Session 02 — Copilot Chat & Inline Suggestions¶

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Module: Copilot Fundamentals Difficulty: Beginner Prerequisites: Session 01 Duration: 3 hours (1 hr trainer content + 2 hr lab)

Overview¶

Build on the daily development workflow with Copilot Chat in the sidebar, inline chat, quick chat, the IDE, and GitHub.com. Learners use slash commands, chat participants (@workspace, @terminal, and @vscode), model selection, and practical patterns for routine work. The session also introduces Copilot CLI and Copilot App access patterns.

Learning Outcomes¶

Choose the Copilot Chat surface that fits the task.
Use slash commands for explanation, fixes, tests, and documentation.
Reference files and selections explicitly in Chat.
Compare approved model options for a task.
Recognize terminal-based workflows that fit Copilot CLI.

Session Materials¶

Resource	Location
Lab exercises	`lab/`
Lab starter files	`lab/starter/`
Lab solution files	`lab/solution/`

Key Topics¶

Chat UI surfaces: sidebar, inline, quick chat, terminal
Chat participants: @workspace, @terminal, @vscode
Slash commands: /explain, /fix, /tests, /doc, /new
Context management: #file, #selection, #editor
Model selection and auto model selection
Copilot CLI: standalone copilot CLI is covered in Session 04