# Cloud Computing

## Emergence of Cloud Computing

> Modern cloud computing serves a similar role to traditional data centers, but differs in that it **rents virtual computers** rather than physical computers. This stems from the development of virtualization technology.

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## Advantages of Cloud Computing

* Provides server resources, space, and network environment
* Flexibly adjust computing power as needed
* Unlike on-premises with fixed costs, only pay for **what you use**
* **Immediate migration** to other computers possible

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## Disadvantages of Cloud Computing

* Operating environment itself becomes dependent on cloud provider
* When cloud services have problems, it affects the service environment
