What are two common types of IT service delivery models?

The identification of on-premises and cloud-based service delivery as two common types of IT service delivery models is grounded in their fundamental differences in deployment and management of resources.

On-premises delivery refers to a model where IT services and infrastructure are hosted within an organization’s own facilities. Organizations have complete control over these resources, which can be crucial for compliance, security, or performance considerations. Companies might choose this model to utilize existing hardware investments or maintain a tighter control over data and applications.

On the other hand, cloud-based service delivery utilizes services provided over the internet, allowing organizations to leverage external providers for their IT needs. This model offers scalability, flexibility, and cost-effectiveness since companies can access resources on-demand, without the necessity for significant upfront investments in physical infrastructure. Cloud services also generally include maintenance and upgrading managed by the provider, freeing internal resources for other tasks.

These two models represent the spectrum of IT service delivery, from entirely in-house approaches to outsourced solutions via cloud providers. Each model offers distinct advantages and is selected based on the organizational needs, regulatory requirements, and overall strategic goals.

The other choices address specific facets of IT service delivery but do not encapsulate the broad, complete representations of service delivery models in the way on-premises and