1 Life Cycles

Question 1

What are the distinctive features of a linear lifecycle?

Answer 1

• Clearly defined outputs
• Sequential approach
• Stable, low-risk projects
• High structure
• Expectations of each phase are known

Question 2

What are the distinctive features of an iterative lifecycle?

Answer 2

• Repeats one or more phases
• Scope often vague or solutions unclear
• Requires greater flexibility in governance

Question 3

What are the distinctive features of a hybrid lifecycle?

Answer 3

• Adds iteration to a linear lifecycle and so a combination of both approaches.

Question 4

In linear lifecycles, why are projects structured as phases?

Answer 4

• Clearer identification of priorities (to ensure scope achieved) and focus on work.
• Early understanding of requirements are gathered through the development of a detailed PMP.
• Delivers consistent and more effective stakeholder communication - regular project reviews and frequent feedback and transparency (use milestones and KPIS to report)
• Assessment of achievements against requirements
  -Allows for maximum control and governance

Question 5

When would an organisation favour a linear lifecycle?

Answer 5

• Lower appetite for risk
• When a highly structured and predictable process is needed to offer transparency and maximum control and governance.
• All the knowledge required is already known.
• Resistance to change and rework

Question 6

When would an organisation favour an iterative lifecycle?

Answer 6

• Project is agile and allows different departments to work on different steps at the same time
• Organisation is open to change and flexibility
  -There is uncertainty around the scope - allowing for learning and discovery to take place as it evolves
• timeboxing is used to gather new insights and explore feedback

Question 7

What are the strengths of a linear lifecycle?

Answer 7

• Suitable for low-risk projects
• Provides clear framework for team to follow
• Regular and clear reporting to stakeholders on progress updates.

Question 8

What are the drawbacks of a linear lifecycle?

Answer 8

• Need very early clarity on scope and governance.
• Less flexible when changes do occur.

Question 9

What are the strengths of an iterative lifecycle?

Answer 9

• When there are evolving objectives
• When continuous improvement of a product is required.