AZ-400 Practice Question: Design and implement build and release pipelines
This AZ-400 practice question tests your understanding of design and implement build and release pipelines. This is a configuration task: choose the command set that satisfies every stated requirement. Small differences — like 'secret' vs 'password' or 'transport input ssh' vs 'all' — change whether the answer is correct. 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.
Your release pipeline deploys to multiple environments (Dev, QA, Prod) using approvals. You need to ensure that the deployment to Prod only proceeds if the deployment to QA succeeded and an approval is granted. Which combination of triggers and pre-deployment conditions should you configure?
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Set the trigger on Prod to 'After stage' and select QA as the stage, and add a pre-deployment approval on Prod.
Option C is correct because setting the trigger to 'After stage' on the QA stage and adding a pre-deployment approval on Prod ensures both conditions. Option A is wrong because automatic trigger does not enforce QA success. Option B is wrong because 'After release' ignores QA. Option D is wrong because manual only trigger ignores QA.
Key principle: NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
✗
Set the trigger on Prod to 'Automatic' and add a post-deployment approval on QA.
Why it's wrong here
Post-deployment approval on QA is not the same as pre-deployment on Prod.
✗
Set the trigger on Prod to 'After release' and add a pre-deployment approval on Prod.
Why it's wrong here
After release does not check QA success.
✗
Set the trigger on Prod to 'Manual only' and add a pre-deployment approval on Prod.
Why it's wrong here
Manual trigger does not automatically wait for QA.
✓
Set the trigger on Prod to 'After stage' and select QA as the stage, and add a pre-deployment approval on Prod.
Why this is correct
This ensures QA succeeded before Prod deployment, and approval is needed.
Related concept
Static NAT maps one inside address to one outside address.
Common exam traps
Common exam trap: NAT rules depend on direction and matching traffic
NAT is not only about the public address. The inside/outside interface roles and the ACL or rule that matches traffic are just as important.
Detailed technical explanation
How to think about this question
NAT questions usually test address translation, overload/PAT behaviour, static mappings and whether the right traffic is being translated. Read the interface direction and address terms carefully.
KKey Concepts to Remember
Static NAT maps one inside address to one outside address.
PAT allows many inside hosts to share one public address using ports.
Inside local and inside global describe the private and translated addresses.
NAT ACLs identify traffic for translation, not always security filtering.
TExam Day Tips
→Identify inside and outside interfaces first.
→Check whether the scenario needs static NAT, dynamic NAT or PAT.
→Do not confuse NAT matching ACLs with normal packet-filtering intent.
Key takeaway
NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated.
Real-world example
How this comes up in practice
A cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. NAT direction and interface roles matter as much as the IP address mapping. Inside/outside designation controls which traffic is translated. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this AZ-400 question in full detail.
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related AZ-400 NAT questions on configuration and troubleshooting.
Design and implement build and release pipelines — This question tests Design and implement build and release pipelines — Static NAT maps one inside address to one outside address..
What is the correct answer to this question?
The correct answer is: Set the trigger on Prod to 'After stage' and select QA as the stage, and add a pre-deployment approval on Prod. — Option C is correct because setting the trigger to 'After stage' on the QA stage and adding a pre-deployment approval on Prod ensures both conditions. Option A is wrong because automatic trigger does not enforce QA success. Option B is wrong because 'After release' ignores QA. Option D is wrong because manual only trigger ignores QA.
What should I do if I get this AZ-400 question wrong?
Review the four NAT address types (inside local, inside global, outside local, outside global), PAT port overload, and static vs dynamic NAT use cases. Then practise related AZ-400 NAT questions on configuration and troubleshooting.
What is the key concept behind this question?
Static NAT maps one inside address to one outside address.
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