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  1. What is a common cause of performance degradation in cloud computing?
    a. Insufficient resource allocation
    b. Overprovisioning resources
    c. Strong encryption
    d. Multi-factor authentication
    Answer: a. Insufficient resource allocationplacementpreparation+1
  2. Which metric is most directly impacted by network latency in cloud services?
    a. Storage redundancy
    b. Application response time
    c. Licensing costs
    d. Data encryption efficiency
    Answer: b. Application response timeeasyexamnotes+1
  3. An overloaded virtual machine is likely experiencing which performance bottleneck?
    a. Billing errors
    b. Excessive CPU usage
    c. License renewal
    d. Scheduled downtime
    Answer: b. Excessive CPU usagecloud.google+1
  4. What is the effect of a misconfigured load balancer in a cloud environment?
    a. Optimized throughput
    b. Resource bottlenecks
    c. Improved scalability
    d. Better security
    Answer: b. Resource bottlenecksgreatservice+1
  5. Which issue can frequent disk I/O operations cause in cloud VMs?
    a. Network segmentation
    b. Slow storage performance
    c. Increased bandwidth
    d. Enhanced encryption
    Answer: b. Slow storage performancebacancytechnology+1
  6. What type of monitoring is essential to detect resource utilization problems?
    a. Application deployment
    b. Performance analysis
    c. License activation
    d. Encryption key management
    Answer: b. Performance analysislinkedin+1
  7. When database queries are slow, which area may likely lead to performance degradation?
    a. Network encryption
    b. High CPU utilization
    c. Query optimization issues
    d. User authentication
    Answer: c. Query optimization issuessentry+1
  8. What is one effect of not using a Content Delivery Network (CDN)?
    a. Authentication delays
    b. High latency for global users
    c. Better data security
    d. Instant failover
    Answer: b. High latency for global usersatlanticdigital+1
  9. Which of the following best improves cloud storage performance?
    a. Increasing the number of regions
    b. Using SSDs
    c. Reducing RAM
    d. Frequent backups
    Answer: b. Using SSDsbacancytechnology+1
  10. Which factor can contribute to performance issues in cloud applications?
    a. Code quality problems
    b. SSL configuration
    c. License type selection
    d. DNS TTL reduction
    Answer: a. Code quality problemssentry+1
  11. A drop in which metric often signals performance degradation?
    a. Disk throughput
    b. License validity
    c. SSL handshake
    d. Data anonymization
    Answer: a. Disk throughputcloud.google+1
  12. What can cause intermittent connectivity issues for cloud users?
    a. Content filtering
    b. Network congestion
    c. CPU overprovisioning
    d. Role-based access
    Answer: b. Network congestionliveaction+1
  13. Which of these helps prevent VM performance issues?
    a. Using antivirus alone
    b. Resource scaling
    c. Allowing all inbound ports
    d. Disabling monitoring
    Answer: b. Resource scalingkentik+1
  14. What is a likely outcome if cloud application dependencies fail?
    a. Performance improvement
    b. Latency spikes
    c. License activation errors
    d. SLA upgrades
    Answer: b. Latency spikeskentik+1
  15. Which activity contributes to improved server utilization in cloud setups?
    a. Server virtualization
    b. Running without a firewall
    c. Lengthening backup windows
    d. Disabling object storage
    Answer: a. Server virtualizationeasyexamnotes+1
  16. What does log aggregation primarily accomplish for performance troubleshooting?
    a. Encrypts application data
    b. Consolidates error tracking
    c. Reduces storage needs
    d. Increases licensing complexity
    Answer: b. Consolidates error trackinglinkedin+1
  17. In multi-cloud environments, what is a common interoperability issue causing slowdowns?
    a. Resource pooling
    b. Vendor lock-in
    c. Data deduplication
    d. Single sign-on
    Answer: b. Vendor lock-ineasyexamnotes+1
  18. When a single server is overloaded, what solution distributes load efficiently?
    a. Rebooting frequently
    b. Load balancing
    c. Logging off users
    d. Reducing DNS TTL
    Answer: b. Load balancinggreatservice+1
  19. If database connections are not properly pooled, what may result?
    a. Faster queries
    b. Resource starvation
    c. Increased SSL duration
    d. More users authenticated
    Answer: b. Resource starvationsentry+1
  20. Which of the following is a key cause of cloud downtime and slowness?
