Oracle 1z0-998-21 : Oracle Database Cloud Service 2021 Specialist

1z0-998-21 real exams

Exam Code: 1z0-998-21

Exam Name: Oracle Database Cloud Service 2021 Specialist

Updated: Sep 12, 2026

Q & A: 76 Questions and Answers

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Oracle 1z0-998-21 Exam Syllabus Topics:

SectionObjectives
Security and Access Control- Data protection
  • 1. Encryption at rest and in transit
    • 2. Vault and key management
      - Identity and access management
      • 1. IAM policies and roles
        • 2. Database authentication methods
          Performance and Monitoring- Performance tuning
          • 1. SQL tuning concepts
            • 2. Resource management
              - Monitoring tools
              • 1. Performance Hub usage
                • 2. OCI Monitoring service
                  Provisioning and Management- Database provisioning
                  • 1. Service creation workflows
                    • 2. Compute and storage configuration
                      - Lifecycle management
                      • 1. Scaling and patching
                        • 2. Backup and restore operations
                          Oracle Cloud Database Services Overview- Autonomous Database Concepts
                          • 1. Autonomous Data Warehouse
                            • 2. Autonomous Transaction Processing
                              - OCI Database Service Architecture
                              • 1. Shared responsibilities model
                                • 2. Service deployment options
                                  Migration and Integration- Database migration strategies
                                  • 1. Cloud migration tools
                                    • 2. Data Pump migration
                                      - Integration services
                                      • 1. Hybrid cloud integration
                                        • 2. API and connectivity options

                                          Oracle Database Cloud Service 2021 Specialist Sample Questions:

                                          Question #1

                                          Which is the default choice for the DNS names resolution for the instances in your VCN?

                                          • A. Internet and VCN Resolver
                                          • B. Internet Gateway
                                          • C. Dynamic Routing Gateway
                                          • D. Custom Resolver
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A  🗳️

                                          Explanation: Only visible for BootcampPDF members. You can sign-up / login (it's free).

                                          Question #2

                                          You administer a database that is configured in ARCHIVELOG mode. A full RMAN backup exists. In which three scenarios is Complete Recovery possible?

                                          • A. after restoring all control files from backup
                                          • B. after losing a data file from an UNDO tablespace that is in use
                                          • C. after losing all members of an ACTIVE online redo log group detected when attempting to open the database
                                          • D. after losing all members of the CURRENT online redo log group
                                          • E. after losing a SYSTEM tablespace data file
                                          Reveal Solution  Discussion  0

                                          Correct Answer: C  🗳️

                                          Question #3

                                          Which four are the advantages of migrating to Oracle Cloud Infrastructure?

                                          • A. has three way mirrored storage
                                          • B. allows to run clustered databases on virtual machine DB systems
                                          • C. supports RAC options only for bare metal shapes
                                          • D. performs automatic backups to object storage
                                          • E. has automated data Guard configuration for both primary and standby systems available across availability domains only
                                          • F. is integrated with Exadata to provide high performance, availability, and scalability
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A,D,E,F  🗳️

                                          Question #4

                                          Examine the command:
                                          dbcli describe-component
                                          What information will you get by executing this command?

                                          • A. displays the installed patch versions for the DB system
                                          • B. displays all the storage objects created
                                          • C. displays all the components related to the Object Storage
                                          • D. displays the latest patch available for the DB system
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A  🗳️

                                          Explanation: Only visible for BootcampPDF members. You can sign-up / login (it's free).

                                          Question #5

                                          Which three are important guidelines for the DB system OS updates?

                                          • A. Configure DB System's VCN to allow access to the YUM repository.
                                          • B. Backup the database prior to OS upgrade.
                                          • C. Do not remove the packages from the DB system.
                                          • D. Must stop the clusterware in both nodes on 2-node RAC DB system.
                                          • E. Install NetworkManager on the DB system.
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A,B,C  🗳️

                                          Explanation: Only visible for BootcampPDF members. You can sign-up / login (it's free).

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