DP-203 Develop data processing Practice Question
You need to process a large dataset that contains personally identifiable information (PII). The data must be anonymized before being used for analytics. Which Azure service should you use to apply column-level masking dynamically?
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
✓
Azure Synapse Analytics dynamic data masking
Azure Synapse Analytics provides dynamic data masking at the column level. Azure Purview is for data governance. Azure API Management is for APIs. Azure Data Lake Storage does not provide masking.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Azure API Management policies
Why it's wrong here
API Management is for API gateways, not data masking.
- ✓
Azure Synapse Analytics dynamic data masking
Why this is correct
Dynamic data masking hides sensitive data from non-privileged users in query results.
- ✗
Azure Data Lake Storage access control lists (ACLs)
Why it's wrong here
ACLs control access to files, not column-level masking.
- ✗
Azure Purview classification and labeling
Why it's wrong here
Purview classifies data but does not mask it at query time.
Go deeper
Related to this question
Learn chapter
Introduction to Azure Data Engineering
Key term
Dynamic Data Masking
Dynamic Data Masking is a security feature that automatically hides sensitive data in query results so that unauthorized users see only masked information, while authorized users see the real data.
Key term
Azure Synapse Analytics
Azure Synapse Analytics is a cloud-based data integration, warehousing, and analytics service that brings together big data and data warehouse capabilities under one platform.
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JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This DP-203 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 DP-203 exam.