1.4. Compare and Contrast Cloud and On-Premises Applications and Services. 100-150 Practice Questions (Page 6)

Questions 26–30

1. 26application · medium

   A company is transitioning to a hybrid work model where employees alternate between working from home and the office. The company uses a SaaS CRM and an on-premises file server. Employees at home need to access both resources securely. Which approach provides the most consistent and secure access for remote employees?

   • AMove the file server to a public cloud IaaS VM and expose it directly to the internet
   • BUse a public cloud only for the CRM and keep the file server on-premises without remote access
   • CRequire all employees to come to the office to access any resource
   • DUse a VPN for the on-premises file server and rely on the SaaS provider's authentication for the CRM
   Reveal Solution Discussion Select an answer first
2. 27application · medium

   A manufacturing company is evaluating whether to run its ERP system on-premises or in the public cloud. The ERP has predictable, steady usage, and the company has a dedicated IT team that already manages the current servers. The company is concerned about monthly operational costs and wants to minimize ongoing expenses. Which consideration is most important in this decision?

   • AOn-premises is always more secure than public cloud.
   • BThe ERP's usage pattern is predictable, so on-premises may be more cost-effective because the hardware is already owned and the IT team is in place.
   • CPublic cloud is always cheaper than on-premises for any workload.
   • DPublic cloud is the only option that can meet compliance requirements.
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4. 28expert · hard

   A university runs a research application on-premises that processes sensitive student data. The application experiences heavy usage during enrollment periods and light usage otherwise. The university wants to use public cloud capacity for the heavy periods but must keep the sensitive data on-premises. The application is not designed to split its data between locations. Which solution best meets these constraints?

   • AKeep the application on-premises and use the public cloud only for non-sensitive, separate workloads.
   • BMigrate the entire application to the public cloud and accept the data residency risk.
   • CUse a hybrid cloud with the application running in the public cloud and data stored on-premises.
   • DBuild a private cloud on-premises and use it only during peak periods.
   Reveal Solution Discussion Select an answer first
5. 29expert · hard

   A bank must run a core banking system with strict latency requirements and cannot tolerate any external dependency for transactions. However, the bank also needs to offer a mobile app that requires scalable backend services. The bank has a large IT team and wants to keep the core system isolated. Which strategy is most appropriate?

   • ARun the core system on-premises and use public cloud PaaS for the mobile backend
   • BRun everything in a private cloud
   • CUse public cloud SaaS for the core system
   • DMove the core system to public cloud IaaS
   Reveal Solution Discussion Select an answer first
6. 30foundation · easy

   Which benefit is most directly associated with Platform as a Service (PaaS)?

   • AIt reduces the time developers spend on infrastructure management.
   • BIt gives developers full control over the underlying hardware.
   • CIt provides the lowest cost option for all workloads.
   • DIt eliminates the need for developers to write code.
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