DA0-002 Data Concepts and Environments Practice Question
Which of the following data sources is most likely to generate streaming data?
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
✓
IoT sensors
Streaming data is continuously generated from sources like IoT sensors, clickstreams, and social media feeds.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Transactional database
Why it's wrong here
Transactional databases are queried, not streaming.
- ✗
Flat file
Why it's wrong here
Flat files are static, not streaming.
- ✗
API
Why it's wrong here
APIs can stream but are not inherently streaming; they can be polled.
- ✓
IoT sensors
Why this is correct
IoT sensors continuously send data, making them a streaming source.
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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.