Cloud Architecture

Which layer in cloud architecture is responsible for hosting virtual machines and abstracting physical hardware?

• Physical Layer
• Infrastructure Layer (Virtualization Layer)
• Platform Layer
• Application Layer

Answer explanation

Explanation for the answer (optional)

What is the primary function of the Physical Layer in cloud architecture?

• Provides development tools for cloud applications
• Hosts the actual hardware infrastructure (servers, storage, networking)
• Manages user-facing applications like Gmail
• Offers runtime environments for application execution

Which of the following is NOT a key component of the Platform Layer?

• Runtime Environments (e.g., Java, Node.js)
• Hypervisors (e.g., VMware, KVM)
• Middleware
• DevOps Tools

The Application Layer in cloud architecture is most closely associated with which cloud service model?

• IaaS
• PaaS
• SaaS
• FaaS

Which cloud service model provides virtualized computing resources over the internet?

• SaaS
• PaaS
• IaaS
• DaaS

What is the role of a hypervisor in IaaS?

• Manages application deployment
• Abstracts physical hardware to create virtual machines
• Provides databases for developers
• Offers end-user applications like Google Docs

Which of the following is a benefit of PaaS?

• No need to manage hardware or OS
• Complete control over underlying infrastructure
• Best suited for end-users needing ready-to-use software
• Requires manual scaling of resources

In SaaS, who is responsible for software maintenance and updates?

• The end-user
• The cloud service provider
• A third-party vendor
• The organization's IT team

Which cloud model is best suited for developers who want to focus on coding without managing servers?

• IaaS
• Hybrid Cloud
• SaaS
• PaaS

What is a key characteristic of SaaS applications?

• Users must install software locally
• Accessed via subscription over the internet
• Requires manual server provisioning
• Provides full control over infrastructure