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Cloud Computing (Limittations (Interroperability, Vendor lock-in, Lack of…
Cloud Computing
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SaaS
What is SaaS?
Sofware as a Service utilizes the internet to deliver applications, which are managed by a third-party vendor, to its user. SaaS application rundirectly through your web browser, its mean do not require any download or instalations on the client side.
SaaS vendors manage all potential technical issues, such as data, middleware, servers, storage and network.
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When using it?
Startups or small companies that need to launch ecommerce quickly and do not have time for server issues or software
Short-term projects that require quick, easy and affordable collaboration
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PaaS
What is PaaS?
Platform as a Services, provide cloud components to certain software while being used mainly for applications
PaaS provides a platform for software creation. This platform is delivered via the web, giving developers the freedom to concentrate on building the software without having to worry about operating systems, software updates, storage, or infrastructure.
PaaS allows businesses to design and create applications that are built into the PaaS with special software components. These applications, sometimes called middleware, are scalable and highly available as they take on certain cloud characteristics.
All servers, storage, and networking can be managed by the enterprise or a third-party provider while the developers can maintain management of the applications.
Why using PaaS?
Simple, cost-effective development and deployment of apps
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PaaS Characteristics
Builds on virtualization technology, so resources can easily be scaled up or down as your business changes
Provides a variety of services to assist with the development, testing, and deployment of apps
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IaaS
What is IaaS?
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IaaS is fully self-service for accessing and monitoring computers, networking, storage, and other services.
IaaS allows businesses to purchase resources on-demand and as-needed instead of having to buy hardware outright.
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Why using IaaS
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Easy to automate deployment of storage, networking, servers, and processing power
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