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

  • Exam Code: 1z0-998-21
  • Exam Name: Oracle Database Cloud Service 2021 Specialist
  • Updated: Sep 15, 2026
  • Q & A: 76 Questions and Answers

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Oracle 1z0-998-21 Exam Syllabus Topics:

SectionObjectives
Topic 1: Oracle Cloud Database Services Overview- OCI Database Service Architecture
  • 1. Shared responsibilities model
    • 2. Service deployment options
      - Autonomous Database Concepts
      • 1. Autonomous Data Warehouse
        • 2. Autonomous Transaction Processing
          Topic 2: Provisioning and Management- Lifecycle management
          • 1. Backup and restore operations
            • 2. Scaling and patching
              - Database provisioning
              • 1. Service creation workflows
                • 2. Compute and storage configuration
                  Topic 3: Security and Access Control- Data protection
                  • 1. Vault and key management
                    • 2. Encryption at rest and in transit
                      - Identity and access management
                      • 1. Database authentication methods
                        • 2. IAM policies and roles
                          Topic 4: Performance and Monitoring- Performance tuning
                          • 1. SQL tuning concepts
                            • 2. Resource management
                              - Monitoring tools
                              • 1. OCI Monitoring service
                                • 2. Performance Hub usage
                                  Topic 5: Migration and Integration- Database migration strategies
                                  • 1. Data Pump migration
                                    • 2. Cloud migration tools
                                      - Integration services
                                      • 1. Hybrid cloud integration
                                        • 2. API and connectivity options

                                          Oracle Database Cloud Service 2021 Specialist Sample Questions:

                                          Question #1

                                          Which three are true about Transparent Data Encryption (TDE)?

                                          • A. dbcli update_tdekey command is used to update the master encryption key for a PDB.
                                          • B. When the TDE master encryption key is reset, backups taken using the old TDE master encryption key become obsolete.
                                          • C. Set encrypt new table spaces parameter to false to stop encrypting the tablespaces.
                                          • D. TDE overrides access controls configured using Oracle Database Vault.
                                          • E. TDE allows you to encrypt sensitive data in individual columns.
                                          • F. TDE stores the master key outside the database in an external security module.
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A,C,E  🗳️

                                          Question #2

                                          Examine the steps to enable a port on the DB system.

                                          Identify the required steps in the correct order.

                                          • A. 2,5,3,4,6,7 :
                                          • B. 2,3,5,6,4,7
                                          • C. 1,5,3,4,6,7
                                          • D. 1,3,5,6,4,7
                                          Reveal Solution  Discussion  0

                                          Correct Answer: D  🗳️

                                          Question #3

                                          In your company there are two teams working on different projects with different instances and storage but a single VCN is used.
                                          Which service will help you in restricting the users from accessing the other teams instances?

                                          • A. Security Monitoring and Analytics Cloud Service
                                          • B. Identity and Access Management service
                                          • C. Infrastructure Monitoring Cloud Service
                                          • D. Configuration and Compliance Cloud Service
                                          Reveal Solution  Discussion  0

                                          Correct Answer: D  🗳️

                                          Question #4

                                          You want to create a 2-node RAC with block storage and there is a requirement to scale up the storage in future. Which DB system would you use to meet this requirement?

                                          • A. Bare metal DB system with any database edition except standard edition
                                          • B. Bare metal DB system with extreme performance database edition only
                                          • C. VM DB system with any database edition except standard edition
                                          • D. VM DB system with extreme performance database edition
                                          Reveal Solution  Discussion  0

                                          Correct Answer: B  🗳️

                                          Question #5

                                          Which two statements are true about a Virtual Cloud Network (VCN)?

                                          • A. A VCN can reside only in a single region but can cross multiple ADs.
                                          • B. A VCN can be used with only one DB system.
                                          • C. A VCN cannot connect to another VCN,
                                          • D. A subnet for a VCN can be defined in different availability domains (AD).
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A,D  🗳️

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