Free Practice Oracle 1Z0-915-1 Exam Questions 2025

Stay ahead with 100% Free MySQL HeatWave Implementation Associate Rel 1 1Z0-915-1 Dumps Practice Questions

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Total 200 Questions | Updated On: Mar 27, 2025

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Question 1

You're migrating a high-volume transactional database to MySQL HeatWave using replication. To minimize downtime on the source system, what replication configuration would be MOST effective?

A : Configure continuous replication with minimal lag between source and target.

B : Implement snapshot replication with periodic data synchronization at scheduled intervals.

C : Set up asynchronous replication with manual data synchronization when downtime is acceptable.

D : Utilize statement-based replication with delayed commit on the HeatWave target system.

Answer: B

Question 2

Which type of configuration variables CANNOT be modified in MySQL custom configurations?

A : Initialization variables

B : User variables

C : System variables

D : Default user variables

Answer: A

Question 3

You've trained a HeatWave AutoML model for predicting customer purchase behavior. Which metrics are most important to evaluate its effectiveness for this specific task?

A : Accuracy & Recall

B : Mean Squared Error (MSE) & R-squared

C : AUC & F1 Score

D : Confusion Matrix & Precision

Answer: C

Question 4

You need to create a read replica for your MySQL HeatWave service in a different OCI region. Which of the following is the MOST efficient approach?

A : Clone the entire HeatWave service with its read replica configuration.

B : Create a new HeatWave service in the target region and manually configure a read replica connection.

C : Use the Oracle Cloud Infrastructure (OCI) Console to create a read replica directly from the source HeatWave service.

D : Backup the source HeatWave service and restore it in the target region, including the read replica configuration.

Answer: C

Question 5

You're setting up inbound replication from an on-premises MySQL database to your MySQL HeatWave service in OCI. Which connectivity option offers the highest security and reliability for data transfer?

A : Configure direct TCP/IP connection between the on-premises database and HeatWave service.

B : Utilize Oracle GoldenGate with Secure Sockets Layer (SSL) encryption for data replication.

C : Establish connection through OCI VPN Connect with IPSec tunnel encryption.

D : Implement Oracle Cloud Infrastructure Object Storage as an intermediate staging point for data.

Answer: B

Page: 1 / 40

Total 200 Questions | Updated On: Mar 27, 2025

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