Business Perspective is focused on how the business model integrates with the IT strategy.
People Perspective is about how the teams are prepared for cloud adoption.
Governance is all about both IT and Organizational Governance.
Platform Perspective includes principles and patterns for communicating your target state. environment and migrating workloads to the cloud.
Security Perspective is to understand the process for selecting and implementing controls.
Operations Perspective is how IT workloads are run, used, and operated to meet the requirements of the business.