DP-900 Describe core data concepts Practice Question
Which TWO data storage types are classified as structured data in Azure? (Choose two.)
⚠ Common exam trap
Candidates often confuse NoSQL databases like Azure Cosmos DB as structured because they support indexing and querying, but structured data specifically requires a fixed relational schema enforced by the database engine, which Cosmos DB does not mandate.
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 SQL Managed Instance
Azure SQL Managed Instance is a fully managed SQL Server database engine in Azure, which stores data in a relational schema with predefined tables, columns, and data types. This structured format enforces a rigid schema, making it a classic example of structured data storage in Azure.
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 Cosmos DB
Why it's wrong here
Stores semi-structured data (JSON documents).
- ✗
Azure Data Lake Storage
Why it's wrong here
Stores unstructured or semi-structured data in files.
- ✓
Azure SQL Managed Instance
Why this is correct
Stores structured relational data with a fixed schema.
- ✓
Azure SQL Database
Why this is correct
Stores structured relational data with a fixed schema.
- ✗
Azure Blob Storage
Why it's wrong here
Stores unstructured data like files and images.
Go deeper
Related to this question
Learn chapter
Data Roles and Core Concepts
Key term
Data
Data is raw, unprocessed information, like numbers, words, or measurements, that can be stored, processed, and analyzed by computers.
Key term
Structured data
Structured data is information that is organized in a predefined format, typically in rows and columns, making it easy to search, process, and analyze by computers.
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