MCQs

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1. What is the main purpose of Maintenance Mode in cloud computing platforms?
   a. To enhance performance during high loads
   b. To suspend system activities for safe maintenance actions
   c. To increase storage capacity
   d. To provide unlimited access to resources
   Answer: b. To suspend system activities for safe maintenance actionscloudify+2
2. When a cloud service enters Maintenance Mode, what typically happens to user requests?
   a. All requests are processed as usual
   b. Requests are queued
   c. Requests are rejected or suspended
   d. Requests are rerouted randomly
   Answer: c. Requests are rejected or suspendedlearn.microsoft+2
3. In Veeam Cloud Connect, what activity can tenants still perform when the SP is in Maintenance Mode?
   a. Create new backup jobs
   b. Perform data restores from existing backups
   c. Delete cloud repositories
   d. Schedule new jobs
   Answer: b. Perform data restores from existing backupshelpcenter.veeam
4. Which Maintenance Mode state in Cloudify Manager allows only status and version checking?
   a. Deactivated
   b. Activating
   c. Activated
   d. Paused
   Answer: c. Activatedcloudify
5. What does Maintenance Mode suppress in Cloudera on Premises?
   a. All user access
   b. Alerts for hosts, services, and clusters
   c. Application data flows
   d. Network connectivity
   Answer: b. Alerts for hosts, services, and clusterscloudera
6. What is a typical consequence of entering Maintenance Mode on a virtual host in a private cloud?
   a. Loss of all stored data
   b. Virtual machines migrate and new ones are not scheduled
   c. Increased billing rates
   d. System time resets
   Answer: b. Virtual machines migrate and new ones are not scheduledplatform9
7. What operation is allowed in Cloudify Manager while it is in Maintenance Mode?
   a. Creating new workloads
   b. Checking status
   c. Deleting users
   d. Uploading plugins
   Answer: b. Checking statuscloudify
8. On Webex hybrid nodes, what benefit does Maintenance Mode provide?
   a. Immediate shutdown
   b. Graceful shutdown and user reassignment to other nodes
   c. Erases node configuration
   d. Reduces network bandwidth
   Answer: b. Graceful shutdown and user reassignment to other nodeswebex
9. What happens to active executions in Cloudify when activating Maintenance Mode?
   a. They are terminated immediately
   b. They are queued for later
   c. They are allowed to complete before full activation
   d. They are deleted
   Answer: c. They are allowed to complete before full activationcloudify
10. Which role is typically required to enable Maintenance Mode in Cloudera Manager?
    a. Viewer
    b. Configurator
    c. Auditor
    d. User
    Answer: b. Configuratorcloudera
11. In Veeam, what tenant operation is denied during Maintenance Mode?
    a. Restore tasks
    b. Starting new backup jobs
    c. Reading logs
    d. Viewing repositories
    Answer: b. Starting new backup jobshelpcenter.veeam
12. Which state in Cloudify Manager still blocks new execution starts but lets current ones finish?
    a. Activated
    b. Activating
    c. Deactivated
    d. Pending
    Answer: b. Activatingcloudify
13. In Cloudera, what is the effect of “explicit” versus “effective” Maintenance Mode for a role?
    a. Explicit applies directly, effective is inherited
    b. Effective is triggered by explicit only
    c. Explicit affects alerts only, effective affects logs
    d. No difference between the two
    Answer: a. Explicit applies directly, effective is inheritedcloudera
14. What UI indication is common when an application is in Maintenance Mode on cloud SaaS platforms?
    a. A silent background process
    b. A visible banner or message about status and timing
    c. The UI is completely disabled
    d. All data fields are hidden
    Answer: b. A visible banner or message about status and timingoracle
