Introduction to Cloud Computing · Unit 2 · 6 hrs
Cloud Computing Architecture
Exam-focused notes for Cloud Computing Architecture (Introduction to Cloud Computing, CSC481): what the TU syllabus asks and how it has actually been tested, with 7 solved past questions from this unit.
What this unit covers
- Platform as service
- Software as a service
- Infrastructure as service
- Public clouds
- Private clouds
- Community cloud
- Hybrid clouds
- Cloud design and implementation using SOA, security, trust and privacy
Platform as service
Define cloud computing service. Describe each of PaaS, SaaS and IaaS with suitable examples.[10]
--- Cloud computing service refers to the delivery of hardware and software resources made available over the Internet as managed third-party services. Cloud services provide users access to advanced software applications, high-end networks, and server comp...
Full solved answer →Describe the services provided under Platform-as-a-service? [5]
Platform-as-a-Service (PaaS) is a cloud computing model that provides a complete development and deployment environment in the cloud. It delivers a platform allowing customers to develop, run, and manage applications without the complexity of building and m...
Full solved answer →Hybrid clouds
When do organizations have to adapt hybrid and community cloud deployment models? [5]
--- A hybrid cloud is a cloud environment that combines both private and public cloud deployments, allowing organizations to benefit from both models simultaneously. Organizations adopt the hybrid cloud model in the following situations: When an organizatio...
Full solved answer →Cloud design and implementation using SOA, security, trust and privacy
How and why cloud applications are designed using loosely coupled components? [5]
Loose coupling is an architectural principle where individual components (services) of an application interact with each other through well-defined interfaces and contracts, with minimal dependency on each other's internal implementation. Each component can...
Full solved answer →Explain the role of SOA while developing cloud applications. [5]
Service-Oriented Architecture (SOA) is an architectural style for designing and developing software systems where functionality is grouped into interoperable, loosely coupled, and reusable units called services. Each service performs a specific business fun...
Full solved answer →Infrastructure as service
Describe Amazon EC2 and its features. [5]
Amazon Elastic Compute Cloud (EC2) is a commercial web service launched by Amazon in 2006 as part of Amazon Web Services (AWS). It allows users to rent computer systems online to run their computer applications. EC2 is a foundational example of Infrastructu...
Full solved answer →Public clouds
Define cloud computing. Discuss various cloud deployment models.[10]
--- Cloud computing is a model for enabling on-demand network access to a shared pool of configurable computing resources (such as servers, storage, applications, and services) that can be rapidly provisioned and released with minimal management effort or s...
Full solved answer →Make Unit 2 stick
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