← Build ExercisesDomain 3
Product and Model Selection
4 build exercises to practise the concepts in this domain.
3.1Beginner30 minutes
3.1 — Pick the Right Feature for Six Work Scenarios
What you will learn
- What chat, Projects, research mode, and Artifacts each do best.
- How a one-off question differs from recurring work.
- How a multi-source question differs from a quick lookup.
- How to justify a feature choice in one sentence.
3.2Intermediate35 minutes
3.2 — Compare Haiku, Sonnet, and Opus on the Same Tasks
What you will learn
- The character of each tier: Haiku fast and light, Sonnet balanced, Opus strongest on hard reasoning.
- How to run a fair comparison with identical prompts.
- How to judge a result on the quality you actually need.
- Why the difference shows up on hard tasks, not easy ones.
3.3Intermediate30 minutes
3.3 — Build a Cost, Speed, and Quality Decision Table
What you will learn
- How to weigh cost, speed, and quality for a given task.
- Why the strongest model everywhere is usually the wrong default.
- How volume and frequency change the choice.
- How to decide when a quality gain is worth the extra cost or wait.
3.4Advanced40 minutes
3.4 — Manage a Long Conversation: Restart, Summarize, Persist
What you will learn
- What the context window is and why long chats degrade.
- When to restart a chat and when to carry a summary forward.
- How to persist standing information in a Project or memory instead of the chat.
- How to spot signs that earlier context is being lost.