15. When Maintenance Mode is exited in Cloudera, what must be done for entities put into explicit mode?
    a. Nothing, all revert automatically
    b. Manually exit each one
    c. Restart the entire cluster
    d. Upgrade the service
    Answer: b. Manually exit each onecloudera
16. What is typically suppressed by Maintenance Mode in monitoring systems?
    a. Event logging
    b. Alerts and notifications
    c. Data storage
    d. Backup operations
    Answer: b. Alerts and notificationssplunk+1
17. In a SaaS cloud application, when is Maintenance Mode usually scheduled?
    a. During peak usage
    b. During off-hours or low usage periods
    c. Randomly
    d. On user demand
    Answer: b. During off-hours or low usage periodslearn.microsoft+1
18. Which command can be used in Cloudify to activate Maintenance Mode?
    a. cfy status
    b. cfy maintenance-mode activate
    c. cfy deploy
    d. cfy node-list
    Answer: b. cfy maintenance-mode activatecloudify
19. In what scenario is entering Maintenance Mode critical?
    a. Scaling up resources
    b. Performing upgrades or configuration changes
    c. Generating reports
    d. Provisioning additional users
    Answer: b. Performing upgrades or configuration changeswebex+2
20. What happens to scheduled jobs on a system when it enters full Maintenance Mode?
    a. They run as usual
    b. They are blocked from execution
    c. They are rescheduled for earlier
    d. They are elevated in priority
    Answer: b. They are blocked from executioncloudbolt+1
21. Which of the following is NOT a purpose of Maintenance Mode?
    a. Protecting against configuration drift during maintenance
    b. Ensuring service continuity during hardware interventions
    c. Increasing job throughput
    d. Suppressing unnecessary alerts
    Answer: c. Increasing job throughputsplunk+2
22. What feature allows new requests to be blocked while letting ongoing jobs finish before Maintenance Mode activation?
    a. Graceful entry process
    b. Hard stop
    c. Throttle mode
    d. Alert bypass
    Answer: a. Graceful entry processwebex+1
23. On which type of cloud resource can Maintenance Mode be applied in Cloudera?
    a. Only clusters
    b. Clusters, services, roles, and hosts
    c. Only services
    d. Only virtual machines
    Answer: b. Clusters, services, roles, and hostscloudera
24. On a cloud platform, if an entity is in “effective” Maintenance Mode, how is its state removed?
    a. Automatically when its parent exits Maintenance Mode
    b. Manually, anytime
    c. After a system reboot
    d. By deleting the entity
    Answer: a. Automatically when its parent exits Maintenance Modecloudera
25. What happens if an entity in effective Maintenance Mode is then put into explicit Maintenance Mode?
    a. It will exit maintenance when parent exits
    b. It remains in Maintenance Mode until removed explicitly
    c. It stops logging events
    d. It restarts automatically
    Answer: b. It remains in Maintenance Mode until removed explicitlycloudera
26. Which platform allows a static page to be served during Maintenance Mode to inform users?
    a. Amazon EC2
    b. Cloud66
    c. CloudBolt
    d. Veeam Cloud Connect
    Answer: b. Cloud66cloud66
27. For which of the following is Maintenance Mode most useful?
    a. Billing operations
    b. Scheduled upgrades and patching
    c. Scaling storage automatically
    d. User provisioning
    Answer: b. Scheduled upgrades and patchingwebex+2
28. Which of these statements is TRUE regarding Maintenance Mode in monitoring solutions like Splunk?
    a. It triggers more frequent alerts
    b. It halts most fixup activity and suppresses hot bucket rolling
    c. It prevents event logging entirely
    d. It increases data throughput
    Answer: b. It halts most fixup activity and suppresses hot bucket rollingsplunk
