Google Professional Cloud Database Engineer Questions and Answers
400 questions organized by topic with detailed explanations
Google
GCP-PCDE
400 questions
4 topics
Updated Jul 2026Design innovative, scalable, and highly available cloud database solutions
129 questions26 easy61 medium42 hard~32% of exam
An IoT workload must ingest very high write volume and serve low-latency reads on semi-structured time-series data. Whic...A globally distributed application uses Spanner and most write traffic now originates near one region. Which action best...A payment platform needs a relational database for a global ledger, requires strong ACID transactions, and cannot accept...
Manage a solution that can span multiple database technologies
101 questions20 easy48 medium33 hard~25% of exam
A team already connects to Cloud SQL through private IP and wants the lowest-latency connection path. According to Googl...A DBA wants to manage Cloud SQL access with IAM users and service accounts using short-lived access tokens instead of da...A platform team manages AlloyDB, Cloud SQL, Firestore, Bigtable, and Spanner across many projects and wants one place to...
Migrate data solutions
89 questions16 easy42 medium31 hard~23% of exam
A team wants to leave HBase with no-downtime live migration while keeping an HBase-compatible API on Google Cloud. Which...Before cutover, a migration lead wants an official DMS step that helps confirm the migration is likely to succeed. What ...A migration team needs AI-assisted conversion of stored procedures, triggers, and functions from Oracle to a PostgreSQL-...
Deploy scalable and highly available databases in Google Cloud
81 questions16 easy39 medium26 hard~20% of exam
When you create a new Cloud SQL instance with high availability enabled, what type of instance is created?A platform team wants a highly available multi-region Bigtable deployment. Which statement is correct?Which Spanner deployment option provides the highest availability among single-region, dual-region, and multi-region?
All Questions
| # | Question | Topic | Difficulty |
|---|---|---|---|
| 1 | A team wants to leave HBase with no-downtime live migration while keeping an HBase-compatible API on... | Migrate data solutions | hard |
| 2 | An IoT workload must ingest very high write volume and serve low-latency reads on semi-structured ti... | Design innovative, scalable, and highly available cloud database solutions | medium |
| 3 | When you create a new Cloud SQL instance with high availability enabled, what type of instance is cr... | Deploy scalable and highly available databases in Google Cloud | easy |
| 4 | A globally distributed application uses Spanner and most write traffic now originates near one regio... | Design innovative, scalable, and highly available cloud database solutions | medium |
| 5 | A payment platform needs a relational database for a global ledger, requires strong ACID transaction... | Design innovative, scalable, and highly available cloud database solutions | medium |
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