Free Google Professional-Cloud-Database-Engineer Exam Questions

Question 1

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 2

Your organization has strict policies on tracking rollouts to production and periodically shares this information with external auditors to meet compliance requirements. You need to enable auditing on several Cloud Spanner databases. What should you do?

A : Use replication to roll out changes to higher environments.

B : Use backup and restore to roll out changes to higher environments.

C : Use Liquibase to roll out changes to higher environments.

D : Manually capture detailed DBA audit logs when changes are rolled out to higher environments.

Answer: C

Question 3

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 4

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 5

Your company is evaluating Google Cloud database options for a mission-critical global payments gateway application. The application must be available 24/7 to users worldwide, horizontally scalable, and support open source databases. You need to select an automatically shardable, fully managed database with 99.999% availability and strong transactional consistency. What should you do?

A : Select Bare Metal Solution for Oracle.

B : Select Cloud SQL.

C : Select Bigtable.

D : Select Cloud Spanner.

Answer: D