- A
await context.CallActivityAsync("Activity", input);
Why wrong: This does not include any retry logic. You would have to manually implement retries in a loop.
- B
await context.CallActivityWithRetryAsync("Activity", new RetryOptions(TimeSpan.FromSeconds(5), 3), input);
This uses the built-in retry support in Durable Functions with the specified first retry interval and maximum number of attempts.
- C
await context.CallActivityAsync("Activity", input, new RetryOptions(TimeSpan.FromSeconds(5), 3));
Why wrong: CallActivityAsync does not have an overload that accepts RetryOptions; it is only available on CallActivityWithRetryAsync.
- D
Use a durable timer and a loop to retry manually.
Why wrong: While possible, this is more complex and not the recommended approach when the SDK provides a native retry method.
AZ-204 Develop Azure compute solutions Practice Question
This AZ-204 practice question tests your understanding of develop azure compute solutions. 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.
You are implementing a Durable Functions orchestration that calls an activity function which may fail transiently. You want to retry the activity up to 3 times with a 5-second delay and exponential backoff. Which code snippet should you use?
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
await context.CallActivityWithRetryAsync("Activity", new RetryOptions(TimeSpan.FromSeconds(5), 3), input);
Option B is correct because the Durable Functions SDK provides the `CallActivityWithRetryAsync` method, which accepts a `RetryOptions` object to configure retry count and delay. The `RetryOptions` constructor takes `TimeSpan.FromSeconds(5)` as the first retry interval and `3` as the maximum number of attempts, including the initial call. This built-in method handles exponential backoff automatically, eliminating the need for manual retry logic.
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.
- ✗
await context.CallActivityAsync("Activity", input);
Why it's wrong here
This does not include any retry logic. You would have to manually implement retries in a loop.
- ✓
await context.CallActivityWithRetryAsync("Activity", new RetryOptions(TimeSpan.FromSeconds(5), 3), input);
Why this is correct
This uses the built-in retry support in Durable Functions with the specified first retry interval and maximum number of attempts.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
await context.CallActivityAsync("Activity", input, new RetryOptions(TimeSpan.FromSeconds(5), 3));
Why it's wrong here
CallActivityAsync does not have an overload that accepts RetryOptions; it is only available on CallActivityWithRetryAsync.
- ✗
Use a durable timer and a loop to retry manually.
Why it's wrong here
While possible, this is more complex and not the recommended approach when the SDK provides a native retry method.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates may confuse `CallActivityAsync` with `CallActivityWithRetryAsync`, assuming that retry options can be passed as an additional parameter to the former, or they may underestimate the value of the built-in retry mechanism and opt for a manual loop, which is less robust and not idiomatic in Durable Functions.
Detailed technical explanation
How to think about this question
Under the hood, `CallActivityWithRetryAsync` uses the orchestration's replay-safe timer to schedule retries, ensuring that the retry logic survives host restarts and is deterministic. The `RetryOptions` class also supports `BackoffCoefficient` (default 2.0) for exponential backoff and `MaxRetryInterval` to cap the delay. In a real-world scenario, if the activity calls an external API that throttles after a burst, the exponential backoff helps avoid overwhelming the service while still recovering quickly from transient failures.
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 media company stores terabytes of video archives that are accessed once a year for audit purposes. Moving these objects to a cold storage tier (Azure Archive, S3 Glacier, or Google Nearline) costs a fraction of hot storage. Questions like this test whether you understand storage tiers, access frequency tradeoffs, and retrieval latency requirements.
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.
- →
Develop Azure compute solutions — study guide chapter
Learn the concepts, then practise the questions
- →
Develop Azure compute solutions practice questions
Targeted practice on this topic area only
- →
All AZ-204 questions
997 questions across all exam domains
- →
Microsoft Azure Developer Associate AZ-204 study guide
Full concept coverage aligned to exam objectives
- →
AZ-204 practice test guide
How to use practice tests most effectively before exam day
Related practice questions
Related AZ-204 practice-question pages
Use these pages to review the topic behind this question. This is how one missed question becomes focused revision.
Develop Azure compute solutions practice questions
Practise AZ-204 questions linked to Develop Azure compute solutions.
Develop for Azure storage practice questions
Practise AZ-204 questions linked to Develop for Azure storage.
Implement Azure security practice questions
Practise AZ-204 questions linked to Implement Azure security.
Connect to and consume Azure services and third-party services practice questions
Practise AZ-204 questions linked to Connect to and consume Azure services and third-party services.
Monitor, troubleshoot, and optimize Azure solutions practice questions
Practise AZ-204 questions linked to Monitor, troubleshoot, and optimize Azure solutions.
AZ-204 fundamentals practice questions
Practise AZ-204 questions linked to AZ-204 fundamentals.
AZ-204 scenario practice questions
Practise AZ-204 questions linked to AZ-204 scenario.
AZ-204 troubleshooting practice questions
Practise AZ-204 questions linked to AZ-204 troubleshooting.
Practice this exam
Start a free AZ-204 practice session
Short sessions build daily habit. Longer sessions build exam-day stamina. Try a timed session to simulate real conditions.
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: await context.CallActivityWithRetryAsync("Activity", new RetryOptions(TimeSpan.FromSeconds(5), 3), input); — Option B is correct because the Durable Functions SDK provides the `CallActivityWithRetryAsync` method, which accepts a `RetryOptions` object to configure retry count and delay. The `RetryOptions` constructor takes `TimeSpan.FromSeconds(5)` as the first retry interval and `3` as the maximum number of attempts, including the initial call. This built-in method handles exponential backoff automatically, eliminating the need for manual retry logic.
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
Courseiva creates original exam-style practice questions with explanations and wrong-answer analysis. It does not publish real exam questions, exam dumps, or protected exam content. Learn why practice questions differ from exam dumps →
Last reviewed: Jun 11, 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.
Question Discussion
Share a tip, memory trick, or ask about the reasoning behind this question. Do not post real exam questions, leaked content, braindumps, or copyrighted exam material. Comments are moderated and may be removed without notice.
Sign in to join the discussion.