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Oracle Database Cloud Service 2021 Specialist : 1z0-998-21
- Exam Code: 1z0-998-21
- Exam Name: Oracle Database Cloud Service 2021 Specialist
- Updated: Oct 09, 2026
- Q & A: 76 Questions and Answers
About Oracle 1z0-998-21 Exam
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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 |
| Exam Price: | 245 USD |
| Exam Duration: | 120 minutes |
| Real Exam Qty: | 72-76 |
| Passing Score: | 67% |
| Available Languages: | English |
| Exam Format: | Multiple Choice, Multiple Select |
| Related Certifications: | Oracle Cloud Infrastructure Specialist Oracle Cloud Database Administrator |
| Certificate Validity Period: | 3 years |
| Recommended Training: | Oracle Database Cloud Service Training |
| Exam Registration: | Oracle University Registration Pearson VUE Scheduling |
| Sample Questions: |  |
| Exam Way: | Online proctored or onsite at Pearson VUE test centers |
| Pre Condition: | No mandatory prerequisites; hands-on experience with OCI and Oracle Database recommended |
| Official Syllabus URL: | https://education.oracle.com/oracle-database-cloud-service-2021-specialist/pexam_1Z0-998-21 |
Oracle 1z0-998-21 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: OCI Core Services & Networking | 20% | - Compute, storage, and object storage services - OCI security and IAM - Virtual Cloud Network (VCN) concepts |
| Topic 2: Patching, Backup & Recovery | 20% | - Patching DB systems and databases - RMAN backup and recovery - Automatic backups and point-in-time recovery |
| Topic 3: DB System Deployment & Management | 25% | - Supported database editions and versions - Bare metal, VM, and Exadata DB systems - Connecting to cloud databases - Provisioning, scaling, and configuration |
| Topic 4: Oracle Cloud Platform & Database Cloud Overview | 15% | - Database cloud service models and architecture - Autonomous Database solution overview - Oracle Cloud Infrastructure fundamentals |
| Topic 5: Migration & High Availability | 20% | - Data Guard and MAA architecture - Monitoring and troubleshooting - Migration methods: Data Pump, RMAN, SQL Developer |
Frequently Asked Questions About the Oracle Database Cloud Service 2021 Specialist Exam
Registration for the Oracle Database Cloud Service 2021 Specialist exam costs 245 USD, and passing requires 67%. Retakes cost the full fee again, so gauge your readiness with the VCETorrent practice engines before booking your seat.
The written refund policy applies. Take the Oracle Database Cloud Service 2021 Specialist exam within 60 days of purchase, and if you do not pass, VCETorrent refunds you in full. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam; claims are processed within 7 days. Alternatively, exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.
Online proctored or onsite at Pearson VUE test centers Registration for the Oracle Database Cloud Service 2021 Specialist exam is handled through these official channels:
After booking, your VCETorrent practice questions arrive by email within 1 minute — preparation can begin the same day.
The 1z0-998-21 exam is a Oracle certification exam validating the skills in the Oracle Database Cloud Service 2021 Specialist syllabus shown above. It counts toward these credential paths: Oracle Cloud Database Administrator, Oracle Cloud Infrastructure Specialist. Candidates at many career stages take it in 2026 to demonstrate verified capability. VCETorrent prepares you with 76 practice questions in PDF, Desktop Test Engine, and Online Test Engine formats.
Everything, in one purchase: 76 practice questions for the Oracle Database Cloud Service 2021 Specialist exam in three formats — a printable, expert-prepared PDF with instant download; a Desktop Test Engine for Windows that simulates the real exam with two practice modes and works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. You also receive a free demo, 365 days of free updates from a team that keeps innovating on the material, a 50% renewal discount afterward, unlimited installations, and considerate pre-sale and after-sale service.
The Oracle Database Cloud Service 2021 Specialist exam contains 72-76 with 120 minutes to complete them. Practicing under the same time constraint with the VCETorrent Desktop Test Engine makes exam-day pacing feel rehearsed.
No mandatory prerequisites; hands-on experience with OCI and Oracle Database recommended Since policies evolve, confirm the current requirements on the official Oracle exam page before you schedule.
Oracle recommends the following training for the Oracle Database Cloud Service 2021 Specialist exam:
Supplement the training with the 76 practice questions from VCETorrent — self-testing reveals what training alone cannot.
The official Oracle Database Cloud Service 2021 Specialist outline defines 5 domains, the three largest being OCI Core Services & Networking (20%), Patching, Backup & Recovery (20%), and DB System Deployment & Management (25%). The complete list is in the topics section above, and VCETorrent's 76 practice questions address every domain.
Oracle Database Cloud Service 2021 Specialist Sample Questions:
Question #1
Which two statements are true about the network security?
- A. Subnets can be created only within an availability domain.
- B. Permissions can be used to isolate networking between compartments and VCNs.
- C. Tenancies cannot be completely network isolated.
- D. Access between the tenancies can be restricted with the same availability domain.
- E. Access can be restricted between the tenancies and within the tenancy itself.
Correct Answer: B,E 🗳️
Question #2
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
Correct Answer: D 🗳️
Question #3
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 and durability of the backup is high.
- C. Virtual Cloud Network must be configured with an internet gateway.
- D. Availability is low but the durability of the backup is high.
- E. Availability is high but the durability of the backup is low.
Correct Answer: B,C 🗳️
Question #4
What are the three autonomous optimizations available in Autonomous transaction processing database?
- A. data caching to avoid IO
- B. row data formats
- C. columnar data formats
- D. fast complex analytics
- E. creates missing indexes
Correct Answer: A,B,E 🗳️
Question #5
Which three statements are true about the OCI Object Storage Service?
- A. It is tied to a specific compute instance.
- B. It is a high performance storage platform that offers reliable and cost-efficient data durability.
- C. It allows to save the data in Object Storage bucket over the OCI backbone.
- D. It can store finite amount of unstructured data, analytical data, and rich content.
- E. It does not support the private access from OCI resources in a VCN through a service gateway.
- F. It allows to store or retrieve data directly from the internet or from within the cloud platform.
Correct Answer: A,C,F 🗳️
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