Cloud computing

Definition

Cloud computing refers to the delivery of computing services—including storage, processing power, and applications—over the internet, allowing users to access resources remotely. This technology enables efficient data management and resource allocation while supporting scalability and flexibility, making it easier for organizations to leverage hardware-assisted virtualization and understand performance implications when running multiple virtual environments.

5 Must Know Facts For Your Next Test

1. Cloud computing can reduce the need for physical hardware, leading to cost savings for organizations and improved efficiency in resource utilization.
2. With cloud computing, users can easily scale resources up or down based on their needs, which is crucial for handling variable workloads.
3. It allows for better collaboration since data and applications can be accessed from anywhere with an internet connection.
4. Security in cloud computing is a shared responsibility; while providers implement security measures, users must also ensure their data is protected.
5. The performance implications of using cloud services often depend on network bandwidth and latency, which can impact the speed of accessing virtualized resources.

Review Questions

• How does cloud computing enhance the capabilities of hardware-assisted virtualization?
  • Cloud computing enhances hardware-assisted virtualization by allowing multiple virtual machines to run on a single physical server. This setup maximizes resource utilization and reduces costs, as organizations can provision resources dynamically based on demand. The flexibility of cloud environments means that virtualization can be scaled seamlessly, accommodating changing workloads without significant downtime or hardware investment.
• Discuss the potential performance implications that organizations might face when adopting cloud computing solutions.
  • Organizations adopting cloud computing may encounter performance implications such as increased latency due to network dependencies and possible bottlenecks when accessing shared resources. The quality of service provided by the cloud provider also plays a crucial role; any downtime or throttling can directly affect application performance. Additionally, proper configuration of virtual machines is essential to ensure optimal performance across various workloads.
• Evaluate how the integration of cloud computing with virtualization technologies can transform traditional IT operations.
  • The integration of cloud computing with virtualization technologies can significantly transform traditional IT operations by shifting from a capital expenditure model to an operational expenditure model. This change allows organizations to pay only for the resources they use, fostering agility and rapid innovation. Additionally, it enables automated resource allocation and scaling, freeing IT staff from manual maintenance tasks and allowing them to focus on strategic initiatives. Overall, this synergy enhances both efficiency and responsiveness in a rapidly changing business environment.

Related terms

Virtualization: The process of creating a virtual version of a computing resource, such as a server or operating system, enabling better resource management and isolation.

Infrastructure as a Service (IaaS): A cloud computing model that provides virtualized computing resources over the internet, allowing users to rent infrastructure instead of investing in physical hardware.

Platform as a Service (PaaS): A cloud computing model that provides a platform allowing customers to develop, run, and manage applications without dealing with the complexity of building and maintaining the underlying infrastructure.