Domain 4 of 7 · Chapter 4 of 6

Value Chain

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Included in this chapter:

  • The value chain: the operating model of the ITIL VS
  • Eight activities, eight success metrics
  • Purpose, activities, and practices
  • The language of operations: incidents to known errors
  • Build and release: releases, tests, CI/CD, reliability
  • Exam patterns: matching terms, metrics, and traps

The eight value chain activities and their key success metrics

Value chain activityWhat it doesKey success metric
DiscoverUnderstands demand, opportunities, and consumer needsHow well the organization understands demand, opportunities, and consumer needs
DesignDesigns products and services to meet agreed requirementsHow well designs meet the agreed utility, warranty, user experience, and sustainability requirements
AcquireObtains goods and resources from suppliersThe quality of the goods and resources obtained from suppliers
BuildBuilds components and verifies themComponents built to specification and verified by testing
TransitionMoves changes into the live environmentThe number and business impact of errors introduced into the live environment
OperateRuns the service day to dayPerformance against agreed service levels
DeliverDelivers the service to consumersPerformance against agreed service levels
SupportRestores service after a disruptionHow quickly normal service is restored after a disruption

Decision tree

Unplanned interruption or quality drop?IncidentYesNoPre-agreed, normal user request?Service requestYesNoSudden loss of critical functionsfor a set period?DisasterYesNoEventany other significant change of state

Cheat sheet

  • The value chain is the operating model of interconnected activities
  • The Version 5 value chain has eight activities
  • Each value chain activity has key success metrics
  • Value chain activities are not sequential
  • Every value chain activity has its own purpose-derived success metric
  • An operating model shows how an organization co-creates value and runs itself
  • Value chain activities and practices support the organization's purpose and operating model
  • An organization's purpose is what it does for stakeholders and why
  • An incident is an unplanned interruption or quality reduction
  • An event is a significant change of state
  • A service request is a pre-agreed, normal request
  • A problem is a cause or potential cause of incidents
  • An error is a flaw; a known error is an analysed problem
  • Distinguishing problem, error, and known error
  • A disaster is a sudden event causing great damage
  • A release is a version made available for use
  • A test verifies that something meets its requirements
  • Continuous integration merges code frequently with automated testing
  • Continuous delivery vs continuous deployment
  • A product specification defines a product's requirements
  • A product prototype is an early model for testing ideas
  • Reliability is the ability to perform as intended over time
  • SRE and observability defined

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References

  1. https://www.itil.com/Itil-News-and-Announcements/itil-version-5-foundation-whats-new-guide
  2. https://www.itil.com/Itil-News-and-Announcements/itil-product-and-service-lifecycle-model
  3. https://www.itil.com/Itil-News-and-Announcements/itil-version-5-explained
  4. https://www.peoplecert.org/browse-certifications/it-governance-and-service-management/ITIL-1/itil-5-foundation-version-50-4154