DA0-002 Data Concepts and Environments Practice Question
A marketing team needs to store customer feedback from social media posts, including text, images, and emojis. Which data concept is most appropriate for this storage?
⚠ Common exam trap
CompTIA often tests the misconception that 'unstructured data' cannot be stored in any database, when in fact NoSQL document databases are purpose-built for it, while relational databases require rigid schemas that fail with variable content.
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
✓
Unstructured data in a NoSQL document database
Customer feedback from social media includes text, images, and emojis, which lack a predefined schema and are best stored as unstructured data. NoSQL document databases (e.g., MongoDB) store such data in flexible JSON-like documents, allowing each record to have varying fields and data types without requiring a fixed schema.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Unstructured data in a NoSQL document database
Why this is correct
NoSQL document databases store unstructured data such as text, images, and emojis without a fixed schema.
- ✗
Structured data in a relational database
Why it's wrong here
Relational databases require a predefined schema and are not suitable for unstructured data like images and free text.
- ✗
Unstructured data in a relational database
Why it's wrong here
Relational databases are not designed for unstructured data; storing images as BLOBs is inefficient and not typical.
- ✗
Semi-structured data in an XML database
Why it's wrong here
XML is semi-structured and not optimized for storing images or large unstructured content.
Go deeper
Related to this question
About these practice questions
This DA0-002 question is part of Courseiva's 986-question bank — original exam-style content with full explanations and wrong-answer analysis, never real exam questions or exam dumps. Learn why practice questions differ from exam dumps →
JA
Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This DA0-002 practice question is part of Courseiva's free CompTIA 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 DA0-002 exam.