The answer is to configure the Retry property to a value greater than 0 and the Throttle property to limit concurrent connections. The Retry setting ensures the copy activity automatically re-attempts the REST API call when transient failures occur, such as HTTP 429 or 503 responses, which is essential for handling rate limits. The Throttle setting controls the maximum number of simultaneous connections to the API, directly preventing you from exceeding the 100 requests per minute limit by serializing requests. On the DP-203 exam, this tests your understanding of how ADF copy activity throttling and retry for REST APIs differ from batch size or timeout settings—a common trap is confusing batch size with rate limiting. Remember the mnemonic: “Retry for failures, Throttle for limits” to keep the two distinct.
DP-203 Practice Question: Secure, monitor, and optimize data storage and data processing
This DP-203 practice question tests your understanding of secure, monitor, and optimize data storage and data processing. 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 using Azure Data Factory to ingest data from a REST API into Azure Synapse Analytics. The API has a rate limit of 100 requests per minute. You need to ensure that the pipeline respects the rate limit and retries on failure. Which two settings should you configure in the copy activity? (Choose two.)
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Set the 'Throttle' property to limit the number of concurrent connections.
Options A and C are correct. Setting 'Retry' to handle transient failures and 'Throttle' to limit concurrent connections help respect rate limits. Option B is wrong because 'Batch size' is for bulk operations, not rate limiting. Option D is wrong because 'Timeout' cancels the activity, not retries. Option E is wrong because 'Enable staging' is for large data transfers, not rate limiting.
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.
✗
Enable 'Enable staging' to use a staging blob.
Why it's wrong here
Staging is for large data transfers and does not affect API rate limits.
✗
Configure the 'Batch size' to 100.
Why it's wrong here
Batch size controls the number of rows per batch in bulk operations, not request rate.
✓
Set the 'Throttle' property to limit the number of concurrent connections.
Why this is correct
Throttling concurrent connections helps stay within the rate limit.
Related concept
Read the scenario before looking for a memorised answer.
✓
Set the 'Retry' property to a value greater than 0.
Why this is correct
Retry allows the activity to attempt again on failure, which is useful for transient rate limit errors.
Related concept
Read the scenario before looking for a memorised answer.
✗
Increase the 'Timeout' value to 10 minutes.
Why it's wrong here
Timeout sets the maximum duration for the activity; it does not handle rate limiting.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Many certification questions include familiar terms but test a specific constraint. Read the exact wording before choosing an answer that is generally true but wrong for this case.
Detailed technical explanation
How to think about this question
This question should be treated as a scenario, not a definition check. Identify the problem, the constraint and the best action. Then compare each option against those facts.
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.
Use explanations to understand the rule behind the answer.
TExam Day Tips
→Underline the problem statement mentally.
→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.
Related glossary terms
Concepts from this question explained
These glossary pages explain the core terms tested in this DP-203 question in full detail.
Identify which DP-203 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
Secure, monitor, and optimize data storage and data processing — This question tests Secure, monitor, and optimize data storage and data processing — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Set the 'Throttle' property to limit the number of concurrent connections. — Options A and C are correct. Setting 'Retry' to handle transient failures and 'Throttle' to limit concurrent connections help respect rate limits. Option B is wrong because 'Batch size' is for bulk operations, not rate limiting. Option D is wrong because 'Timeout' cancels the activity, not retries. Option E is wrong because 'Enable staging' is for large data transfers, not rate limiting.
What should I do if I get this DP-203 question wrong?
Identify which DP-203 exam domain this question belongs to, then review the specific concept being tested. Practise related questions in that domain and focus on understanding why each wrong answer is tempting — not just why the correct answer is right.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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