PCDE Migrate data solutions Practice Question
A team is migrating a MySQL database to Cloud SQL using a manual approach (mysqldump + import) instead of DMS. They have limited bandwidth. Which TWO considerations should they take into account when choosing between DMS and manual migration? (Choose TWO.)
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
✓
DMS requires the source to have binary logging enabled for continuous migration.
DMS can compress data and supports CDC, reducing downtime. Manual migration gives more control over the process but may require more scripting.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Manual migration does not support resumable uploads.
Why it's wrong here
Manual import can be resumable with tools like gsutil.
- ✓
DMS requires the source to have binary logging enabled for continuous migration.
Why this is correct
An important prerequisite for DMS CDC.
- ✗
DMS does not support MySQL 8.0 as a source.
Why it's wrong here
DMS supports MySQL 8.0.
- ✗
Manual migration is always faster than DMS.
Why it's wrong here
Depends on bandwidth and size; DMS can be faster due to parallelism.
- ✓
DMS compresses data during transfer, reducing bandwidth usage.
Why this is correct
DMS uses compression, beneficial for limited bandwidth.
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This PCDE 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 PCDE exam.