1.1
Water Cycle and Water Treatment
Understanding the journey of water from source to tap
1.2
Direct and Indirect Cold Water
System layouts and components
1.3
Backflow and Backflow Prevention
Protecting water supplies from contamination
1.4
Reclaimed Water and Water Efficiency
Sustainable water practices
3.1
Introduction to Decommissioning and Maintenance
Safe decommissioning procedures
3.2
Maintaining Float Valves
Float valve maintenance and repair
3.3
Maintaining Taps and Valves
Tap and valve maintenance procedures
3.4
Testing and Commissioning Cold Water Systems
Pressure testing and commissioning procedures
✍️
Short Answer Quizzes
Test your written knowledge — AI-marked with personalised feedback
These six quizzes test whether you can explain cold water system knowledge in your own words — covering water sources, hard and soft water, treatment, regulations, backflow prevention, system design and commissioning procedures. Your written answers are marked by AI against the Unit 205 workbook, with feedback on what you got right and what to review.
✍️ SA Quiz 1 — Regulations, Supply & Backflow
✍️ SA Quiz 2 — Fluid Categories, Systems & Components
✍️ SA Quiz 3 — Testing, Commissioning & Fault Finding
✍️ SA Quiz 4 — Water Sources, Hard/Soft Water & Treatment
✍️ SA Quiz 5 — Public Supply, Pipe Types & Valve Knowledge
✍️ SA Quiz 6 — Cistern Setup, Pipe Sizes & Commissioning Handover