Question 957 of 1,446
Design innovative, scalable, and highly available cloud database solutions →easyMultiple ChoiceObjective-mapped
PCDE Practice Question: Design innovative, scalable, and highly available cloud database solutions
You are designing a database schema for Cloud SQL (MySQL) for an OLTP application. Which normal form is typically recommended to avoid update anomalies?
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
✓
Third Normal Form (3NF)
Third Normal Form (3NF) is the standard for OLTP databases to reduce redundancy and avoid update, insert, and delete anomalies.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Denormalized form
Why it's wrong here
Denormalization is for OLAP/read-heavy workloads, not for OLTP with high write volumes.
- ✗
Second Normal Form (2NF)
Why it's wrong here
2NF eliminates partial dependencies but not transitive dependencies.
- ✓
Third Normal Form (3NF)
Why this is correct
3NF eliminates transitive dependencies and is the standard for OLTP.
- ✗
First Normal Form (1NF)
Why it's wrong here
1NF only eliminates repeating groups, not all anomalies.
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Last reviewed: Jul 4, 2026
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.
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