Cloud Services
IaaS Infrastructure as a service (IaaS) is a cloud computing offering in which a vendor provides users access to computing resources such as storage networking and servers. Organizations use their own platforms and applications within a service provider infrastructure.
Key features:
- Instead of purchasing hardware outright, users pay for IaaS on demand.
- Infrastructure is scalable depending on processing and storage needs.
- Saves enterprises the costs of buying and maintaining their own hardware.
- Because data is on the cloud there can be no single point of failure.
- Enables the virtualization of administrative tasks freeing up time for other work.
PaaS
- Platform as a service (PaaS) is a cloud computing offering that provides users with a cloud environment in which they can develop, manage and deliver applications. In addition to storage and other computing resources users are able to use a suite of prebuilt tools to develop customize and test their own applications.
Key features:
- PaaS provides a platform with tools to test, develop, and host applications in the same environment.
- Enables organizations to focus on development without having to worry about underlying infrastructure.
- Providers manage security operating systems server software and backups.
- Facilitates collaborative work even if teams work remotely.
SaaS
- Software as a service (SaaS) is a cloud computing offering that provides users with access to a vendor cloud-based software. Users do not install applications on their local devices. Instead, the applications reside on a remote cloud network accessed through the web or an API. Through the application users can store and analyze data and collaborate on projects.
Key features:
- SaaS vendors provide users with software and applications via a subscription model.
- Users do not have to manage install or upgrade software SaaS providers manage this.
- Data is secure in the cloud equipment failure does not result in loss of data.
- Use of resources can be scaled depending on service needs.
- Applications are accessible from almost any internet-connected device from virtually anywhere in the world.
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