- A
Cold start latency may impact initial requests.
Cold starts add latency to first request.
- B
Function execution timeout is limited to 10 minutes.
Consumption plan has a 10-minute timeout.
- C
Scaling may not be instantaneous, causing latency spikes.
Scaling can take time, causing latency during bursts.
- D
Always-on feature must be enabled to avoid cold starts.
Why wrong: Always-on is not available in Consumption plan.
- E
Pre-warmed instances can be configured to reduce latency.
Why wrong: Pre-warmed instances are a Premium plan feature.
AZ-204 Develop Azure compute solutions Practice Question
This AZ-204 practice question tests your understanding of develop azure compute solutions. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. 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.
Which THREE considerations are important when designing a solution using Azure Functions with a Consumption plan for a latency-sensitive application?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Cold start latency may impact initial requests.
A is correct because Azure Functions on the Consumption plan can experience cold starts when a function app is idle or after scaling down to zero instances. During a cold start, the runtime must load the function host, load dependencies, and execute the function code, which adds latency that can be unacceptable for latency-sensitive applications. This delay occurs because the Consumption plan does not keep instances warm when there is no traffic.
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.
- ✓
Cold start latency may impact initial requests.
Why this is correct
Cold starts add latency to first request.
Related concept
Read the scenario before looking for a memorised answer.
- ✓
Function execution timeout is limited to 10 minutes.
Why this is correct
Consumption plan has a 10-minute timeout.
Related concept
Read the scenario before looking for a memorised answer.
- ✓
Scaling may not be instantaneous, causing latency spikes.
Why this is correct
Scaling can take time, causing latency during bursts.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Always-on feature must be enabled to avoid cold starts.
Why it's wrong here
Always-on is not available in Consumption plan.
- ✗
Pre-warmed instances can be configured to reduce latency.
Why it's wrong here
Pre-warmed instances are a Premium plan feature.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse the features of the Consumption plan with those of the Premium plan, mistakenly thinking Always-on or pre-warmed instances are available in the Consumption plan, when they are exclusive to higher-tier plans.
Detailed technical explanation
How to think about this question
Under the hood, cold start latency in the Consumption plan involves the Azure Functions host process starting from scratch, including loading the function code, binding extensions, and initializing the language runtime (e.g., .NET, Node.js). The 10-minute execution timeout (option B) is a hard limit for Consumption plan functions, meaning any function that runs longer than 10 minutes will be terminated, which is critical for latency-sensitive apps that might require longer processing. Scaling in the Consumption plan is event-driven and uses a scale controller that monitors triggers (e.g., queue messages, HTTP requests), but it can take up to several seconds to add new instances, causing latency spikes during sudden traffic bursts.
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 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. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
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.
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FAQ
Questions learners often ask
What does this AZ-204 question test?
Develop Azure compute solutions — This question tests Develop Azure compute solutions — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Cold start latency may impact initial requests. — A is correct because Azure Functions on the Consumption plan can experience cold starts when a function app is idle or after scaling down to zero instances. During a cold start, the runtime must load the function host, load dependencies, and execute the function code, which adds latency that can be unacceptable for latency-sensitive applications. This delay occurs because the Consumption plan does not keep instances warm when there is no traffic.
What should I do if I get this AZ-204 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
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Last reviewed: Jun 24, 2026
This AZ-204 practice question is part of Courseiva's free Microsoft certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the AZ-204 exam.
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