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100+ Free OCI Database Services Professional Practice Questions

Pass your Oracle AI Cloud Database Services 2025 Professional (1Z0-1093-25) exam on the first try — instant access, no signup required.

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Which OCI database service is co-managed, meaning Oracle manages the infrastructure while the customer manages OS and database administration tasks?

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B
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ArticleOracle SQL 1Z0-071 Exam Guide 2026: Official Facts, Topic Traps, and Practice Plan12 min read
2026 Statistics

Key Facts: OCI Database Services Professional Exam

50

Exam Questions

Oracle University

90 min

Exam Duration

Oracle University

68%

Passing Score

Oracle University

$245

Exam Fee (USD)

Oracle University

5 services

Database Services Covered

Oracle skills outline

24 months

Credential Validity

Oracle certification guidelines

As of May 24, 2026, Oracle University lists 1Z0-1093-25, Oracle AI Cloud Database Services 2025 Professional, as a multiple-choice exam with roughly 50 questions, a 90-minute time limit, a 68% passing score, and a $245 USD fee. The exam covers Base Database Service, Exadata Database Service (including Cloud@Customer), MySQL HeatWave, Oracle NoSQL Database Service, and database tooling, operations, high availability, backup, and patching, mixing knowledge-based and scenario-driven questions.

Sample OCI Database Services Professional Practice Questions

Try these sample questions to test your OCI Database Services Professional exam readiness. Each question includes a detailed explanation. Start the interactive quiz above for the full 100+ question experience with AI tutoring.

1What deployment options does OCI Base Database Service support?
A.Virtual machine (VM) DB systems only
B.Virtual machine (VM) and bare metal DB systems
C.Exadata infrastructure only
D.Serverless functions running Oracle Database
Explanation: Base Database Service supports both virtual machine (VM) DB systems and bare metal DB systems. VM systems use OCI block storage for the database, while bare metal systems use locally attached NVMe storage on dedicated hardware.
2Which storage backs a virtual machine DB system in Base Database Service?
A.Locally attached NVMe SSD only
B.OCI Block Volume storage
C.OCI Object Storage buckets
D.Exadata smart flash cache
Explanation: VM DB systems in Base Database Service store the database on OCI Block Volume storage, which lets you scale storage independently. Bare metal DB systems, by contrast, use locally attached NVMe SSD storage.
3What is the smallest highly available configuration you can provision for a VM DB system in Base Database Service?
A.A single-node DB system
B.A 2-node Oracle RAC DB system
C.A 4-node Exadata cluster
D.A read replica with standby
Explanation: On VM DB systems, you can provision a 2-node Oracle Real Application Clusters (RAC) configuration for high availability. A single-node system has no instance-level redundancy, so 2-node RAC is the smallest HA option within the service.
4In Base Database Service, what does a 'DB system' contain?
A.Only a single pluggable database
B.The compute resources, storage, and one or more Oracle Database homes and databases
C.A networking VCN with subnets only
D.An object storage bucket for backups
Explanation: A DB system is the top-level resource that bundles the compute (VM or bare metal), storage, and the Oracle Database software, including one or more database homes and databases. It is the unit you provision, patch, and manage in the service.
5Which licensing models are available for Base Database Service?
A.Free tier only
B.License Included and Bring Your Own License (BYOL)
C.Perpetual on-premises licensing only
D.Subscription to Oracle SaaS
Explanation: Base Database Service offers two licensing models: License Included, where the Oracle Database license is bundled into the hourly price, and Bring Your Own License (BYOL), where you apply existing Oracle Database licenses to reduce cost.
6When you scale up the storage of a VM DB system in Base Database Service, what is true?
A.The database must be terminated and recreated
B.You can scale block storage online without recreating the system
C.Only CPU can be scaled, not storage
D.Storage scaling requires migrating to Exadata
Explanation: Because VM DB systems use OCI Block Volume storage, you can scale storage up online without recreating the DB system. This independent scaling of storage is a key advantage of the VM block-storage architecture.
7What is the default automatic backup destination for Base Database Service?
A.Local NVMe storage
B.OCI Object Storage
C.An attached block volume
D.A second DB system in another region
Explanation: Base Database Service automatic backups are written to OCI Object Storage, which provides durable, scalable, off-system storage for backup pieces. This keeps backups independent of the DB system's local or block storage.
8Which tool does Base Database Service use under the covers to perform RMAN-based automatic and on-demand backups?
A.Data Pump
B.Recovery Manager (RMAN)
C.GoldenGate
D.SQL*Loader
Explanation: Base Database Service backups are RMAN-based; Recovery Manager handles the full and incremental backup pieces written to Object Storage. This enables point-in-time recovery from the managed backups.
9A team needs to recover a Base Database Service database to a specific point in time before an accidental data change. Which capability supports this?
A.Only full database restore to the latest backup
B.Point-in-time recovery using automatic backups and archived redo
C.Cloning to a new region only
D.Exporting the schema with Data Pump
Explanation: Because automatic backups are RMAN-based and archived redo logs are captured, Base Database Service supports point-in-time recovery to a chosen timestamp. This lets you roll the database back to just before the unwanted change.
10What does Oracle Data Guard provide for a Base Database Service database?
A.Logical schema-level replication only
B.A physical standby database for disaster recovery and high availability
C.Automatic horizontal sharding
D.In-memory column store acceleration
Explanation: Data Guard maintains a synchronized physical standby database that can take over if the primary fails, providing disaster recovery and high availability. In Base Database Service you can enable Data Guard between DB systems through the console.

