5.4 Define Common Cloud Terms (e.g., Hosted, Virtualization, Virtual Machine, Container, Microservice, API) CYBERSECURITY-APPRENTICE Practice Questions (Page 1)

Questions 1–5

1. 1expert · hard

   A company has a monolithic application that is hard to maintain. The team plans to break it into smaller services. Each service will expose a set of HTTP endpoints for other services to call. The team also wants to ensure that a failure in one service does not bring down the entire application. Which approach should the team take?

   • ARun the monolith in a container
   • BRefactor into microservices and have them communicate via APIs
   • CMove the monolith to a hosted service
   • DKeep the monolith but add more APIs
   Reveal Solution Discussion Select an answer first
2. 2application · medium

   A server administrator notices that a physical server is only using 20% of its CPU and memory. To maximize utilization, the administrator installs a hypervisor and creates four isolated environments, each with its own virtual hardware, to run different applications. What is the administrator doing?

   • AContainerizing the server
   • BVirtualizing the server
   • CCreating microservices
   • DHosting the server
   Reveal Solution Discussion Select an answer first
4. 3application · medium

   An e-commerce company wants to update its inventory feature without redeploying the entire application. The company decides to build the inventory feature as a small, independent service that communicates with other parts of the application over a network. Which architectural style is the company adopting?

   • AHosted
   • BContainer
   • CVirtualization
   • DMicroservices
   Reveal Solution Discussion Select an answer first
5. 4foundation · easy

   Which component is responsible for running and managing virtual machines?

   • AOperating system kernel
   • BHypervisor
   • CApplication server
   • DContainer runtime
   Reveal Solution Discussion Select an answer first
6. 5application · medium

   A company's application has a user authentication feature that is frequently updated. The team wants to deploy updates to this feature independently without affecting other parts of the application. The team also needs the feature to communicate with the rest of the application over HTTP. Which approach should the team take?

   • AHost authentication on-premises
   • BPackage authentication as a container only
   • CRun authentication in a virtual machine
   • DBuild authentication as a microservice and expose it via an API
   Reveal Solution Discussion Select an answer first