach?
a. Using multiple migration strategies on different workloads
b. Only using backup cloud options
c. Migrating via USB
d. Exclusive manual transfers
Answer: a. Using multiple migration strategiesinterviewquizz
What is the primary goal of cross service migrations?
a. Optimize workload performance, scalability, and cost
b. Decommission all cloud infrastructure
c. Reduce application security
d. Disable multi-tenancy
Answer: a. Optimize workload performance, scalability, and costinterviewquizz
What technique helps in mapping current infrastructure before migration?
a. Application portfolio analysis
b. Desktop wallpapering
c. Print preview
d. Virtual private network
Answer: a. Application portfolio analysisinterviewquizz
During cross service migration, which step verifies application performance?
a. Benchmark testing after migration
b. Skipping tests
c. Autoload
d. Print job analysis
Answer: a. Benchmark testing after migrationinterviewquizz
What is the major benefit of “refactoring” over “rehosting”?
a. Enables cloud-based optimizations and features
b. Requires less security
c. Reduces testing
d. Minimizes need for new tools
Answer: a. Enables cloud-based optimizations and featureswebasha+1
Which migration approach is fastest but least cloud-optimized?
a. Rehosting (“lift-and-shift”)
b. Rebuilding
c. Refactoring
d. Replacing
Answer: a. Rehosting (“lift-and-shift”)interviewquizz
What does “cloud bursting” enable in enterprise migrations?
a. Sudden scale-out to public cloud during demand peaks
b. Decreasing all traffic
c. Compressing files for offline use
d. Improving email performance
Answer: a. Sudden scale-out to public cloudtestbook
Which migration method requires large code rewrite for portability?
a. Rebuilding
b. Rehosting
c. Repartitioning
d. Replicating
Answer: a. Rebuildinginterviewquizz
SaaS replacement during migration often brings challenges in:
a. Data integration and user adoption
b. Graphic design
c. Keyboard layouts
d. Cable management
Answer: a. Data integration and user adoptioninterviewquizz
What does a migration “wave plan” define?
a. Phased groupings for workload transition
b. Number of cloud APIs
c. Marketing cycles
d. On-prem disk backup cycles
Answer: a. Phased groupings for workload transitionwebasha+1
What role does “change management” play in migration?
a. Smoothens user adoption and minimizes resistance
b. Reduces cloud security
c. Provides hardware maintenance
d. Increases manual errors
Answer: a. Smoothens user adoptioninterviewquizz
A key aspect of post-migration validation:
a. Functional and performance testing of migrated applications
b. File renaming
c. Rebooting physical servers
d. Updating browser bookmarks
Answer: a. Functional and performance testinginterviewquizz
What is central to ensuring cloud security during a migration?
a. Data encryption, access controls, and continuous monitoring
b. Ignoring platform logs
c. Reducing server RAM
d. Deleting network segments
Answer: a. Data encryption, access controls, and monitoringwebasha
Migration success is measured by:
a. Uptime, performance, minimal disruption
b. Lower hardware specs
c. Weekly logins only
d. Disk partition tables changed
Answer: a. Uptime, performance, minimal disruptioninterviewquizz
Cloud API incompatibility can most affect:
a. Application portability
b. DNS caching
c. Terminal font selection
d. RDP window size
Answer: a. Application portabilitysanfoundry
The term “vendor lock-in” describes:
a. Difficulty moving workloads out of a provider due to proprietary technologies
b. Improved automation
c. Faster CPU specs
d. Lower bandwidth bills
Answer: a. Difficulty moving workloads out of a providersanfoundry+1
One way to reduce vendor lock-in during migration:
a. Using open, standardized APIs and services
b. Ignoring compatibility documentation
c. Deleting log files
d. Buying cloud storage in bulk
Answer: a. Using open, standardized APIssanfoundry
What is a “cloud migration toolkit”?
a. Set of tools and resources for migration
b. Graphics package
c. Font uploader
d. Web browser add-on
Answer: a. Set of tools and resourceswebasha
A critical risk in cross-service migrations with large-scale data:
a. Bandwidth limitations and transfer speeds
b. Application versioning
c. User interface themes
d. Text font compatibility
Answer: a. Bandwidth limitationswebasha
Decoupling legacy apps before migration is important because:
a. Reduces dependencies and supports smoother transitions
b. Updates printer drivers
c. Adds graphics improvements
d. Disables anti-virus settings
Answer: a. Reduces dependenciesinterviewquizz
Which is essential in a “test migration”?
a. Simulating production environment closely
b. Writing new manuals
c. Archiving only unrelated data
d. Ignoring all user feedback
Answer: a. Simulating production environmentwebasha
After cross-service migration, reviewing cost utilization:
a. Ensures cloud resources are not overprovisioned
b. Improves fonts for end-users
c. Limits developer login attempts
d. Locks administrative privileges
Answer: a. Ensures cloud resources are not overprovisionedwebasha
What is a common pitfall in cross service migration?
a. Poor planning and underestimated complexity
b. Over-documenting code
c. Upgrading all endpoints blindly
d. Using only one migration tool
Answer: a. Poor planning and underestimated complexitywebasha+1
Continuous monitoring post migration is important because:
a. Identifies and addresses performance and security issues
b. Changes user desktop layouts
c. Forces OS updates
d. Improves physical cabling
Answer: a. Identifies and addresses issueswebasha

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