Correct Answer: Configuring the guest operating system firewall and installing security patches
In an IaaS model, the cloud provider manages the physical infrastructure, hypervisor, and network virtualization. The customer is responsible for the guest operating system, includ...
Correct Answer
Configuring the guest operating system firewall and installing security patches
Why This Answer Is Correct
In an IaaS model, the cloud provider manages the physical infrastructure, hypervisor, and network virtualization. The customer is responsible for the guest operating system, including configuration, patching, guest firewall, and application security.
This question evaluates your knowledge of Cloud Concepts (Azure) — a core concept tested in Microsoft Certified: Azure Fundamentals (AZ-900). Understanding Cloud Concepts (Azure) is essential for designing scalable, secure, and cost-effective cloud architectures. Mastery of this topic will help you answer scenario-based questions confidently on exam day.
Which cloud computing characteristic describes the ability of a system to remain available and functional even when one or more of its components fail?
Which cloud model allows a company to run legacy applications in their on-premises datacenter while hosting their modern, scalable web applications in Azure?
An online ticketing application experiences sudden, unpredictable spikes in traffic whenever popular concert tickets go on sale. The application automatically adds more virtual machine instances to handle the load and terminates them once the traffic subsides. Which cloud concept does this illustrate?
A company is planning to migrate their applications to Azure. Instead of paying upfront capital expenses (CapEx) for physical servers and hardware infrastructure, they want to pay for resources as they consume them, treating the cost as an operational expense (OpEx). Which characteristic of cloud computing does this represent?