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Oracle 1Z0-1093-21 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Security and Compliance | - Identity and access management for databases - Database security features in OCI |
| Oracle Cloud Infrastructure Database Services Overview | - OCI Database service concepts and architecture - Database deployment models in OCI |
| Database Migration | - Tools and best practices for migration - Migration strategies to OCI Database Services |
| Provisioning and Configuration | - Configuration of compute and storage resources - Provisioning Autonomous Database and DB Systems |
| Backup, Recovery, and High Availability | - Backup and restore operations - High availability and disaster recovery options |
| Monitoring and Performance Management | - Performance tuning and diagnostics - Monitoring tools in OCI |
Oracle Cloud Database Services 2021 Specialist Sample Questions:
Your MySQL Database Service system is automatically backed up between midnight and 1 AM. What must you do to change the starting time to 4 AM?
- A. Use the mysqlbackup command to establish a 4 AM backup start time.
- B. From the Edit MySQL DB System Details page, select Backup Window and set the start time to 4 AM.
- C. Update the Oracle Cloud Infrastructure (OCI) MySQL DB System Details page to specify the 4 AM backup window start time.
- D. Edit the OCI MySQL DB System Details to set the Enable Automatic Backups time to 4 AM.
Correct Answer: B 🗳️
Which is NOT a prerequisite for patching Grid Infrastructure or database homes when using the console?
- A. The required patch is available on the Control Plane server.
- B. Oracle Clusterware is down on the VM cluster.
- C. The /u01 directory on the database host file system has at least 15 GB of free space for the execution of Patching processes.
- D. All database compute nodes of the VM cluster are up and running.
Correct Answer: B 🗳️
Which three statements are true regarding MySQL Database Service HeatWave? (Choose all correct answers) HeatWave uses periodic long-running ETL batch jobs to refresh the data.
- A. Heatwave is Exclusively available in Oracle Cloud Infrastructure.
- B. Heatwave is a in-memory, query-processing engine designed for fast execution of analytic queries.
- C. HeatWave data which is needed for analytic processing is stored in disk files.
- D. Heatwave uses machine learning to automate operations, increasing DBA productivity and reducing costs.
Correct Answer: B,D 🗳️
After you have provisioned a virtual machine (VM) database (DB) system, what action can you take to meet changes in block storage requirements?
- A. After you have provisioned a VM DB system, you cannot increase or decrease block storage.
- B. If a vm DB system has different requirements for block storage, increase or decrease the storage at any time without impacting the system.
- C. If a vm DB system requires more block storage, increase the storage at any time without impacting the system.
- D. Only bare metal DB systems can increase block storage at any time without impacting the system.
Correct Answer: C 🗳️
When you created your development database on Exadata Cloud@Customer, you selected "None" for backup location during provisioning. You now need to enable automatic backups on the development database with a retention period of 45 days. Which action should you perform?
- A. No action can be taken, because a new backup location cannot be set after creation.
- B. Change the database backup location to Object Storage with the default retention period set.
- C. Change the database backup location to an NFS backup location with a 45-day retention period set.
- D. Change the database backup location to local storage backups and set retention to 45 days.
Correct Answer: A 🗳️
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