    a. Scheduled database upgrades
    b. Lack of monitoring
    c. Enablement of 2FA
    d. License overuse
    Answer: b. Lack of monitoringliveaction+1
  21. Performance degradation from excessive east-west traffic is a result of?
    a. Misconfigured network segmentation
    b. Correct VLAN setup
    c. Sufficient disk allocation
    d. Enforced encryption
    Answer: a. Misconfigured network segmentationbacancytechnology+1
  22. How does service availability affect cloud performance?
    a. Increases authentication complexity
    b. Directly affects uptime and responsiveness
    c. Reduces bandwidth needs
    d. Enhances hardware compatibility
    Answer: b. Directly affects uptime and responsivenessliveaction+1
  23. What key metric should be monitored for identifying application slowness?
    a. CPU idle time
    b. Response time
    c. Backup completion
    d. Key escrow logs
    Answer: b. Response timelinkedin+1
  24. Which solution is recommended for networks with variable workloads?
    a. Static provisioning
    b. Autoscaling
    c. Fixed disk quotas
    d. Region restriction
    Answer: b. Autoscalingatlanticdigital+1
  25. What is a critical practice for catching performance issues early in complex architectures?
    a. Using health endpoints
    b. Only manual error checks
    c. Relying on email alerts
    d. Disabling event logging
    Answer: a. Using health endpointskentik+1
  26. How does cloud middleware address performance?
    a. Enables security integration
    b. Increases interoperability
    c. Segregates backup data
    d. Disables multi-tenancy
    Answer: b. Increases interoperabilitygreatservice+1
  27. Resource pooling in the cloud primarily results in:
    a. Improved utilization
    b. Lower latency by itself
    c. Higher encryption overhead
    d. License reductions
    Answer: a. Improved utilizationcloud.google+1
  28. To detect storage performance issues, which metric is most useful?
    a. Bandwidth overhead
    b. IOPS
    c. SSL transaction rate
    d. Encryption algorithm
    Answer: b. IOPSbacancytechnology+1
  29. A sudden drop in which value often signals bandwidth constraints?
    a. CPU utilization
    b. Available network throughput
    c. License validity
    d. Disk redundancy
    Answer: b. Available network throughputsentry+1
  30. What is the effect of under-provisioned memory for cloud workloads?
    a. Improved application speed
    b. Higher rate of swapping
    c. Lower storage consumption
    d. Enhanced caching
    Answer: b. Higher rate of swappingcloud.google+1
  31. Quality of Service (QoS) in cloud computing is primarily challenged by:
    a. Software licensing
    b. Network bandwidth limitations
    c. Hardware failures
    d. Static encryption
    Answer: b. Network bandwidth limitationseasyexamnotes+1
  32. What tool helps trace the root cause of distributed application slowdowns?
    a. Distributed tracing mechanisms
    b. License auditors
    c. Plain SNMP traps
    d. Active Directory
    Answer: a. Distributed tracing mechanismskentik+1
  33. Scalability issues in cloud performance are evaluated through:
    a. User authentication speed
    b. Ability to handle increasing workloads
    c. Disk fragmentation
    d. Patch management
    Answer: b. Ability to handle increasing workloadseasyexamnotes+1
  34. Serverless solutions can experience degradation due to:
    a. Cold start latency
    b. Persistent process state
    c. Unused CPU cycles
    d. Manual patching only
    Answer: a. Cold start latencybacancytechnology+1
  35. What is the main benefit of implementing log aggregation for troubleshooting?
    a. Identifies patterns leading to degradation
    b. Encrypts all sensitive data
    c. Segregates multi-tenant data
    d. Increases license usage
    Answer: a. Identifies patterns leading to degradationlinkedin+1
  36. What could be a sign of storage misconfiguration in the cloud?
    a. Low IOPS
    b. High licensing cost
    c. Fewer snapshots
    d. Reduced audit events
    Answer: a. Low IOPScloud.google+1
  37. The use of third-party code in cloud environments can cause:
    a. Improved network security
    b. Performance issues from dependency delays
    c. Memory failures
    d. More available bandwidth
    Answer: b. Performance issues from dependency delayssentry+1
  38. Integrating multiple cloud services without standard APIs can result in:
    a. Data loss
    b. Interoperability performance bottlenecks
    c. Increased backup speed
    d. Redundant encryption layers
    Answer: b. Interoperability performance bottleneckseasyexamnotes+1
  39. What practice helps maintain high performance despite unpredictable cloud workload demands?
