Cloud Computing Fundamentals

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Questions and Answers

What is cloud computing?

Accessing services like storage, servers, or applications over the internet instead of directly on your local hard drive.

Give two examples of cloud computing applications.

Google Chrome, Google Docs

Which of the following is considered a primary benefit of cloud computing?

  • Infrequent data backups
  • Requires powerful local hardware
  • Ability to access data from anywhere (correct)
  • Unlimited free storage

What does SaaS stand for in cloud computing?

<p>Software as a Service</p>
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Name two major cloud service providers.

<p>Amazon Web Services (AWS), Microsoft Azure</p>
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Which type of cloud service provides virtualized computing resources over the internet?

<p>Infrastructure as a Service (IaaS)</p>
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What is a private cloud?

<p>A cloud computing environment where the infrastructure and services are dedicated to a single organization.</p>
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What is the main feature of public clouds?

<p>Cloud resources (like servers and storage) are owned and operated by a third-party provider and shared by multiple organizations (tenants) over the internet.</p>
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What does "scalability" mean in the context of cloud computing?

<p>The ability to easily increase or decrease IT resources (like computing power, storage, bandwidth) as needed to meet fluctuating demand.</p>
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Describe a hybrid cloud.

<p>A combination of a private cloud and one or more public cloud services, allowing data and applications to be shared between them.</p>
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Which cloud model allows for the development, deployment, and hosting of applications without managing the underlying infrastructure?

<p>Platform as a Service (PaaS)</p>
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What is considered a cloud-based application?

<p>An application program that functions in the cloud, with some characteristics of a pure web application and some of a pure desktop application, accessed via the internet.</p>
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What does IaaS stand for?

<p>Infrastructure as a Service</p>
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What does PaaS stand for?

<p>Platform as a Service</p>
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Flashcards

What is cloud computing?

Accessing data/applications over the internet, rather than directly from your computer's hard drive.

What does SaaS stand for?

Software as a Service is a software distribution model where applications are hosted by a service provider and made available to customers over the Internet.

Cloud service providers

Amazon Web Services (AWS) and Microsoft Azure.

Cloud service: Virtualized resources

Infrastructure as a Service. It provides virtualized computing resources over the internet.

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What is a private cloud?

A cloud infrastructure used by a single organization.

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Main feature of public clouds?

Accessibility to everyone on the internet.

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Scalability in cloud computing?

The ability to increase or decrease resources as needed.

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Describe a hybrid cloud.

A cloud environment that combines both private and public clouds.

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Cloud model for development/hosting

Platform as a Service. It allows for development and hosting of applications.

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Cloud-based application

Applications that run through the internet, like Google Docs.

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What does IaaS stand for?

Infrastructure as a Service. Provides virtualized computing resources over the internet.

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What does PaaS stand for?

Platform as a Service. A cloud model that allows for development and hosting of applications

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Examples of cloud computing?

Google Chrome and Google Docs are examples of cloud computing.

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Benefits of cloud computing

Access data from anywhere, automatic backups, unlimited free storage.

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Study Notes

Cloud Computing Basics

  • Cloud computing involves accessing resources over the internet rather than a local hard drive.
  • Examples include Google Chrome and Google Docs.
  • Benefits of cloud computing include accessing data from anywhere and regular data backups.

Cloud Service Models

  • SaaS stands for Software as a Service.
  • IaaS stands for Infrastructure as a Service.
  • PaaS stands for Platform as a Service.
  • Amazon Web Services and Microsoft Azure are cloud service providers.
  • Infrastructure as a Service provides virtualized computing resources over the internet.
  • Platform as a Service is the cloud model for development and hosting applications.

Cloud Types

  • A private cloud is used by only one organization.
  • Public clouds are accessible to everyone.
  • A hybrid cloud is a mix of private and public clouds.

Scalability

  • Scalability refers to the ability to increase or decrease resources as needed.

Cloud-Based Applications

  • Cloud-based applications run through the internet, such as Google Docs.

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