Exam Code: 1z0-998-21
Exam Name: Oracle Database Cloud Service 2021 Specialist
Certification Provider: Oracle
Corresponding Certification: Oracle Database Cloud

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Updated: Sep 07, 2026

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Oracle 1z0-998-21 Exam Overview:

Certification Vendor:	Oracle
Exam Name:	Oracle Database Cloud Service 2021 Specialist
Exam Number:	1Z0-998-21
Passing Score:	68%
Certificate Validity Period:	18 months
Available Languages:	English
Exam Format:	Multiple Response, Multiple Choice
Real Exam Qty:	50-60
Exam Duration:	90 minutes
Related Certifications:	Oracle Autonomous Database Specialist Oracle Cloud Infrastructure Certification
Exam Price:	USD 245
Recommended Training:	Oracle Cloud Infrastructure Training
Exam Registration:	Oracle Certification Registration
Sample Questions:	Oracle 1z0-998-21 Sample Questions
Exam Way:	Online proctored exam or test center delivery
Pre Condition:	Basic knowledge of Oracle Database and Oracle Cloud Infrastructure is recommended.
Official Syllabus URL:	https://education.oracle.com

Oracle 1z0-998-21 Exam Syllabus Topics:

Section	Objectives
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
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
Security and Access Control	- Identity and access management 1. IAM policies and roles 2. Database authentication methods - Data protection 1. Encryption at rest and in transit 2. Vault and key management
Migration and Integration	- Integration services 1. Hybrid cloud integration 2. API and connectivity options - Database migration strategies 1. Cloud migration tools 2. Data Pump migration
Performance and Monitoring	- Monitoring tools 1. OCI Monitoring service 2. Performance Hub usage - Performance tuning 1. SQL tuning concepts 2. Resource management

Oracle Database Cloud Service 2021 Specialist Sample Questions:

Question 1

While creating an object storage bucket, you selected ARCHIVE as storage tier for bucket. Which three scope and constraints are applied to the bucket?

A. The minimum retention period for archive storage tier is 90 days.
B. Restoration takes about six hours from the time an archive storage restore request is made.
C. Archive storage can be upgraded to standard storage after removing all the existing files.
D. Default time to download an object after restoration is 24 hours.
E. Data needs to be restored before it can be accessed.

Question 2

You want to launch a DB system that is less expensive and can be used for test and dev environments. Which type of DB system would satisfy the requirement?

A. Exadata DB system
B. VM DB system
C. Bare metal DB system
D. Autonomous transaction processing

Question 3

You created a new PDB in a VM DB system and while creating a tablespace in the PDB an error is returned:
ORA-28374: typed master key not found in wallet.
What could be the possible reason?

A. Entry for the TDE wallet in the sqlnet.ora is missing.
B. TDE wallet does not exist.
C. TDE wallet is corrupted or lost.
D. Master key encryption is not activated for the new PDB.

Question 4

You are creating a new virtual cloud network (VCN) and you have selected "CREATE VIRTUAL CLOUD NETWORK PILUS RELATED RESOURCES" option. Which three additional resources will be created?

A. Service Gateway
B. Dynamic Routing Gateway
C. Three subnets
D. Internet Gateway
E. Route table with rule

Question 5

Which two are the minimum prerequisites to launch a DB system?

A. Dynamic Routing Gateway
B. Public key in OpenSSH format
C. Virtual Cloud Network with default service gateway
D. Private key in OpenSSH format
E. Virtual Cloud Network with default security list

Solutions:

Question 1
Answer: A,D,E

Question 2
Answer: B

Question 3
Answer: D

Question 4
Answer: C,D,E

Question 5
Answer: C,D

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