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Introduction to Cloud Computing

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Questions and Answers

What is the general view of cloud computing, according to the text?

The focus is on where servers are located and who manages them

The focus is on investing in infrastructure and hardware

The focus is on managing servers and infrastructure

The focus is on always having access to applications and documents from any device (correct)

What does the author imply by 'I have a surplus of infrastructure that I want to make use of'?

The author has outdated infrastructure and wants to upgrade it

The author has extra infrastructure and wants to utilize it effectively (correct)

The author doesn't want to use the existing infrastructure

The author has too much infrastructure and wants to sell it off

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 (correct)

Investing in infrastructure for the long term

Enabling access to documents and photos from anywhere

Upgrading the existing infrastructure

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 Signup and view all the answers

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 Signup and view all the answers

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 Signup and view all the answers

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 Signup and view all the answers

What does the term 'Rapid Elasticity' refer to in cloud computing?

The capability to scale to cope with demand peaks Signup and view all the answers

In the cloud computing stack, what does IaaS refer to?

Hardware and software that powers servers, storage, and networks Signup and view all the answers

What is the main function of PaaS in the cloud computing reference model?

Runtime environment for applications development and data processing platform Signup and view all the answers

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.

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Description

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.