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What is Cloud Computering?
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- 2. Introduction of cloudcomputing Cloud computing provide us a means by which we can access the applications as a Utilities ,over the internet . It allows us to create, configure ,and customize application Online. With cloud computing users can access databases resources via the internet from anywhere for as Long as they need without worrying about any maintenance or management of actual resources.
- 3. What is cloudcomputing ? • Cloud computing refers to manipulating ,configuring, and accessing the applic online it offers online data storage, infrastructure and application. • Cloud computing is both a combination of software and hardware based computin resources delivered as a network services.
- 4. Cloud Deployment Models Deploymentmodels defines the type of access to the cloud, i.e. ,how the cloud is located ? Cloud can have any of the four type of access : Public, Private, Hybrid and Community. Deployment public private hybrid community
- 5. Public cloud :Public cloud is A type of hosting which cloud services are delivered Over A network for public use. Private cloud : Private cloud is a infrastructure that is solely used by one organization. Community cloud: Community cloud is an infrastructure that is mutually shared Between Organization that belong to a particular community. Hybrid cloud: Hybrid cloud uses both private and public cloud ,but can remain Separate entities.
- 6. Cloud Services Models CloudServices Models focus on providing some type of offering to their clients. Service models are the reference models on which the cloud computing is based. These can be Categorized into three basic service models as listed below: 1. Infrastructure as a services (IaaS) 2. Platform as a services (PaaS) 3. Software as a service (SaaS) SaaS PaaS IaaS
- 7. 3. Infrastructure asa services (IaaS), provides the hardware and usually virtua OS to their customers. Example of IaaS are Amazon EC2 ,Rackspace , Google Computer Engine Etc. 2. Platform as a services (PaaS), provide network computer running in a hosted Environment ,and also adds support for the development environment. Example of PaaS are Google App Engine , Cloud Foundry ,Engine Yard etc. 1. Software as a service (SaaS), is a type of cloud that offers an application to Customer or organizations thought a web browser. Example of SaaS are Salesfource ,Google Docs ,Office 365, Basecamp etc.
- 8. Advantages of cloudcomputing • Cost Proficient • Software Integration • More Secure • More Flexible • Infinite Storage • Rapid Development • Streaming Work-flow • Back & Recovery • Document Control • Environment Friendly
- 9. Disadvantages of cloudcomputing • Security breaches and personal information may be exposed. • Slow speed • Limited features • Storages limits-only 5 GB free storage is allowed
- 10. Conclusion Cloud computing offersreal alternative to it department for improved flexibility and trim down the cost . Markets are developing for the delivery of software application ,platform ,and infrastructure as a services are readily accessible on a pay-per-use basis and offer great alternatives to businesses that need the flexibility to rent infrastructure on a temporary basis or to reduce capital cost.