6.2 Describe Components in a Virtualized Data Center Architecture 800-150 Practice Questions (Page 3)

Questions 11–15

1. 11expert · hard

   A financial institution must comply with strict data residency regulations, requiring customer data to remain within the country. They also need to scale their compute resources rapidly during tax season. They are considering a public cloud provider that offers a region within the country. What is the most important factor to evaluate?

   • AUse a private cloud to ensure data never leaves the country.
   • BChoose a community cloud shared with other financial institutions.
   • CVerify that the provider offers IaaS, not just SaaS.
   • DEnsure the public cloud region is physically located within the required country.
   Reveal Solution Discussion Select an answer first
2. 12expert · hard

   A company runs a mission-critical application in a private cloud. During peak hours, the application experiences sudden spikes in traffic, and the private cloud cannot handle the load. The company wants to maintain performance without over-provisioning the private cloud. Which approach best addresses this?

   • AOver-provision the private cloud to handle peak loads at all times.
   • BUse a hybrid cloud to burst into public cloud resources during peak demand.
   • CImplement a community cloud with other companies.
   • DPermanently move the application to a public cloud.
   Reveal Solution Discussion Select an answer first
4. 13foundation · easy

   Which cloud computing characteristic allows a user to provision computing resources automatically without requiring human interaction with the service provider?

   • ARapid elasticity
   • BResource pooling
   • COn-demand self-service
   • DMeasured service
   Reveal Solution Discussion Select an answer first
5. 14foundation · easy

   What is the primary role of a hypervisor in a virtualized environment?

   • ATo replace the operating system on the physical host
   • BTo create, run, and manage virtual machines by allocating physical resources to them
   • CTo provide network connectivity between VMs and the internet
   • DTo provide a graphical interface for managing physical servers
   Reveal Solution Discussion Select an answer first
6. 15expert · hard

   A data center has a host with 16 GB of RAM. They need to run four VMs, each requiring 4 GB of RAM. The hypervisor supports memory overcommitment. What is the primary risk of using memory overcommitment in this scenario?

   • APerformance degradation due to memory swapping or ballooning.
   • BThe VMs will not be able to start because there is not enough physical RAM.
   • CThe VMs will be migrated to another host automatically.
   • DThe hypervisor will automatically shut down VMs to free memory.
   Reveal Solution Discussion Select an answer first