29. Which of the following is a correct step to activate Maintenance Mode for a cluster in Cloudera Manager?
    a. Click Actions then select Enter Maintenance Mode
    b. Press F5 twice
    c. Export system logs
    d. Run nmap scan
    Answer: a. Click Actions then select Enter Maintenance Modecloudera
30. What happens to cloud backup replication jobs during Maintenance Mode in Veeam?
    a. They continue as normal
    b. They pause or are blocked from starting
    c. They are deleted
    d. They are assigned higher priority
    Answer: b. They pause or are blocked from startinghelpcenter.veeam
31. In Cloudify Manager, how can Maintenance Mode be deactivated?
    a. Click Pause Mode
    b. Run cfy maintenance-mode deactivate
    c. Delete system logs
    d. Restart the system
    Answer: b. Run cfy maintenance-mode deactivatecloudify
32. In cloud SaaS applications, what feedback is usually given to users when Maintenance Mode is active?
    a. None, system remains silent
    b. Status messages about scheduled time and progress
    c. Force logout
    d. Disable all clicks
    Answer: b. Status messages about scheduled time and progressoracle
33. What is a best practice before starting Maintenance Mode in multi-node environments?
    a. Alert users and ensure alternate nodes are available
    b. Immediately power off nodes
    c. Cancel all active jobs
    d. Increase user quota limits
    Answer: a. Alert users and ensure alternate nodes are availableoracle+1
34. Which operation may still log events during Maintenance Mode even as alerts are suppressed?
    a. Instance termination
    b. Role migration
    c. Any system action
    d. None, logging is suspended
    Answer: c. Any system actioncloudera
35. Maintenance Mode in finance and operations systems like Dynamics 365 is mainly intended for which personnel?
    a. Regular users
    b. System administrators
    c. End customers
    d. Guest accounts
    Answer: b. System administratorslearn.microsoft
36. When Maintenance Mode is activated, which resource type is typically protected from changes?
    a. Billing cycles
    b. Configuration and critical data
    c. Non-essential user settings
    d. Visual themes
    Answer: b. Configuration and critical datalearn.microsoft+1
37. What happens to API or job requests when a system is in full Maintenance Mode?
    a. They are executed immediately
    b. They are rejected or delayed until exit
    c. They queue up for later
    d. They are rerouted to standby systems
    Answer: b. They are rejected or delayed until exitcloudbolt+2
38. Which is typically NOT a function of Maintenance Mode?
    a. Allowing safe upgrades and configuration changes
    b. Allowing continued new job submissions
    c. Suppressing unnecessary alerts during planned downtime
    d. Ensuring a graceful transition for ongoing jobs
    Answer: b. Allowing continued new job submissionshelpcenter.veeam+1
39. What is usually required to end Maintenance Mode in most cloud tools?
    a. A manual command or user action
    b. Waiting for a timer
    c. Automatic deactivation by job completion
    d. Rebooting the system
    Answer: a. A manual command or user actionlearn.microsoft+2
40. Which statement is FALSE about Maintenance Mode?
    a. It is used to block new jobs while allowing ongoing jobs to complete
    b. It is designed to support safe and controlled upgrades
    c. It increases alert accuracy during outages
    d. It is disabled after manual intervention
    Answer: c. It increases alert accuracy during outagescloudify+1
41. In multi-tenant cloud environments, why is Maintenance Mode valuable?
    a. To isolate maintenance effects and protect tenant workloads
    b. To reduce overall resource usage
    c. To permanently block external access
    d. To speed up billing cycles
    Answer: a. To isolate maintenance effects and protect tenant workloadshelpcenter.veeam
