DEA-C01 Data Ingestion and Transformation Practice Question
A data engineering team needs to ingest streaming data from an application into Amazon S3 for analytics. The data volume is moderate and the team wants the lowest operational overhead. Which AWS service should they use?
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
✓
Amazon Kinesis Data Firehose
Amazon Kinesis Data Firehose is a fully managed service for loading streaming data into S3 with no code required and minimal operational overhead. Option A is incorrect because Amazon SQS is a message queue service, not designed for streaming data ingestion into S3. Option B is incorrect because AWS Glue is primarily a batch ETL service, not suitable for real-time streaming. Option C is incorrect because Amazon Kinesis Data Streams requires custom consumers and more management, increasing operational overhead.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Amazon SQS
Why it's wrong here
Message queue, not a streaming ingestion service.
- ✗
AWS Glue
Why it's wrong here
Designed for batch ETL, not real-time streaming.
- ✗
Amazon Kinesis Data Streams
Why it's wrong here
Requires custom consumer code to write to S3.
- ✓
Amazon Kinesis Data Firehose
Why this is correct
Fully managed, automatically writes streaming data to S3.
Quick reference
AWS S3 Storage Class Comparison
| Storage Class | Min Duration | Retrieval | Use Case |
|---|---|---|---|
| S3 Standard | None | Immediate | Frequently accessed data |
| S3 Standard-IA | 30 days | Immediate | Infrequent access, rapid retrieval |
| S3 One Zone-IA | 30 days | Immediate | Non-critical infrequent data |
| S3 Intelligent-Tiering | None | Immediate–hours | Unknown or changing access patterns |
| S3 Glacier Instant | 90 days | Milliseconds | Archive with instant retrieval |
| S3 Glacier Flexible | 90 days | Minutes–hours | Archive, flexible retrieval |
| S3 Glacier Deep Archive | 180 days | Hours | Long-term compliance archive |
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This DEA-C01 practice question is part of Courseiva's free Amazon Web Services 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 DEA-C01 exam.