Latest Oracle 1z0-1093-25 Actual Free Exam Questions & Community Discussion, Page 5

Question #41

What is the primary purpose of the AutoML feature within MySQL HeatWave?

A. To automate the process of building, training, and deploying machine learning models directly within the database.

B. To automatically generate data visualization to present database insights.

C. To automatically back up and restore the MySQL database to Oracle Cloud Infrastructure Object Storage.

D. To automatically tune the MySQL server parameters for optimal transactional performance.

E. To automatically generate SQL queries based on natural language input.

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Correct Answer: A Vote an answer

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Question #42

Which two of the following statements are true regarding security considerations for managingExadata Cloud Infrastructure and VM Clusters?

A. Customers are responsible for configuring host-based firewalls on the Exadata Infrastructure to protect against unauthorized access.

B. Oracle manages all security aspects of the Exadata Infrastructure, relieving customers of any security responsibilities.

C. Network Security Groups (NSGs) can be used to control network traffic to and from VM Clusters, enhancing security.

D. Customers have full access to the Exadata Infrastructure's hypervisor and can implement custom security policies.

E. Customers are responsible for configuring and maintaining the security of the operating system and database software within the VM Clusters.

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Correct Answer: C,E Vote an answer

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Question #43

If the provisioned read capacity units (RCUs) are consistently underutilized for a NoSQL Database Cloud Service table, what is the MOST direct consequence?

A. Unnecessary cost expenditure.

B. Increased storage efficiency.

C. Improved query performance.

D. Reduced data durability.

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Correct Answer: A Vote an answer

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Question #44

Which two functionalities are provided by the SQL Performance Analyzer (SPA) within Database Management, aiding in cloud database tuning?

A. Generate a report highlighting the performance impact of a specific database change on a set of SQL statements.

B. Automatically rewrite SQL queries to improve their performance.

C. Analyze the execution plan of a SQL statement and suggest alternative indexing strategies.

D. Compare the performance of SQL statements before and after a database change (e.g., upgrade, parameter change).

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Correct Answer: A,D Vote an answer

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Question #45

A critical query running on your HeatWave cluster is experiencing significant performance degradation.
Which tool or service should you use to identify and analyze the specific query causing the bottleneck?

A. OCI Events for tracking query start and end times.

B. OCI Network Visualizer for analyzing network latency.

C. OCI Bastion for secure access to the query execution environment.

D. MySQL Slow Query Log and OCI Logging Analytics.

E. OCI Vault for auditing query execution.

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Correct Answer: D Vote an answer

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Question #46

In a BaseDB environment configured with automatic backups, what happens to the automatic backups when the DB system is terminated?

A. Automatic backups are migrated to a lower-cost archive storage tier.

B. The most recent automatic backup is retained, while older backups are deleted.

C. All automatic backups are retained in object storage for a period determined by the original backup retention policy.

D. The retention of automatic backups after DB system termination is configurable during DB system creation.

E. All automatic backups are immediately and permanently deleted from object storage.

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Correct Answer: C Vote an answer

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Question #47

Which statement accurately describes the function of the HeatWave service in relation to a standard MySQL database?

A. HeatWave is a standalone database system that replaces MySQL, offering enhanced security features.

B. HeatWave is a clustering solution, where a single MySQL instance is split into multiple parts.

C. HeatWave provides an in-memory, massively parallel query accelerator to MySQL, improving analytical query performance.

D. HeatWave acts as a caching layer in front of MySQL, speeding up access to frequently accessed data.

E. HeatWave is a specialized version of MySQL designed solely for transactional workloads, optimized for high concurrency.

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Correct Answer: C Vote an answer

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Question #48

Which technology within the Exadata Database Service provides intelligent data offloading and processing capabilities directly within the storage tier?

A. Oracle Data Guard

B. Exadata Smart Scan

C. Exadata Smart Flash Cache

D. Oracle Active Data Guard

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Correct Answer: B Vote an answer

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Question #49

What is the MOST effective method to minimize the recovery time objective (RTO) for a BaseDB database in the event of a complete DB system failure, assuming both cost and complexity are important considerations?

A. Using Oracle Data Guard with synchronous replication to a remote region.

B. Implementing a custom script to regularly copy data files to a secondary block volume.

C. Performing frequent incremental backups with block change tracking enabled.

D. Using Oracle Data Guard with asynchronous replication to a different availability domain within the same region.

E. Relying solely on regular full database backups.

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Correct Answer: D Vote an answer

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Question #50

Which two of the following options are valid statements regarding the management of the operating system on a Base Database Service Virtual Machine DB System?

A. Direct SSH access to the underlying VM is restricted, and all OS-level operations must be performed through the Web Console.

B. Customers are responsible for the initial OS installation, but then patching is controlled entirely by Oracle.

C. Customers are responsible for the security and maintenance of the operating system, including applying necessary patches and updates.

D. Customers have full root access to the underlying operating system of the Virtual Machine DB System, allowing for customization and installation of custom software.

E. Oracle manages the underlying operating system patching and updates, ensuring the system remains secure and compliant.

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Correct Answer: C,D Vote an answer

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