Free Oracle 1Z0-915-1 Exam Questions

Become Oracle Certified with updated 1Z0-915-1 exam questions and correct answers

Page: 1 / 40

Total 200 Questions | Updated On: Nov 14, 2024

Add To Cart

Question 1

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 2

You have a DRG attached to a VCN containing your MySQL HeatWave DB system. You need to restrict access to the database from another VCN within the same region. Suggest most effective way to achieve this using DRG and security list configurations?

A : Configure a route table in the remote VCN to direct traffic to the HeatWave system through the DRG.

B : Create a security list rule in the DRG allowing inbound traffic from the HeatWave system's subnet to the remote VCN's subnet.

C : Modify the DRG attachment to restrict access from the remote VCN's CIDR block.

D : Implement a security list rule in the remote VCN's subnet denying inbound traffic from the HeatWave system's subnet.

E : Use IAM policies to control user permissions and restrict access at the database level.

Answer: D

Question 3

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 4

Your Bastion session is successfully established, but you encounter connection errors when trying to access the MySQL HeatWave DB system through the tunnel. What is a potential cause of this issue?

A : The security list attached to the Bastion instance doesn't allow outbound connections to the HeatWave DB system port.

B : The HeatWave DB system is running in a different Availability Domain than the Bastion instance.

C : The HeatWave DB system is not configured with the appropriate hostname or service name for the connection attempt.

D : The client application used to connect is incompatible with the MySQL HeatWave protocol.

E : The private subnet where the HeatWave DB system resides doesn't have a route to the Bastion instance subnet.

Answer: A

Question 5

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

Page: 1 / 40

Total 200 Questions | Updated On: Nov 14, 2024

Add To Cart