PDE Ingesting and Processing the Data Practice Question
A company needs to stream data from a MySQL database to BigQuery with a latency under 10 seconds. They also need to handle schema changes automatically. Which TWO services should they combine?
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
✓
BigQuery
Datastream captures CDC and can write to BigQuery directly. Pub/Sub is not needed if Datastream writes directly.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
BigQuery
Why this is correct
Target for the streamed data.
- ✓
Datastream
Why this is correct
Streams CDC from MySQL to BigQuery.
- ✗
Dataflow
Why it's wrong here
Not required; Datastream can directly stream to BigQuery.
- ✗
Pub/Sub
Why it's wrong here
Unnecessary if Datastream writes directly to BigQuery.
- ✗
Cloud SQL
Why it's wrong here
Source is MySQL; Cloud SQL would be a different MySQL instance.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This PDE practice question is part of Courseiva's free Google Cloud 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 PDE exam.