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GCP Professional Cloud Database Engineer Mock Exam & Readiness Assessment

A free 30-question diagnostic for Google Cloud Professional Cloud Database Engineer. Answer at your own pace, then review a domain-by-domain readiness signal with fully explained reasoning for every question.

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  • 30 Questions
  • 24 Single-Answer / 6 Multi-Answer
  • 4 Domains
  • 65 minutes (~2.2 minutes per question; Google publishes a 50-60 question range for the full exam, so the midpoint (55) was used for this calculation)

Who This Diagnostic Is For

This assessment is for learners preparing for Google Cloud Professional Cloud Database Engineer who want an honest, evidence-based signal of where they stand today. Every question is original CertShield content, technically validated against current official documentation (v1.2 (per the official exam guide PDF's own document title)) and peer-reviewed by subject-matter experts before publication.

What It Measures

Questions sampled per domain in this 30-question set.
DomainQuestions
Deploy scalable and highly available databases in Google Cloud6
Design innovative, scalable, and highly available cloud database solutions10
Manage a solution that can span multiple database technologies7
Migrate data solutions7

Limitations of this diagnostic: 30 questions cannot cover every exam objective with equal depth. Domains with fewer than three questions are labelled "Limited evidence" in your results and can never cause a readiness downgrade on their own. This is not an official exam, an accredited course, or a pass-rate prediction.

Technically validated: Completed September 9, 2026, against the official Professional Cloud Database Engineer exam guide (services. See the assessment methodology for how scoring, confidence and readiness safeguards work.

About the Official Professional Cloud Database Engineer Exam

Sourced directly from the official Professional Cloud Database Engineer Exam Guide, published by Google Cloud — v1.2 (per the official exam guide PDF's own document title).

Questions
50‑60 multiple choice and multiple select questions
Time Limit
2 hours
Passing Score
Not publicly disclosed by Google Cloud (pass/fail result only)
Registration Fee
$200, plus tax where applicable
Delivery
Pearson VUE — online-proctored (remote) or onsite-proctored at an authorized test center
Validity
2 years from the date of passing, with a renewal exam available starting 60 days before expiration

Official exam domains this diagnostic mirrors:

  • Design innovative, scalable, and highly available cloud database solutions ~32%
  • Manage a solution that can span multiple database technologies ~25%
  • Migrate data solutions ~23%
  • Deploy scalable and highly available databases in Google Cloud ~20%

Who this certification is for:

Google Cloud's own certification exam guide describes this credential for database professionals with experience designing, creating, managing, and troubleshooting Google Cloud databases used by applications to store and retrieve data — comfortable translating business and technical requirements into scalable, resilient, and cost-effective database solutions. Recommended experience: 5+ years of overall database and IT experience, including 2+ years of hands-on experience with Google Cloud database solutions.

No formal prerequisites. Also offered in Japanese in addition to English.

View the Official Exam Guide (PDF) →

Frequently Asked Questions

How many questions are on the Professional Cloud Database Engineer exam?

50‑60 multiple choice and multiple select questions

How long is the Professional Cloud Database Engineer exam?

2 hours

What is the passing score for Professional Cloud Database Engineer?

Not publicly disclosed by Google Cloud (pass/fail result only)

How much does the Professional Cloud Database Engineer exam cost?

$200, plus tax where applicable

What topics are covered in the Professional Cloud Database Engineer exam?

The exam covers Design innovative, scalable, and highly available cloud database solutions ~32%, Manage a solution that can span multiple database technologies ~25%, Migrate data solutions ~23%, and Deploy scalable and highly available databases in Google Cloud ~20%.

Who is the Professional Cloud Database Engineer exam for?

Google Cloud's own certification exam guide describes this credential for database professionals with experience designing, creating, managing, and troubleshooting Google Cloud databases used by applications to store and retrieve data — comfortable translating business and technical requirements into scalable, resilient, and cost-effective database solutions. Recommended experience: 5+ years of overall database and IT experience, including 2+ years of hands-on experience with Google Cloud database solutions.

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