42. What is shown in cloud UIs when Maintenance Mode is engaged and upgrades are occurring?
    a. Normal dashboards only
    b. Maintenance status and projected completion
    c. Error messages
    d. Blank screens
    Answer: b. Maintenance status and projected completionoracle
43. What best describes the process of exiting Maintenance Mode?
    a. System auto-resumes at scheduled time
    b. Admin invokes exit or deactivate command
    c. All active jobs must fail first
    d. New jobs must be scheduled first
    Answer: b. Admin invokes exit or deactivate commandlearn.microsoft+2
44. What is Maintenance Mode sometimes called in cloud documentation?
    a. Safe Mode
    b. Suppressed Mode
    c. Service Pause
    d. Maintenance Window
    Answer: d. Maintenance Windoworacle
45. What is the purpose of a “graceful shutdown” when entering Maintenance Mode on a node?
    a. To instantly terminate all services
    b. To allow in-progress calls or jobs to finish
    c. To erase node data immediately
    d. To maximize network throughput
    Answer: b. To allow in-progress calls or jobs to finishwebex+1
46. Which must be checked before activating Maintenance Mode in production?
    a. No active executions or critical services running
    b. High system load
    c. Empty disk space
    d. Increased user sessions
    Answer: a. No active executions or critical services runningcloudify
47. In cloud management systems, what is necessary for subordinate entities to exit effective Maintenance Mode?
    a. Parent entity must exit Maintenance Mode
    b. Manual removal is enough
    c. User demand
    d. Cluster restart
    Answer: a. Parent entity must exit Maintenance Modecloudera
48. What visibility does Maintenance Mode provide via logs or status reports?
    a. None, activities are hidden
    b. History of recorded events and alerts while in Maintenance
    c. Only critical errors
    d. User login details
    Answer: b. History of recorded events and alerts while in Maintenancecloudera
49. What does enabling Maintenance Mode in a cloud service typically restrict?
    a. Reading data
    b. Configuration changes and new resource scheduling
    c. Viewing dashboards
    d. Running queries
    Answer: b. Configuration changes and new resource schedulinglearn.microsoft+1
50. What is the primary goal of maintaining a clear Maintenance Mode policy for cloud infrastructure?
    a. To decrease quarterly expenses
    b. To ensure safe, controlled updates and minimal disruption
    c. To boost marketing
    d. To enroll new users
    Answer: b. To ensure safe, controlled updates and minimal disruptionwebex+3

1. https://docs.cloudify.co/5.0.5/working_with/manager/maintenance-mode/
2. https://helpcenter.veeam.com/docs/backup/cloud/cc_maintenance_mode.html
3. https://docs.cloudera.com/cdp-private-cloud-base/7.1.8/managing-clusters/topics/cm-maintenance-mode.html
4. https://learn.microsoft.com/en-us/dynamics365/fin-ops-core/dev-itpro/sysadmin/maintenance-mode
5. https://docs.oracle.com/en/cloud/saas/applications-common/25c/oacpr/what-happens-when-the-application-is-in-maintenance-mode.html
6. https://platform9.com/docs/private-cloud-director/private-cloud-director/maintenance-mode
7. https://help.webex.com/article/nxep7tb/Move-a-Cloud-Registered-Node-in-to-Maintenance-Mode
8. https://help.splunk.com/en/data-management/manage-splunk-enterprise-indexers/9.3/manage-the-indexer-cluster/use-maintenance-mode
9. https://docs.cloudbolt.io/articles/cloudbolt-latest-docs/maintenance-mode
10. https://help.cloud66.com/docs/deployment/using-maintenance-mode
11. https://www.sanfoundry.com/1000-cloud-computing-questions-answers/
12. https://www.interviewbit.com/cloud-computing-mcq/
13. https://www.placementpreparation.io/mcq/cloud-computing/
14. https://www.scribd.com/document/714050526/Cloud-Computing-Mcqs
15. https://testbook.com/objective-questions/mcq-on-cloud-technology–5eea6a0d39140f30f369e30f
16. https://interviewkickstart.com/blogs/interview-questions/cloud-computing-mcqs-it-professionals
17. https://www.scribd.com/document/541792862/Cloud-Computing-MCQ-Questions-and-Answers-PDF-Tutorial
18. https://byjus.com/gate/cloud-computing-mcqs/
19. https://www.samsung.com/uk/support/mobile-devices/what-is-maintenance-mode-and-how-to-use-it-on-your-galaxy-phone-or-tablet/
20. https://www.watelectronics.com/mcq/cloud-computing/