5.2 Identify and Describe Common Cloud Service Models (e.g., Software as a Service [SaaS], Platform as a Service [PaaS], Infrastructure as a Service [IaaS], Network as a Service [NaaS]) CYBERSECURITY-APPRENTICE Practice Questions (Page 5)

Questions 21–24

1. 21application · medium

   A company uses a SaaS email service and an IaaS virtual machine. A security breach occurs because a vulnerability in the email application was not patched. In which model is the provider responsible for applying that patch?

   • ANeither, because the customer is always responsible for patching applications.
   • BIaaS, because the provider manages the virtual machine's OS.
   • CBoth, because the provider patches all layers in both models.
   • DSaaS, because the provider manages the application and its patches.
   Reveal Solution Discussion Select an answer first
2. 22foundation · easy

   Which scenario is a typical use case for Software as a Service (SaaS)?

   • AA company needs to deploy a custom application with a specific operating system version.
   • BAn organization needs to rent virtual machines to run a legacy application.
   • CA business wants to use a ready-made customer relationship management (CRM) tool without maintaining the software.
   • DA development team wants to build and deploy an application without managing the underlying servers.
   Reveal Solution Discussion Select an answer first
4. 23expert · hard

   A company is evaluating two cloud offerings: one provides a managed database where the customer only writes queries, and the other provides a virtual machine where the customer installs the database software. Which statement correctly describes the difference in management responsibility?

   • AThe managed database has less customer management responsibility than the virtual machine.
   • BThe virtual machine has less customer management responsibility than the managed database.
   • CThe managed database requires the customer to manage the OS.
   • DBoth offerings require the same level of customer management responsibility.
   Reveal Solution Discussion Select an answer first
5. 24application · medium

   A startup is building a new mobile app. The developers want to focus on writing application code and not worry about managing the operating system, runtime, or scaling infrastructure. They need a service that provides a managed runtime environment and built-in scaling. Which cloud service model should the startup choose?

   • AIaaS
   • BPaaS
   • CSaaS
   • DNaaS
   Reveal Solution Discussion Select an answer first