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Cloud computing is a model for delivering computing services over the internet, where resources such as servers, storage, databases, software, and applications are provided as a service to users on-demand.
Key Characteristics:
Key Characteristics:
- On-demand self-service: Users can provision and manage resources without requiring human intervention.
- Broad network access: Resources are accessible over the internet or a private network.
- Resource pooling: Resources are pooled together to provide a multi-tenant environment.
- Rapid elasticity: Resources can be quickly scaled up or down to match changing business needs.
- Measured service: Users only pay for the resources they use.
- Public Cloud: A third-party provider delivers cloud services over the internet.
- Private Cloud: A cloud environment is provisioned and managed within an organization's premises.
- Hybrid Cloud: A combination of public and private cloud environments.
- Community Cloud: A cloud environment shared among multiple organizations with similar interests.
- Infrastructure as a Service (IaaS): Provides virtualized computing resources over the internet.
- Platform as a Service (PaaS): Provides a platform for developing, running, and managing applications.
- Software as a Service (SaaS): Provides software applications over the internet.
- Scalability: Quickly scale up or down to match changing business needs.
- Cost-effectiveness: Only pay for the resources used.
- Increased flexibility: Access resources from anywhere, on any device.
- Improved reliability: Built-in redundancy and failover capabilities.
- Enhanced security: Advanced security features and controls.
- Data storage and backup
- Web hosting
- Application development and deployment
- Big data analytics
- Artificial intelligence and machine learning
- Amazon Web Services (AWS)
- Microsoft Azure
- Google Cloud Platform (GCP)
- IBM Cloud
- Oracle Cloud