Identify the roles, responsibilities, and lifecycle of a integration project17% of the exam

API-led delivery balancing production and consumption

Who produces and who consumes in MuleSoft's API-led delivery model: central IT unlocks systems with System APIs, LoB and central IT compose Process APIs, app developers self-serve to build Experience APIs and apps, with reusable assets created inside projects and consumer feedback steering what is produced next.

Official exam objective
Describe the characteristics and roles of an API-led IT delivery model that emphasizes both production and consumption.

~6 min read · 4 practice questions ·

What the exam expects

  • Assign each API-led layer to the group that typically builds it: central IT, LoB IT with central IT, or app developers.
  • Describe what each layer does (System, Process, Experience) and where new consumer-specific logic belongs.
  • Explain that reusable assets come out of normal project delivery and must be discoverable for self-service.
  • Describe how consumer feedback and usage metrics keep the production and consumption cycle improving.

Key terms:

  • System API: connects directly to a core system and unlocks its data while shielding the system of record.
  • Process API: orchestrates data from System APIs and other Process APIs into reusable business logic.
  • Experience API: adapts Process API output for one kind of consumer, such as a mobile app.
  • Self-service: developers discover and consume published APIs without waiting on central IT.

Key facts

Who unlocks key systems
Detail
Central IT, as reusable assets
Who composes process-level information
Detail
LoB IT and central IT, reusing System APIs
Who builds the experience layer and apps
Detail
App developers who discover and self-serve assets
When assets are created
Detail
During project delivery, not as a separate exercise
What improves the cycle
Detail
Consumer feedback plus usage metrics inform production
System API role
Detail
Shields systems of record from disruption
Experience API role
Detail
Adapts Process API output for a specific consumer
Average API-led results
Detail
64% productivity, 78% faster launches, 74% lower costs
Sources for this section (3)
  • Which average results does MuleSoft quote for API-led connectivity?
  • Why did Integration Competency Centers often become bottlenecks?
  • Why does Trailhead say self-service matters in API-led connectivity?
  • What does Trailhead say APIs designed to be secured and monitored give IT?

The questions are free to read. Answers with their sources and self-grading are included with the pack.

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