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Cloud Concepts practice quiz

Choose the best answer before opening the answer key.

Questions

  1. A company wants to migrate an old application without changing it and must retain control of the operating system. Which service model fits best?

  2. A. IaaS

  3. B. PaaS
  4. C. SaaS

  5. D. Serverless

  6. A development team wants to publish a web application without patching an operating system. Which service model fits best?

  7. A. IaaS

  8. B. PaaS
  9. C. SaaS

  10. D. Private cloud

  11. An organization wants a ready-to-use email and collaboration application. Which model fits best?

  12. A. IaaS

  13. B. PaaS
  14. C. SaaS

  15. D. Hybrid cloud

  16. A VM changes from 4 vCPUs to 16 vCPUs. What type of scaling is this?

  17. A. Scale out

  18. B. Scale in
  19. C. Scale up

  20. D. Elasticity only

  21. An application changes from two VM instances to eight VM instances. What type of scaling is this?

  22. A. Scale out

  23. B. Scale down
  24. C. Scale up

  25. D. CapEx

  26. A company keeps a sensitive database on-premises and hosts its web tier in Azure. Which deployment model is this?

  27. A. Public only

  28. B. Private only
  29. C. Hybrid

  30. D. SaaS

  31. Who is responsible for deciding which employees can access organizational data in a SaaS application?

  32. A. Microsoft only

  33. B. The customer
  34. C. The internet provider

  35. D. The datacenter operator

  36. Where are separate Azure availability zones located?

  37. A. Within the same region

  38. B. Only in different geographies
  39. C. Inside one server rack

  40. D. In the customer's office

  41. Does deploying a VM in a paired region automatically replicate it to the other region?

  42. A. Yes, for every VM

  43. B. Only during business hours
  44. C. No; replication or a multi-region design must be configured

  45. D. Yes, if the VM is IaaS

  46. The same Azure Policy must apply to many subscriptions. Which scope is the best fit?

    • A. One resource
    • B. One resource group
    • C. Management group
    • D. Availability zone

  47. Can one Azure resource belong to two resource groups at the same time?

    • A. Yes
    • B. No
    • C. Only if they are in one region
    • D. Only for virtual machines

  48. Which statement best distinguishes a tenant from a subscription?

    • A. A tenant contains identities; a subscription contains and bills for Azure resources
    • B. A tenant is a region; a subscription is a zone
    • C. A tenant is a VM; a subscription is a virtual network
    • D. They are identical terms

  49. A retailer automatically adds instances for a two-hour demand spike, then removes them. Which benefit is emphasized?

    • A. CapEx
    • B. Elasticity
    • C. Sovereignty
    • D. Private cloud

  50. Which statement about resource groups is correct?

    • A. Every contained resource must use the resource group's region
    • B. Resource groups can be nested
    • C. Deleting a resource group deletes its contained resources
    • D. One resource must belong to at least two resource groups

  51. A file upload should trigger a short piece of code without the team managing a server. What is the best fit?

    • A. Azure Functions/serverless
    • B. SaaS email
    • C. Private cloud
    • D. Scale up

  52. Which cloud characteristic means the provider records usage through meters such as compute time, stored capacity, or executions?

    • A. Measured service
    • B. Availability zone
    • C. Private endpoint
    • D. Resource lock

  53. An environment is dedicated to one organization and provides automated self-service provisioning. Which cloud model is it?

    • A. Private cloud
    • B. Public cloud only
    • C. SaaS only
    • D. Availability set

  54. Buying physical servers and cooling equipment before they are used is primarily which type of expenditure?

    • A. CapEx
    • B. OpEx
    • C. Serverless execution
    • D. Elasticity

  55. A workload must recover in another Azure region after a catastrophic regional outage. Which capability is emphasized?

    • A. Disaster recovery
    • B. Scale up
    • C. Tag inheritance
    • D. CapEx

  56. Who normally patches the operating system underneath Azure App Service?

    • A. Microsoft, because App Service is PaaS
    • B. The customer, because every cloud OS is customer-managed
    • C. The application end user
    • D. The customer's internet provider

  57. In a SaaS solution, who remains responsible for deciding which employees may access organizational data?

    • A. The customer
    • B. Microsoft alone
    • C. The physical datacenter operator alone
    • D. Nobody

  58. A single VM is pinned to Availability Zone 1. Which statement is correct?

    • A. The VM is zonal but is not automatically resilient to failure of Zone 1
    • B. Azure automatically copies the VM to every other zone
    • C. The VM is automatically replicated to a paired region
    • D. Availability zones are different subscriptions

  59. Which should be considered when selecting an Azure region?

    • A. Compliance, service availability, latency, resilience, and cost
    • B. Only the alphabetical order of region names
    • C. Only the portal language
    • D. The user's password length

  60. An organization wants one Policy assignment to govern production subscriptions across several departments. Which scope fits best?

    • A. Management group
    • B. One individual VM
    • C. Availability zone
    • D. Datacenter rack

  61. Which statement about a resource group's location is correct?

    • A. It stores resource-group metadata; contained resources can use other regions
    • B. It forces every contained resource into that location
    • C. It automatically creates a paired resource group
    • D. It controls user authentication