Free Google Professional-Cloud-Database-Engineer Exam Questions

Become Google Certified with updated Professional-Cloud-Database-Engineer exam questions and correct answers

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Total 143 Questions | Updated On: Feb 21, 2026

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Question 1

Your digital-native business runs its database workloads on Cloud SQL. Your website must be globally accessible 24/7. You need to prepare your Cloud SQL instance for high availability (HA). You want to follow Google-recommended practices. What should you do? (Choose two.)

A : Set up manual backups.

B : Create a PostgreSQL database on-premises as the HA option.

C : Configure single zone availability for automated backups.

D : Enable point-in-time recovery.

E : Schedule automated backups.

Answer: D,E

Question 2

Your organization has a production Cloud SQL for MySQL instance. Your instance is configured with 16 vCPUs and 104 GB of RAM that is running between 90% and 100% CPU utilization for most of the day. You need to scale up the database and add vCPUs with minimal interruption and effort. What should you do?

A : Issue a gcloud sql instances patch command to increase the number of vCPUs.

B : Update a MySQL database flag to increase the number of vCPUs.

C : Issue a gcloud compute instances update command to increase the number of vCPUs.

D : Back up the database, create an instance with additional vCPUs, and restore the database.

Answer: A

Question 3

Your organization stores marketing data such as customer preferences and purchase history on Bigtable. The consumers of this database are predominantly data analysts and operations users. You receive a service ticket from the database operations department citing poor database performance between 9 AM-10 AM every day. Theapplication team has confirmed no latency from their logs. A new cohort of pilot users that is testing a dataset loaded from a third-party data provider is experiencing poor database performance. Other users are not affected. You need to troubleshoot the issue. What should you do?

A : Isolate the data analysts and operations user groups to use different Bigtable instances.

B : Check the Cloud Monitoring table/bytes_used metric from Bigtable.

C : Use Key Visualizer for Bigtable.

D : Add more nodes to the Bigtable cluster.

Answer: C

Question 4

Your organization has a busy transactional Cloud SQL for MySQL instance. Your analytics team needs access to the data so they can build monthly sales reports. You need to provide data access to the analytics team without adversely affecting performance. What should you do?

A : Create a read replica of the database, provide the database IP address, username, and password to the analytics team, and grant read access to required tables to the team.

B : Create a read replica of the database, enable the cloudsql.iam_authentication flag on the replica, and grant read access to required tables to the analytics team.

C : Enable the cloudsql.iam_authentication flag on the primary database instance, and grant read access to required tables to the analytics team.

D : Provide the database IP address, username, and password of the primary database instance to the analytics, team, and grant read access to required tables to the team

Answer: B

Question 5

Your company is developing a new global transactional application that must be ACID-compliant and have 99.999% availability. You are responsible for selecting the appropriate Google Cloud database to serve as a datastore for this new application. What should you do?

A : Use Firestore.

B : Use Cloud Spanner.

C : Use Cloud SQL.

D : Use Bigtable.

Answer: B

Page: 1 / 29

Total 143 Questions | Updated On: Feb 21, 2026

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