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 02, 2024

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Question 1

You are successfully connected to your MySQL HeatWave DB system using MySQL Shell. Which command can you use to verify the connection and confirm you are accessing the HeatWave layer?

A : SHOW SCHEMAS; - This command lists all available schemas in the database.

B : SELECT * FROM SYS.STORAGE_POOL; - This command retrieves information about the HeatWave storage pool.

C : SHOW ENGINE; - This command displays the currently active storage engine, indicating HeatWave if connected correctly.

D : SELECT COUNT(*) FROM INFORMATION_SCHEMA.TABLES; - This command counts the total number of tables in the database.

E : SHOW VARIABLES WHERE VARIABLE_NAME LIKE '%HEATWAVE%'; - This command displays all MySQL variables related to HeatWave settings.

Answer: C

Question 2

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 3

You accidentally modified the session_cache_size dynamic variable in your MySQL HeatWave service. Which of the following immediate effects will you observe?

A : Increased HeatWave cluster resource utilization

B : Recalculations of existing materialized views

C : Automatic failover to a standby HeatWave cluster

D : Changes in query execution plans for all running queries

Answer: A

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 want to connect your application to a read replica of your MySQL HeatWave service in OCI. Which connection string element is crucial for specifying the read replica endpoint?

A : The HeatWave service name

B : The database name

C : The read replica endpoint URL

D : The HeatWave cluster identifier

Answer: C

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Total 200 Questions | Updated On: Mar 02, 2024

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