Network 2 (Cloud Basics) Flashcards
a model for enabling ubiquitous, convenient, on-demand network access to a shared pool of configurable computing resources
Cloud computing
Cloud computing has the following characteristics:
Cloud Computing
- Broad network access
- Fast and elastic scaling
- On-demand self-service
- Resource pooling
- Metered services
enables access to comprehensive public services through the Internet and serves as an extensive service platform with software, application, and information resources provisioned for governmental bodies
E-Gov Cloud Online Services
cloud infrastructure operated solely for a single organization.
Deployment Models for Cloud Computing
Private Cloud
service provider owns and operates the cloud infrastructure and provides cloud services open to the public or enterprise customers
Deployment Models for Cloud Computing
Public Cloud
combination of a public cloud and a private cloud or on-premises resources,
Deployment Models for Cloud Computing
Hybrid Cloud
The cloud platform provides infrastructure (such as servers, storage devices, networks, and virtual resources) and maintains related resources. Users only need to pay attention to the system and application layers.
Service Model for Cloud Computing
Infrastructure as a Service (IaaS):
The cloud platform provides infrastructure (such as servers, storage devices, networks, and virtual resources) and application deployment environment (such as the operating system, middleware, and software running environment) and maintains related resources. Users only need to focus on applications and data.
Service Model for Cloud Computing
Platform as a Service (PaaS)
The cloud platform provides all resources, services, and maintenance. Users only need to use applications.
Service Model for Cloud Computing
Software as a Service (SaaS)