    a. Using autoscaling
    b. Avoiding monitoring
    c. Daily full backups
    d. Static resource allocation
    Answer: a. Using autoscalingatlanticdigital+1
  40. Real-time applications in cloud environments are primarily challenged by:
    a. Network latency
    b. Licensing errors
    c. Lack of patching
    d. Disk fragmentation
    Answer: a. Network latencysentry+1
  41. What is a direct effect of DDoS attacks on cloud performance?
    a. Improved throughput
    b. Service downtime and slowness
    c. Enhanced security
    d. Increased backup speed
    Answer: b. Service downtime and slownessliveaction+1
  42. Too many simultaneous requests on a cloud server result in:
    a. Better encryption
    b. Server overload
    c. Lower CPU utilization
    d. Streamlined authentication
    Answer: b. Server overloadgreatservice+1
  43. Why is continuous health monitoring critical for cloud operations?
    a. Identifies performance degradation early
    b. Decommissions unused VMs
    c. Schedules license renewals
    d. Turns off unused firewalls
    Answer: a. Identifies performance degradation earlylinkedin+1
  44. What does VM live migration cause if not properly managed?
    a. Security vulnerabilities only
    b. Temporary performance degradation
    c. Faster backups
    d. Enhanced scaling
    Answer: b. Temporary performance degradationstudocu+1
  45. Poorly optimized application logic in the cloud can cause:
    a. Redundant security checks
    b. High response times
    c. Automatic region failover
    d. Accelerated license activation
    Answer: b. High response timescloud.google+1
  46. Storage tier mismatches in multi-cloud can result in:
    a. High performance
    b. Latency or slowness
    c. Lower licensing fees
    d. Easier patching
    Answer: b. Latency or slownessbacancytechnology+1
  47. When troubleshooting performance in cloud applications, what is essential?
    a. Reviewing logs and tracing
    b. Only increasing RAM
    c. Shortening domain TTL
    d. Increasing license pool
    Answer: a. Reviewing logs and tracingkentik+1
  48. Performance impact from legacy protocols in cloud is often due to:
    a. Protocol inefficiency
    b. Shorter password lengths
    c. Regular key rotation
    d. Improved monitoring
    Answer: a. Protocol inefficiencysentry+1
  49. What advantage does resource over-provisioning in cloud NOT provide?
    a. Avoids performance degradation
    b. Reduces cost efficiency
    c. Enhances licensing
    d. Simplifies monitoring
    Answer: b. Reduces cost efficiencybacancytechnology+1
  50. What is a sign that cloud storage class is inappropriate for workload requirements?
    a. High application latency
    b. Increased license usage
    c. Frequent password resets
    d. DNS misdirection
    Answer: a. High application latencycloud.google+1

 

  1. https://www.placementpreparation.io/mcq/cloud-computing/page/2/
  2. https://cloud.google.com/compute/docs/troubleshooting/troubleshooting-performance
  3. https://easyexamnotes.com/issues-in-cloud-computing-mcqs/?generate_pdf=37671
  4. https://blog.sentry.io/common-causes-of-application-performance-issues/
  5. https://www.greatservice.com/7-cloud-performance-problems-with-solutions/
  6. https://www.bacancytechnology.com/blog/cloud-performance-issues
  7. https://www.linkedin.com/pulse/troubleshooting-resolving-cloud-application-problems-3stcc
  8. https://atlanticdigital.com.au/solving-performance-issues-with-cloud-based-infrastructure/
  9. https://www.liveaction.com/resources/blog-post/5-common-performance-problems-in-cloud-computing/
  10. https://www.kentik.com/blog/troubleshooting-cloud-application-performance-a-guide-to-effective-cloud-monitoring/
  11. https://www.studocu.com/in/document/savitribai-phule-pune-university/computer-engineering/cloud-computing-mcq-all-unit-1/22998547
  12. https://www.sanfoundry.com/1000-cloud-computing-questions-answers/
  13. https://www.interviewbit.com/cloud-computing-mcq/
  14. https://www.scribd.com/document/541792862/Cloud-Computing-MCQ-Questions-and-Answers-PDF-Tutorial
  15. https://interviewkickstart.com/blogs/interview-questions/cloud-computing-mcqs-it-professionals
  16. https://www.sanfoundry.com/cloud-computing-questions-answers-network-capacity/
  17. https://www.scribd.com/document/798168434/Cloud-Computing-Multiple-Choice-Questions-accenture
  18. https://checklist.gg/templates/cloud-computing-troubleshooting-checklist
  19. https://www.watelectronics.com/mcq/cloud-computing/
  20. https://www.uninets.com/blog/cloud-computing-interview-questions-answers

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