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| Topic |
Details |
| Topic 1 |
- Data Migrations: For data migration specialists and database administrators, this part of the exam covers creating a DB system with data import, importing data into a DB system, and exporting data from MySQL servers and DB systems.
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| Topic 2 |
- Inbound Replication: For database administrators and replication experts, this section of the exam covers setting up and troubleshoot inbound replication and creating channels.
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| Topic 3 |
- Describe the architecture of the HeatWave cluster, adding a HeatWave cluster to a DB system, and determine whether a query is offloaded to HeatWave cluster for execution.
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| Topic 4 |
- Read Replicas: For database architects and replication specialists, this domain of the exam covers creating and managing read replicas, describing the read replica load balancer, connecting to a read replica, etc.
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| Topic 5 |
- Managing DB systems: For network administrators and cloud infrastructure specialists, this domain of the exam covers demonstrating a command of DRG and DRG Attachments, applying BGP in the OCI environment, evaluating OCI VPN Services, and validating the various FastConnect products from OCI.
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>> Exam 1z0-915-1 Practice <<
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Oracle MySQL HeatWave Implementation Associate Rel 1 Sample Questions (Q48-Q53):
NEW QUESTION # 48
You want to enable high availability of a stand-alone DB system. Which two conditions are required? (Choose two.)
- A. The DB system point-in-time recovery must be enabled.
- B. The DB system delete protection must be enabled.
- C. The DB system must be active.
- D. The DB system crash recovery must be enabled.
- E. The DB system automatic backup must be enabled.
Answer: C,E
Explanation:
To enable high availability for a stand-alone DB system, the following conditions are required:
* The DB system must be active(Answer D): The DB system needs to be in an active state to enable high availability features.
* The DB system automatic backup must be enabled(Answer E): Automatic backups must be enabled to ensure data protection and facilitate failover operations.
Steps:
* Ensure the DB system is running and operational.
* Enable automatic backups through the OCI Console or API.
References:
* MySQL High Availability Documentation
* Automatic Backups Documentation
NEW QUESTION # 49
A MySQL DB system has an endpoint in an OCI VCN subnet. The VCN is not configured with VCN peering, VPN access, and FastConnect. You want to connect to the MySQL DB system directly from an OCI Cloud Shell session.
Which two are true? (Choose two.)
- A. The VCN subnet of the Cloud Shell session must have a Service Gateway in its route table.
- B. The VCN subnet of the Cloud Shell session must have an Internet Gateway in its route table.
- C. You must attach the Cloud Shell session to a VCN subnet that can connect to the MySQL DB system.
- D. The MySQL DB system subnet must be in the Cloud Shell tenancy home region.
- E. You must install mysql client programs in the Cloud Shell session.
Answer: C,D
Explanation:
To connect to a MySQL DB system from an OCI Cloud Shell session when the VCN is not configured with VCN peering, VPN access, or FastConnect, the following must be true:
A:You must attach the Cloud Shell session to a VCN subnet that can connect to the MySQL DB system: The Cloud Shell must be in the same network or have a route to the network containing the MySQL DB system.
C:The MySQL DB system subnet must be in theCloud Shell tenancy home region: Cloud Shell sessions operate within the OCI home region, so the target MySQL DB system must be accessible from within the same region.
NEW QUESTION # 50
Which three operations can be performed on a MySQL HeatWave backup? (Choose three.)
- A. Change the retention period of an active automatic backup.
- B. Restore an active backup to a new DB system in another region.
- C. Delete an active manual backup when point-in-time recovery is enabled on the DB system.
- D. Move an active backup to another compartment.
- E. Change the retention period of an active manual backup.
Answer: B,D,E
Explanation:
Three operations that can be performed on a MySQL HeatWave backup are:
B:Change the retention period of an active manual backup: You can adjust how long the backup is retained.
C:Restore an active backup to a new DB system in another region: You can restore backups to different regions for disaster recovery or data migration. E.Move an active backup to another compartment: You can organize and manage backups by moving them to different compartments.
NEW QUESTION # 51
You want to create a new DB system with data import. How do you prepare the data?
- A. Export the data into the file system with the mysqldump client utility.
- B. Export the data into the file system with a MySQL Shell dump utility
- C. Back up the database into an Object Storage bucket with MySQL Enterprise Backup.
- D. Export the data into anObject Storage bucket with a MySQL Shell dump utility.
Answer: D
Explanation:
To prepare data for a new DB system with data import in OCI, you shouldexport the data into an Object Storage bucket with a MySQL Shell dump utility(Answer B). This method allows you to store the data in a scalable and durable object storage service before importing it into the new DB system.
Steps:
* Use MySQL Shell dump utility to export the data.
* Save the export files to an Object Storage bucket in OCI.
* Import the data from the Object Storage bucket into the new DB system.
References:
* MySQL Shell Documentation
* OCI Object Storage Documentation
NEW QUESTION # 52
You want to migrate an on-premises MySQL database to MySQL HeatWave by exporting the MySQL database with MySQL Shell util.dumpInstance.
What is the purpose of the ocimds: true option?
- A. It launches a new DB system and imports the data concurrently with the export operation.
- B. It enables all MySQL HeatWave compatibility options.
- C. It returns an error if the database has any incompatibilities with MySQL HeatWave.
- D. It stores the exported files in OCI Object Storage.
Answer: D
Explanation:
The purpose of theocimds: trueoption in theutil.dumpInstancecommand is to:
D:It stores the exported files in OCI Object Storage: This option ensures that the exported database files are stored directly in Oracle Cloud Infrastructure Object Storage.
NEW QUESTION # 53
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