Cloud Interfaces – geeksforjobs

 

Hey all, Welcome to Geeksforjobs

Before cloud computing

Suppose you want to host a website, then the following are the things you will need to do:

  • Buy server stack
  • high traffic? More servers
  • Server monitoring and maintenance
  • loss
  • Stacker servers cost more
  • Troubleshooting
  • Traffic is different

What is cloud computing?

Cloud Computing is:

  • Storing data / applications on remote server
  • Processing data / application from server
  • Accessing data / application through internet

Service model

  1. IaaS
  2. Paas
  3. mother-in-law

mother-in-law?

software as a service

  • The cloud provider leases applications or software that their customers have
  • Example: salesforce.com provides CRM (Customer Relationship Manager) to its customer on cloud infrastructure and charges them for it, but the software is owned by the sales company only.

Paas?

Platform as a service

  • No control over the underlying architecture including OS, storage, server etc.
  • The cloud provider gives the customer the ability to deploy customer-created apps using programming languages, tools, etc. that are provided by the cloud provider

IaaS?

Infrastructure as a service

  • Provides virtualized computing resources on the Internet
  • No worries about the underlying physical machine
  • Abstracting the user from the physical machine

Deployment model

  • A service provider makes resources, such as applications and storage, available to the general public over the Internet.
  • Easy and inexpensive set-up because the cost of hardware, applications and bandwidth are covered by the provider
  • No wasted resources because you pay for what you use

Cloud provider

  1. Google Cloud Platform
  2. Amazon Web Services
  3. Microsoft azure


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