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 4)

Questions 16–20

1. 16foundation · easy

   Which of the following is a typical use case for Network as a Service (NaaS)?

   • AA developer wants to run a database without managing the underlying OS.
   • BA company wants to deploy a web application without managing servers.
   • CA business needs to quickly set up a secure virtual network with a firewall and VPN for remote workers.
   • DAn organization wants to use a ready-made email service.
   Reveal Solution Discussion Select an answer first
2. 17application · medium

   A company has a legacy application that requires a specific operating system version and custom kernel modules. The IT team wants to migrate this application to the cloud while retaining full control over the OS, networking, and installed software. Which cloud service model provides the required level of control?

   • ASaaS
   • BNaaS
   • CPaaS
   • DIaaS
   Reveal Solution Discussion Select an answer first
4. 18expert · hard

   A company subscribes to a NaaS service that provides virtual routing and firewalling. The provider experiences an outage that disrupts the company's network connectivity. According to the shared responsibility model, who is responsible for ensuring the NaaS service is available?

   • ABoth, because they share responsibility for all NaaS availability.
   • BThe provider, because it is responsible for the availability of the NaaS infrastructure.
   • CThe company, because it is responsible for its own network availability.
   • DNeither, because NaaS does not guarantee availability.
   Reveal Solution Discussion Select an answer first
5. 19foundation · easy

   Which of the following is a typical use case for Platform as a Service (PaaS)?

   • AHosting a static website with no server-side code
   • BDeveloping and deploying a web application without managing the underlying servers
   • CUsing a ready-made email service
   • DRunning a virtual machine with a custom operating system
   Reveal Solution Discussion Select an answer first
6. 20application · medium

   A retail chain needs to connect its stores to a cloud provider's network and wants to purchase network services such as routing, firewalling, and bandwidth on a subscription basis without buying physical networking hardware. Which cloud service model directly addresses this need?

   • APaaS
   • BIaaS
   • CNaaS
   • DSaaS
   Reveal Solution Discussion Select an answer first