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

1z0-998-21 Exam Questions
  • Exam Code: 1z0-998-21
  • Exam Name: Oracle Database Cloud Service 2021 Specialist
  • Updated: Jul 31, 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
                  Oracle Cloud Database Services Overview- OCI Database Service Architecture
                  • 1. Service deployment options
                    • 2. Shared responsibilities model
                      - Autonomous Database Concepts
                      • 1. Autonomous Transaction Processing
                        • 2. Autonomous Data Warehouse
                          Provisioning and Management- Lifecycle management
                          • 1. Backup and restore operations
                            • 2. Scaling and patching
                              - Database provisioning
                              • 1. Compute and storage configuration
                                • 2. Service creation workflows
                                  Migration and Integration- Database migration strategies
                                  • 1. Data Pump migration
                                    • 2. Cloud migration tools
                                      - Integration services
                                      • 1. API and connectivity options
                                        • 2. Hybrid cloud integration

                                          Oracle Database Cloud Service 2021 Specialist Sample Questions:

                                          1. You want to connect to a database in the DB system with SQL Developer. Which three are the prerequisites?

                                          A) Private key
                                          B) SSH tunnel from local system to DB system
                                          C) Open port 1521 for listener in VCN
                                          D) Public key
                                          E) Open port 1521 on the local system


                                          2. Which two statements are true about the API Signing Key?

                                          A) RSA key pair in PEM format must have minimum of 1024 bits.
                                          B) It is a RSA key pair in the PEM format.
                                          C) It is required when using OCI API in conjunction with the SDK/CLI.
                                          D) It must be generated with a passphrase.


                                          3. What might be the effect of modifying the firewall rules for 169.254.0.2:3260 and 169.254.0.3:80?

                                          A) It allows the non-root user to access the database.
                                          B) Users may not be able to connect to database service.
                                          C) TDE for the database might stop working.
                                          D) It allows the non-root users to modify the system's boot volume.


                                          4. What is needed on the host to work with API to launch a DB system?

                                          A) Oracle Database
                                          B) JDK
                                          C) JRE
                                          D) python 2.6 or later


                                          5. Which two statements are true about using the Object Storage for the backups?

                                          A) Virtual Cloud Network must be configured with dynamic routing gateway.
                                          B) Availability is low but the durability of the backup is high.
                                          C) Availability and durability of the backup is high.
                                          D) Virtual Cloud Network must be configured with an internet gateway.
                                          E) Availability is high but the durability of the backup is low.


                                          Solutions:

                                          Question # 1
                                          Answer: A,B,C
                                          Question # 2
                                          Answer: B,C
                                          Question # 3
                                          Answer: D
                                          Question # 4
                                          Answer: D
                                          Question # 5
                                          Answer: C,D

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