10 Questions
What is the general view of cloud computing, according to the text?
The focus is on always having access to applications and documents from any device
What does the author imply by 'I have a surplus of infrastructure that I want to make use of'?
The author has extra infrastructure and wants to utilize it effectively
What is the primary concern of the business owner who stated 'I have a lot of infrastructure that I want to rent'?
Scalability and maintenance issues
What does the statement 'I want to access and edit my documents and photos from everywhere.' imply?
A desire for universal access to documents and photos
What is the main reason for the statement 'I just want them always available and access them from any device connected through Internet.'?
Facilitating easy access to applications and documents
Which of the following best describes cloud computing?
A type of parallel and distributed system consisting of a collection of interconnected and virtualized computers dynamically provisioned as one or more unified computing resources
According to the National Institute of Standards and Technology (NIST), which of the following is an essential characteristic for a service to be considered 'Cloud'?
On-demand self-service
What does the term 'Rapid Elasticity' refer to in cloud computing?
The capability to scale to cope with demand peaks
In the cloud computing stack, what does IaaS refer to?
Hardware and software that powers servers, storage, and networks
What is the main function of PaaS in the cloud computing reference model?
Runtime environment for applications development and data processing platform
Study Notes
General View of Cloud Computing
- The general view of cloud computing is that it allows individuals and businesses to make use of surplus infrastructure, rent out unused infrastructure, and access documents and data from anywhere, at any time.
Cloud Computing Characteristics
- According to the National Institute of Standards and Technology (NIST), an essential characteristic for a service to be considered 'Cloud' is Rapid Elasticity.
- Rapid Elasticity refers to the ability of cloud resources to be rapidly and elastically provisioned and de-provisioned.
Cloud Computing Stack
- IaaS (Infrastructure as a Service) refers to the provision of virtualized computing resources over the internet.
- PaaS (Platform as a Service) provides a platform for developing, running, and managing applications, allowing users to focus on application development without worrying about the underlying infrastructure.
Key Benefits of Cloud Computing
- Cloud computing allows users to access and edit documents and photos from anywhere, at any time.
- The primary concern of business owners who adopt cloud computing is to have their resources always available and accessible from any device connected through the internet.
This quiz covers the basics of cloud computing, including topics like powerful processors, virtualization, and wider communication bandwidth. It also discusses the benefits of cloud computing for businesses and individuals who want to scale infrastructure without heavy investment.
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