Solutions Index

This section collects the reference solutions for the chapters whose Check your work notes point here.

Chapters Covered

• Chapter 4 — data-type selection, variable-scope cleanup, and validation-guard worked answers.
• Chapter 5 — operator/expression practice with readability and validation-focused solutions.
• Chapter 6 — control-structure selection, loop patterns, and fail-fast guard examples.
• Chapter 9 — codeunit business logic, table trigger fix, page action wiring, duplicate-generation guard.
• Chapter 11 — extension packaging (app.json), permission set, event subscriber.
• Chapter 13 — performance-focused loop/filter/load-field implementation and rationale notes.
• Chapter 14 — test codeunit and regression tests.
• Chapter 15 — data-classification audit output, role-scoped permission split.
• Chapter 16 — Petty Cash Log case-study implementation (table/page/codeunit/permissions/tests) and design notes.

Each chapter page answers that chapter’s tasks in order. For chapters 9, 11, and 13–16, it also names the file that answers each code task and ends with a Code section showing those files in full.