1z0-915-1 by Oracle Actual Free Exam Questions And Answers

Question 1

Which is true about exporting data to Object Storage with MySQL Shell util.dumpInstance?

A. You must have a valid OCI CLI configuration.

B. You must provide an OCI username and password to gain write access to Object Storage.

C. You must specify ocimds: true.

D. You must specify ociParManifest: true.

Discussion 0

Correct Answer: D Vote an answer

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Question 2

Which is true about automatic DB system version upgrades?

A. You must specify the next version to be used before the upgrade.

B. The DB system is never upgraded automatically.

C. The DB system is upgraded to the most recent release.

D. The DB system is upgraded to the next release in sequence.

Discussion 0

Correct Answer: D Vote an answer

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Question 3

You want to train a model that predicts sales based on the available data the company holds.
This is an excerpt of thesalestable:

Which command trains the model?

A. CALL sys.mML_TRAIN('ml_data.sales', 'Sales', JSON_OBJECT('task', 'forecasting'), @model);

B. CALL sys.ML_TRAIN('ml_data.sales', 'Sales', JSON_OBJECT('task', 'regression'), @model);

C. CALL sys.ML_TRAIN('ml_data.sales', 'Sales', JSON_OBJECT('task', 'classification'), @model);

D. CALL sys.ML_TRAIN('ml_data.sales', 'Sales', JSON_OBJECT('task', 'anomaly_detection'),
@model);

Discussion 0

Correct Answer: B Vote an answer

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Question 4

What must you do before deleting a DB system?

A. Take a manual backup

B. Stop the instance if it is running.

C. Disable delete protection if it is enabled.

D. Stop and remove any connected HeatWave Cluster.

Discussion 0

Correct Answer: C Vote an answer

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Question 5

Which two are benefits of read replicas? (Choose two.)

A. Reduce down time.

B. Scale read queries.

C. Reduce query latency.

D. Speed up analytical queries.

E. Reduce network latency.

Discussion 0

Correct Answer: B,C Vote an answer

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Question 6

What must you do to minimize a DB system down time caused by automatic maintenance operations?

A. Create read replicas.

B. Add HeatWave cluster.

C. Enable crash recovery.

D. Enable high availability.

Discussion 0

Correct Answer: D Vote an answer

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Question 7

You have successfully provisioned a MySQL DB system on Oracle Cloud Infrastructure by using OCI Console. You have installed the standard MySQL client libraries and MySQL Shell on your workstation that is not connected to any VPN, FastConnect, or SSH tunnel.
You CANNOT connect directly to the DB system endpoint from your workstation connected to the Internet.
What is the reason?

A. MySQL DB system cannot use the standard MySQL client libraries.

B. MySQL DB system allows only connections through a proxy server.

C. MySQL DB system endpoint does not have a public IP address.

D. MySQL DB system allows only SSL-encrypted connections.

Discussion 0

Correct Answer: C Vote an answer

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Oracle MySQL HeatWave Implementation Associate Rel 1 - 1z0-915-1 Exam Practice Test

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