Definition: On-demand services delivered over the internet (public, private, or hybrid cloud).

Types:

IaaS (Infrastructure as a Service): Virtual machines, storage (e.g., AWS EC2, Azure VMs).

PaaS (Platform as a Service): Application development platforms (e.g., Heroku, Google App Engine).

SaaS (Software as a Service): Web-based apps (e.g., Google Workspace, Office 365).

Includes:

Cloud migration

Cloud storage and backup

Cloud infrastructure management

Cloud security and compliance