EXAM CODE : Professional-Cloud-Database-Engineer UPDATION DATE : 2023-03-20 TOTAL QUESTIONS : 120 UPDATES : UPTO 3 MONTHS GUARANTEE : 100% PASSING GUARANTEE
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Your company wants to migrate an Oracle-based application to Google Cloud. The application team currently uses Oracle Recovery Manager (RMAN) to back up the database to tape for long-term retention (LTR). You need a cost-effective backup and restore solution that meets a 2-hour recovery time objective (RTO) and a 15-minute recovery point objective (RPO). What should you do?
A. Migrate the Oracle databases to Bare Metal Solution for Oracle, and store backups on tapes on-premises.
B. Migrate the Oracle databases to Bare Metal Solution for Oracle, and use Actifio to store backup files on Cloud Storage using the Nearline Storage class.
C. Migrate the Oracle databases to Bare Metal Solution for Oracle, and back up the Oracle databases to Cloud Storage using the Standard Storage class.
D. Migrate the Oracle databases to Compute Engine, and store backups on tapes onpremises.
ANSWER : C
You are building an application that allows users to customize their website and mobile experiences. The application will capture user information and preferences. User profiles have a dynamic schema, and users can add or delete information from their profile. You need to ensure that user changes automatically trigger updates to your downstream BigQuery data warehouse. What should you do?
A. Store your data in Bigtable, and use the user identifier as the key. Use one column family to store user profile data, and use another column family to store user preferences.
B. Use Cloud SQL, and create different tables for user profile data and user preferences from your recommendations model. Use SQL to join the user profile data and preferences
ANSWER : A
You are configuring a brand new PostgreSQL database instance in Cloud SQL. Your application team wants to have an optimal and highly available environment with automatic failover to avoid any unplanned outage. What should you do?
A. Create one regional Cloud SQL instance with a read replica in another region.
B. Create one regional Cloud SQL instance in one zone with a standby instance in another zone in the same region.
C. Create two read-write Cloud SQL instances in two different zones with a standby instance in another region.
D. Create two read-write Cloud SQL instances in two different regions with a standby instance in another zone.
ANSWER : C
Your company has PostgreSQL databases on-premises and on Amazon Web Services (AWS). You are planning multiple database migrations to Cloud SQL in an effort to reduce costs and downtime. You want to follow Google-recommended practices and use Google native data migration tools. You also want to closely monitor the migrations as part of the cutover strategy. What should you do?
A. Use Database Migration Service to migrate all databases to Cloud SQL.
B. Use Database Migration Service for one-time migrations, and use third-party or partner tools for change data capture (CDC) style migrations.
C. Use data replication tools and CDC tools to enable migration.
D. Use a combination of Database Migration Service and partner tools to support the data migration strategy.
ANSWER : B
You manage a meeting booking application that uses Cloud SQL. During an important launch, the Cloud SQL instance went through a maintenance event that resulted in a downtime of more than 5 minutes and adversely affected your production application. You need to immediately address the maintenance issue to prevent any unplanned events in the future. What should you do?
A. Set your production instance's maintenance window to non-business hours.
B. Migrate the Cloud SQL instance to Cloud Spanner to avoid any future disruptions due to maintenance.
C. Contact Support to understand why your Cloud SQL instance had a downtime of more than 5 minutes.
D. Use Cloud Scheduler to schedule a maintenance window of no longer than 5 minutes.
ANSWER : B
