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Cheat sheet

PSM I Cheat Sheet

Scrum Framework

60%of exam

People + Teams

20%of exam

Self-Managing TeamsFacilitationCoachingLeadershipImpediments

Products + Agility

20%of exam

Product GoalProduct BacklogForecastingStakeholdersValue

Quick Facts

Exam
PSM I
Credential
Professional Scrum Master I
Owner
Scrum.org
Questions
80
Time
60 minutes
Pass
85%
Cost
$200 USD
Format
MC, MA, TF
Training
Not required
Validity
Lifetime

Three Pillars

Transparent inspection enables adaptation.

TransparencyInspectionAdaptation

PO vs Developers

Product Owner

  • Owns product value
  • Orders Product Backlog
  • May cancel Sprint

Developers

  • Create Increment
  • Own Sprint Backlog
  • Decide technical approach

PO what; Developers how

Event Picker

  1. Need Sprint objectiveSprint Planning(Create Sprint Goal)
  2. Choose Sprint workSprint Planning(Developers select)
  3. Inspect daily progressDaily Scrum(Developers only)
  4. Adapt Sprint BacklogDaily Scrum(Protect goal)
  5. Inspect product outcomeSprint Review(Stakeholders collaborate)
  6. Adapt Product BacklogSprint Review(PO accountable)
  7. Improve team processRetrospective(Last event)
  8. Goal becomes obsoleteCancel Sprint(PO only)

Empiricism

Empiricism
Knowledge from experience
Lean thinking
Reduce waste
Transparency
Visible common truth
Inspection
Check progress often
Adaptation
Adjust from learning
Complex work
Unknowns expected
Scrum
Lightweight framework

Scrum Values

Committed focused people openly respect courage.

CommitmentFocusOpennessRespectCourage

Review vs Retro

Sprint Review

  • Inspect product
  • Adapt Product Backlog
  • Stakeholders attend

Retrospective

  • Inspect team
  • Improve effectiveness
  • Scrum Team attends

Product vs process

Values

Commitment
Support goals
Focus
Sprint work
Openness
Expose reality
Respect
Capable people
Courage
Right thing
Trust
Empiricism enabler

Artifact Commitments

Product, Sprint, Increment need commitments.

Product GoalSprint GoalDefinition of Done

Done vs Release

Done

  • Meets DoD
  • Usable Increment
  • Quality gate

Release

  • Business decision
  • PO accountable
  • May happen anytime

Done enables release

Accountabilities

Scrum Team
One cohesive unit
Product Owner
Maximizes value
Scrum Master
Accountable for Scrum
Developers
Create Increment
Stakeholders
Outside Scrum Team
Team size
Ten or fewer
Cross-functional
All skills inside
Self-managing
Decide who/how/what

Planning Topics

Plan why, what, then how.

Why valuableWhat DoneHow deliver

Events

Sprint
One month max
Planning
Why/what/how
Daily Scrum
15 minutes
Sprint Review
Inspect outcome
Retrospective
Improve effectiveness
Planning box
8 hours max
Review box
4 hours max
Retro box
3 hours max

Artifacts + Commitments

Product Backlog
Emergent ordered list
Product Goal
Long-term objective
Sprint Backlog
Goal/items/plan
Sprint Goal
Single Sprint objective
Increment
Usable Done work
Definition of Done
Quality commitment
Commitments
Artifact transparency
Undone work
Returns to backlog

Facilitate vs Manage

Facilitate

  • Guide conversation
  • Preserve neutrality
  • Enable decisions

Manage

  • Assign tasks
  • Direct people
  • Control execution

Enable, do not command

Scrum Master Picker

  1. Team lacks ScrumTeach(Guide basics)
  2. Team owns issueCoach(Build capability)
  3. Meeting needs structureFacilitate(Neutral stance)
  4. External blocker existsRemove(Impediment)
  5. Manager disrupts teamCoach management(Servant leadership)
  6. PO orders poorlyCoach PO(Value focus)
  7. Conflict escalatesFacilitate dialogue(Clarify boundaries)
  8. ScrumBut appearsExpose impact(Empirical change)

Scrum Master Service

Coach team
Scrum understanding
Remove impediments
Enable progress
Facilitate events
As requested
Coach PO
Effective backlog
Serve organization
Lead adoption
Cause change
Increase effectiveness
Shield team
Reduce disruptions
Teach Scrum
Clarify boundaries

Team Dynamics

Facilitation
Neutral process help
Coaching
Grow capability
Mentoring
Share experience
Teaching
Explain Scrum
Conflict
Facilitate clarity
Safety
Speak openly
Impediment
Blocks progress
Management
Supports environment

Product Goal vs Sprint Goal

Product Goal

  • Long-term target
  • Backlog commitment
  • One at time

Sprint Goal

  • Sprint objective
  • Backlog commitment
  • Scope can flex

Target vs step

Product Picker

  1. Need long targetProduct Goal(Backlog commitment)
  2. Need short focusSprint Goal(Sprint commitment)
  3. Need value orderProduct Backlog(PO accountable)
  4. Need delivery planSprint Backlog(Developers own)
  5. Need quality lineDefinition of Done(Increment commitment)
  6. Need market feedbackSprint Review(Adapt direction)
  7. Future is uncertainForecast(Not commitment)
  8. Feature is riskyPrototype(Validate value)

Product Ownership

Product value
PO accountability
Ordering
PO accountable
Visibility
Backlog transparent
Refinement
Ongoing detailing
Product Goal
Backlog commitment
One product
One backlog
Release
PO decision
Stakeholders
Feedback source

Output vs Outcome

Output

  • Features delivered
  • Work completed
  • Activity measure

Outcome

  • User behavior
  • Value achieved
  • Impact measure

Value beats volume

Agile Product

Forecast
Evidence-based projection
Velocity
Optional measure
MVP
Learning slice
Outcome
Value result
Output
Delivered work
Hypothesis
Testable belief
Feedback
Adapt backlog
Release plan
Forecast, not promise

Common Traps

Role Count

Three accountabilities No Development Team

Daily Scrum

Developers inspect No status report

Sprint Scope

Goal fixed Scope negotiable

Sprint Cancellation

PO authority Not team vote

Definition of Done

Required for Increment Not acceptance criteria

Backlog Ownership

PO accountable Work may delegate

Forecasts

Empirical projection Not fixed promise

Last Minute

  1. 1.85% means 68 correct
  2. 2.Sprint max: one month
  3. 3.Daily Scrum: 15 minutes
  4. 4.Planning: why, what, how
  5. 5.Artifacts each have commitments
  6. 6.PO orders Product Backlog
  7. 7.Developers own Sprint Backlog
  8. 8.SM accountable for Scrum
  9. 9.Only PO cancels Sprint
  10. 10.Done work enters Increment
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