📅  最后修改于: 2020-11-09 01:51:53             🧑  作者: Mango
有以下三种类型的云服务模型-
IaaS也称为硬件即服务(HaaS)。它是通过互联网管理的计算基础架构。使用IaaS的主要优势在于,它可以帮助用户避免购买和管理物理服务器的成本和复杂性。
IaaS具有以下特征-
示例:DigitalOcean,Linode,Amazon Web Services(AWS),Microsoft Azure,Google Compute Engine(GCE),Rackspace和Cisco Metacloud。
要了解有关IaaS的更多信息,请单击此处。
PaaS云计算平台是为程序员创建的,用于开发,测试,运行和管理应用程序。
PaaS具有以下特征-
示例:AWS Elastic Beanstalk,Windows Azure,Heroku,Force.com,Google App Engine,Apache Stratos,Magento Commerce Cloud和OpenShift。
要了解有关PaaS的更多信息,请单击此处。
SaaS也被称为“按需软件”。它是一种由云服务提供商托管应用程序的软件。用户可以在Internet连接和Web浏览器的帮助下访问这些应用程序。
SaaS具有以下特征-
示例:BigCommerce,Google Apps,Salesforce,Dropbox,ZenDesk,Cisco WebEx,ZenDesk,Slack和GoToMeeting。
要了解有关SaaS的更多信息,请单击此处。
下表显示了IaaS,PaaS和SaaS之间的区别-
IaaS | Paas | SaaS |
---|---|---|
It provides a virtual data center to store information and create platforms for app development, testing, and deployment. | It provides virtual platforms and tools to create, test, and deploy apps. | It provides web software and apps to complete business tasks. |
It provides access to resources such as virtual machines, virtual storage, etc. | It provides runtime environments and deployment tools for applications. | It provides software as a service to the end-users. |
It is used by network architects. | It is used by developers. | It is used by end users. |
IaaS provides only Infrastructure. | PaaS provides Infrastructure+Platform. | SaaS provides Infrastructure+Platform +Software. |