TF-003 Use the core Terraform workflow Practice Question
This TF-003 practice question tests your understanding of use the core terraform workflow. Examine the command output carefully: the correct answer depends on what the output actually shows, not on general recall alone. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
Exhibit
Refer to the exhibit.
```
$ terraform init
Initializing the backend...
Successfully configured the backend "local"! Terraform will automatically
use this backend unless the backend configuration changes.
Initializing provider plugins...
- Using previously-installed hashicorp/random v3.5.1
Terraform has been successfully initialized!
$ terraform plan
No changes. Your infrastructure matches the configuration.
$ terraform apply -auto-approve
No changes. Your infrastructure matches the configuration.
```
Refer to the exhibit. A developer runs the commands shown. The Terraform configuration defines a `random_pet` resource. The developer expects the plan to show a new resource to be created, but it says "No changes." What is the most likely reason?
Clue words in this question
Noticing these words before you look at the options changes how you read each choice.
Clue: "most likely"
Why it matters: Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
Refer to the exhibit.
```
$ terraform init
Initializing the backend...
Successfully configured the backend "local"! Terraform will automatically
use this backend unless the backend configuration changes.
Initializing provider plugins...
- Using previously-installed hashicorp/random v3.5.1
Terraform has been successfully initialized!
$ terraform plan
No changes. Your infrastructure matches the configuration.
$ terraform apply -auto-approve
No changes. Your infrastructure matches the configuration.
```
A
The random_pet resource was already created in a previous apply and is still in the state
Correct! If the resource exists in state and configuration matches, no changes are needed.
B
The `-auto-approve` flag prevents showing changes in the plan
Why wrong: Auto-approve only skips approval; plan output is still shown.
C
The `random_pet` resource is not supported by the Terraform version
Why wrong: It is supported; otherwise, init or plan would error.
D
The backend is local, so changes are not persisted across runs
Why wrong: Local backend persists state in the same directory.
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
The random_pet resource was already created in a previous apply and is still in the state
Option A is correct because the `random_pet` resource was already created and recorded in the Terraform state file during a previous `terraform apply`. When the developer runs `terraform plan` again without any changes to the configuration, Terraform compares the current state to the configuration and finds no differences, resulting in 'No changes.' The resource already exists in the state, so no new resource is planned.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✓
The random_pet resource was already created in a previous apply and is still in the state
Why this is correct
Correct! If the resource exists in state and configuration matches, no changes are needed.
Clue confirmation
The clue word "most likely" in the question point toward this answer.
Related concept
Read the scenario before looking for a memorised answer.
✗
The `-auto-approve` flag prevents showing changes in the plan
Why it's wrong here
Auto-approve only skips approval; plan output is still shown.
✗
The `random_pet` resource is not supported by the Terraform version
Why it's wrong here
It is supported; otherwise, init or plan would error.
✗
The backend is local, so changes are not persisted across runs
Why it's wrong here
Local backend persists state in the same directory.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates may assume `random_pet` generates a new value on every plan, but Terraform treats it as a managed resource that only changes when the configuration or state is altered.
Trap categories for this question
Command / output trap
Auto-approve only skips approval; plan output is still shown.
Detailed technical explanation
How to think about this question
Terraform's `random_pet` resource generates a random string and stores its value in the state file. Once created, the resource is considered managed; subsequent plans will show 'No changes' unless the configuration is modified or the state is manually removed. A common real-world scenario is using `random_pet` for unique naming in CI/CD pipelines, where developers may forget that the resource persists in state and expect a new name on every plan.
KKey Concepts to Remember
Read the scenario before looking for a memorised answer.
Find the constraint that changes the correct option.
Eliminate answers that are true in general but not in this case.
TExam Day Tips
→Watch for words such as best, first, most likely and least administrative effort.
→Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A practitioner preparing for the TF-003 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Use the core Terraform workflow — This question tests Use the core Terraform workflow — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: The random_pet resource was already created in a previous apply and is still in the state — Option A is correct because the `random_pet` resource was already created and recorded in the Terraform state file during a previous `terraform apply`. When the developer runs `terraform plan` again without any changes to the configuration, Terraform compares the current state to the configuration and finds no differences, resulting in 'No changes.' The resource already exists in the state, so no new resource is planned.
What should I do if I get this TF-003 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
Are there clue words in this question I should notice?
Yes — watch for: "most likely". Probability qualifier — the question wants the most probable cause or outcome, not a guaranteed one. Eliminate low-probability options.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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