HashiCorp Terraform 004 Workflow Guide

HashiCorp Terraform 004 workflow guide covering init, fmt, validate, plan, review, and apply decisions.

This chapter is the center of the exam. Most wrong Terraform Associate answers come from collapsing init, plan, and apply into one blur. HashiCorp is testing whether you understand the purpose of each workflow stage.

Work this objective area in order

Lesson	Focus
3.1 Init, Fmt & Validate	Learn what initialization, formatting, and validation really do.
3.2 Plan, Apply & Destroy	Learn what execution preview, execution, and teardown mean in Terraform.
3.3 Review & Resource Graph	Learn why Terraform can infer ordering and why plan review matters.

Fast routing inside this chapter

If the question is really about…	Go first to…
setting up the directory or checking style and structure	3.1 Init, Fmt & Validate
previewing, executing, or destroying infrastructure changes	3.2 Plan, Apply & Destroy
ordering, dependency graph, or why review happens before change	3.3 Review & Resource Graph

What strong answers usually do

state clearly what stage of the workflow the question is testing
treat plan review as a safety feature, not a side step
understand that Terraform can infer many dependencies from references

In this section

HashiCorp Terraform 004 Init and Validate Guide
Study HashiCorp Terraform 004 Init and Validate: key concepts, common traps, and exam decision cues.
HashiCorp Terraform 004 Plan and Apply Guide
Study HashiCorp Terraform 004 Plan and Apply: key concepts, common traps, and exam decision cues.
HashiCorp Terraform 004 Resource Graph Guide
Study HashiCorp Terraform 004 Resource Graph: key concepts, common traps, and exam decision cues.

Revised on Sunday, May 10, 2026

2. Fundamentals

4. Config