PCDE Migrate data solutions Practice Question
A team is planning the cutover for a DMS continuous migration. They want to minimize downtime. What is the correct cutover procedure?
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
✓
Quiesce writes, confirm lag 0, promote destination, update connection strings, verify.
The standard cutover: quiesce writes to source, verify DMS lag is 0, promote the destination, update application connection strings, then verify. Keeping source read-only allows rollback.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Update connection strings to point to destination, then promote.
Why it's wrong here
Promotion must happen before switching.
- ✗
Promote destination immediately, then stop source.
Why it's wrong here
May cause data loss if lag is non-zero.
- ✗
Stop source, promote destination, update connection strings.
Why it's wrong here
Stopping source first increases downtime.
- ✓
Quiesce writes, confirm lag 0, promote destination, update connection strings, verify.
Why this is correct
This minimizes downtime and ensures data consistency.
Go deeper
Related to this question
About these practice questions
Courseiva writes every PCDE question from scratch — 1,446 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or 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 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.