The main service forms of cloud computing: SaaS (Software as a Service), PaaS (Platform as a Service), IaaS (Information as a Service). SaaS service providers uniformly deploy application software on their own servers, and users order application software services from manufacturers through the Internet according to their needs. Mode for providing software. The advantage of this service model is that the service provider maintains and manages the software and provides hardware facilities for the software to run. Users can use the software anytime and anywhere as long as they have a terminal that can access the Internet. PaaS is a distributed platform service. Manufacturers provide development environment, server platform, hardware resources and other services to customers. Users customize and develop their own applications on the basis of their platforms and deliver them to other customers through their servers and the Internet. PaaS can provide enterprises or individuals with a research and development middleware platform, providing application development, database, application server, testing, hosting and application services. Google App Engine platform, 800APP of 800 customers is the representative product of PaaS. The advantage of IaaS is that users only need low-cost hardware and rent corresponding computing and storage capabilities on demand, which greatly reduces the user's hardware overhead. Amazon Web Services (AWS), IBM's BlueCloud, etc. all rent out infrastructure as a service. Smart Scale with WiFi function WiFi Scale, Dual connection scale, ITO scale, WiFi and bluetooth scale C&Q Technology (Guangzhou) Co.,Ltd. , https://www.gzcqteq.com
3 service forms of cloud computing
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