Which of the following Autonomous Database (ADB) features would be MOST beneficial in optimizing cost-efficiency?

• A.ADB Single Instance offers a fixed resource configuration, simplifying cost management.
• B.ADB allows manual scaling of resources (CPU, memory) based on workload fluctuations.
• C.ADB automatically scales resources up or down based on workload requirements.
• D.ADB supports pay-as-you-go billing for a cost-effective approach to unpredictable workloads.

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Which consideration is most relevant for maintaining Oracle Database Archive Logging functionality when migrating to a target database in OCI?

• A.The target database needs to be configured with the same archive log retention settings as the source.
• B.You need to enable Oracle Database Automatic Data Warehousing (ADW) on the target database.
• C.OCI Object Storage can be used to archive redo logs generated on the target database in OCI.
• D.Enabling Flashback Database on the target database will automatically manage archive logs.

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What is a primary advantage of using GoldenGate for database migration?

• A.It supports only offline migrations.
• B.It is limited to Oracle databases only.
• C.It requires less configuration than other tools.
• D.It provides near real-time data replication.

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During ZDM configuration, you need to specify a standby database for failover. Which of the following options is the MOST IMPORTANT factor to consider when choosing the standby database for optimal ZDM performance?

• A.The standby database version must be exactly the same as the source database.
• B.The standby database must be configured with Automatic Data Guard (ADG) synchronization mode.
• C.The standby database must have sufficient storage capacity to accommodate the redo data generated during migration.
• D.The standby database must reside in a different Availability Domain (AD) than the source database.

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During the initial synchronization phase of a ZDM workflow, which activity prioritizes minimizing downtime during cutover?

• A.Performing a full data extract from the source database.
• B.Configuring data filtering and transformation rules in the migration tool.
• C.Establishing initial consistency between the source and target databases.
• D.Optimizing network bandwidth between source and target environments.

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