Cloud Computing Questions Answered


Cloud computing is an overall term for the delivery of hosted services online. Cloud computing enables compute resources to be consumed by firms as an utility just like electricity rather than having to assemble and keep computing infrastructures in house. Cloud computing guarantees several attractive advantages for businesses and end users. Three of of the main advantages of cloud computing include: • Self service provisioning: • Elasticity: Firms can scale up as computing needs increase and then scale as demands decline. Computing resources are quantified at a granular level, allowing users to pay just for workloads and the resources they use. Cloud computing services can be public, private or hybrid. תמיכת מחשבים לעסקים Private cloud services are delivered from a business' data center to internal users. This version offers versatility and convenience, while maintaining control, direction and security. Internal customers may or may not be billed through IT chargeback for services. In the cloud model that is public, a third party provider delivers the cloud service on the internet. Public cloud services can be bought on demand, commonly by the minute or the hour. Customers only pay for the CPU cycles, storage or bandwidth they consume. Top public cloud suppliers comprise Amazon Web Services (AWS), Microsoft Azure, IBM/SoftLayer and Google Compute Engine. Cloud that is hybrid is a mixture of cloud services that are public and on-premises private cloud – between the two with orchestration and automation. Firms can run mission- critical workloads or sensitive applications on the private cloud while using the public cloud for bursty workloads that must scale on-demand. The goal of cloud that is hybrid would be to create an unified, automated, scalable environment which takes advantage of all that a public cloud infrastructure can provide, while still keeping control over mission-critical data. Users have an allocated storage capacity and start, stop, access and configure storage and the VM as desirable. IaaS suppliers offer small, medium, large, extra-large, and memory- or compute-optimized examples, for various workload needs, in addition to cases that are customized. On their infrastructures, providers host development programs in the PaaS model. Those applications are accessed by users over the Internet using Web portals, APIs or portal applications. PaaS is used for general software development after it's developed and many PaaS providers will host the applications. Common PaaS suppliers include Salesforce.com's Force.com, Amazon Rubber Band Beanstalk and Google App Engine. SaaS is these in many cases are called Web services. Microsoft Office 365 is a SaaS offering for productivity software and e-mail services. Users can obtain SaaS applications and services from any place using a cellular or computer device that has Internet access. For further reading:  http://www.blat-lapidot.com/