Cloud Components has three components
1. Client computers
2. Distributed Servers
3. Data-centers
Clients: Clients are the device that the end user interact with cloud.
three types of clients: 1.) Mobile 2.) Thick 3.) Thin (Most Popular)
Data-center: It is collection of servers where application is placed and is accessed via internet.
Distributed servers Often servers are in geographically different places, but server acts as if they are working next to each other.
Central Server
Administrators of the system such as monitoring traffic, client demands to ensure everything runs smoothly.
It uses a special type of software called Middleware.
Middleware allow computer to communicate each other.
Service Models :
SaaS(Software as a service): Required software, Operating system & network is provided.
PaaS(Platform as service): Operating system and network is provided.
IaaS(Infrastructure as a service): just Network is provided.
Deployment of Cloud Service
Public Cloud, Private Cloud, Community Cloud, Hybrid Cloud(Combined Cloud)
Why cloud service is popular?
Reduce the complexity of networks.
Do not have to buy software licenses.
Customization.
Cloud providers that have specialized in a particular area (such as e-mail) can bring advanced services that a single company might not be able to afford or develop.
scalability, reliability, and efficiency. Info. at cloud are not easily lost.
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