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Prakash nidhi Verma
Prakash nidhi Verma

Cloud computing is the used as software development platforms,servers,storage and software,on the internet,through cloud. Companies offering these computing services are called cloud providers and typically charge for cloud computing services based on usage. 

TYPES OF CLOUD SERVICES: cloud computing services have three broad categories- 

1- Software as a service (Saas)

2- Platform as a service (PaaS)

3 Infrastructure as a service (IaaS)

SOFTWARE AS A SERVICE:  Software-as-a-Service (SaaS) is a way of delivering services and applications over the Internet. SaaS provides a complete software solution from cloud service provider. Most SaaS applications can be run directly from a web browser without any downloads. 

Advantages of SaaS: 

Cost Effective

Reduced time

Accessibility

Automatic updates

Scalability

The various companies providing software as a service are Cloud9 Analytics, Salesforce.com, Cloud Switch,Microsoft Office 365, Eloqua, dropBox and Cloud Tran .

PLATFORM AS A SERVICE:  PaaS is which kind of cloud computing that provides a platform to build applications and services over the internet.

Advantages of PaaS :

Simple and convenient for users

Cost Effective

Efficiently managing the lifecycle

Efficiency

This service are provided by Amazon Web services, Salesforce, Windows Azure, Google App Engine, cloud Bess and IBM smart cloud.

INFRASTRUCTURE AS A SERVICE:  Infrastructure as a service (IaaS) is a service model that delivers computer infrastructure on an outsourced basis to support various operations.

Advantages of IaaS :

Cost Effective

Website hosting

Security

Maintainence

Company provider Infrastructure as a service are Amazon webservices, Bluestack, IBM, Openstack, Rackspace and Vmware.

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