Quick Answer
The correct answer is to enable blob soft delete on the storage account. This configuration works because Azure Data Lake Storage Gen2 implements its soft delete capability through the underlying blob storage layer, meaning that enabling blob soft delete on the storage account automatically protects both blobs and the hierarchical namespace data from accidental deletion. On the Microsoft Azure Data Engineer Associate DP-203 exam, this question tests your understanding of how ADLS Gen2 inherits blob-level features, and a common trap is confusing soft delete with versioning or Azure Resource Manager locks—versioning keeps multiple snapshots but does not prevent deletion, while ARM locks only block resource-level changes, not data deletion. To remember this, think of the mnemonic "Blobs Back Up Data Lake"—since ADLS Gen2 is built on Blob Storage, enabling blob soft delete is the direct path to data protection.
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.
Your organization uses Azure Data Lake Storage Gen2 for a data lake. You need to prevent accidental deletion of data by enabling a soft delete policy. Which configuration is required?
Apply an Azure Resource Manager lock.
Why wrong: Prevents modification of the resource, not data deletion.
Configure Azure Backup for the storage account.
Why wrong: Azure Backup is not designed for Data Lake soft delete.
Enable blob versioning.
Why wrong: Versioning preserves previous versions but not the same as soft delete.
Enable blob soft delete on the storage account.
Soft delete retains deleted blobs for a specified period.
Answer choices
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Enable blob soft delete on the storage account.
Option A is correct because Azure Data Lake Storage Gen2 supports soft delete for blobs. Option B is wrong because Azure Backup is for VM and other sources, not for Data Lake. Option C is wrong because versioning is different from soft delete. Option D is wrong because Azure Resource Manager locks prevent resource deletion, not data deletion.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
For each option: why learners choose it and why it is or isn't the right answer here.
Apply an Azure Resource Manager lock.
Why it's wrong here
Prevents modification of the resource, not data deletion.
Configure Azure Backup for the storage account.
Why it's wrong here
Azure Backup is not designed for Data Lake soft delete.
Enable blob versioning.
Why it's wrong here
Versioning preserves previous versions but not the same as soft delete.
Enable blob soft delete on the storage account.
Why this is correct
Soft delete retains deleted blobs for a specified period.
Related concept
Read the scenario before looking for a memorised answer.
Common exam traps
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
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.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
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
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.
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FAQ
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..
The correct answer is: Enable blob soft delete on the storage account. — Option A is correct because Azure Data Lake Storage Gen2 supports soft delete for blobs. Option B is wrong because Azure Backup is for VM and other sources, not for Data Lake. Option C is wrong because versioning is different from soft delete. Option D is wrong because Azure Resource Manager locks prevent resource deletion, not data deletion.
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.
Read the scenario before looking for a memorised answer.
About these practice questions
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Same concept, more angles
These questions test the same concept from different angles. Work through them to make sure you can recognise it however the exam phrases it.
Variation 1. Your organization uses Azure Data Lake Storage Gen2 and needs to prevent accidental deletion of data by enabling soft delete. You also need to ensure that deleted blobs are recoverable for 30 days. What should you configure?
easyWhy D: Option A is correct because blob soft delete allows recovery of deleted blobs within a specified retention period. Option B is wrong because container soft delete is for entire containers, not individual blobs. Option C is wrong because Azure Backup is for VM backups, not blob recovery. Option D is wrong because snapshots are manual and not automatic.
Last reviewed: Jun 21, 2026
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