About the OCI Database Services Professional Exam

The Oracle AI Cloud Database Services 2025 Professional exam (1Z0-1093-25) validates the ability to provision, configure, manage, and operate Oracle Cloud Infrastructure database services. The blueprint spans Base Database Service VM and bare metal DB systems, Exadata Database Service on dedicated infrastructure and Cloud@Customer, MySQL HeatWave, Oracle NoSQL Database Service, and cross-cutting operations such as high availability, Data Guard, backup and recovery, patching, scaling, and database management tooling.

Questions

50 scored questions

Time Limit

90 minutes

Passing Score

68%

Exam Fee

$245 (Oracle University)

OCI Database Services Professional Exam Content Outline

25%

Base Database Service

Provision and manage VM and bare metal DB systems, scale OCPUs and block storage, configure 2-node RAC and Data Guard, and run RMAN backups, point-in-time recovery, cloning, patching, and TDE security.

20%

Exadata Database Service

Understand Exadata Cloud Service and Cloud@Customer, VM clusters and storage servers, Smart Scan, Smart Flash Cache, storage indexes, Hybrid Columnar Compression, elastic OCPU scaling, IORM, backup, and multi-layer patching.

15%

MySQL HeatWave Database Service

Provision managed MySQL, use the HeatWave in-memory analytics accelerator, Lakehouse, AutoML, and GenAI, and configure high availability with Group Replication, read replicas, migration, and automatic backups.

10%

NoSQL Database Service

Model key-value and document data, set provisioned or on-demand throughput with read/write units, choose eventual or absolute consistency, handle rate limiting, and secure tables with IAM and encryption.

30%

Database Tooling, Operations, HA, Backup and Patching

Use OCI Database Management, Monitoring, Logging, Audit, Data Safe, Vault, Resource Manager, and migration tools, and design high availability, disaster recovery, and the right service selection for each workload.

How to Pass the OCI Database Services Professional Exam

What You Need to Know

  • Passing score: 68%
  • Exam length: 50 questions
  • Time limit: 90 minutes
  • Exam fee: $245

Keys to Passing

  • Complete 500+ practice questions
  • Score 80%+ consistently before scheduling
  • Focus on highest-weighted sections
  • Use our AI tutor for tough concepts

OCI Database Services Professional Study Tips from Top Performers

1Master service selection: be able to choose Base DB, Exadata, MySQL HeatWave, or NoSQL for a given workload, since scenario questions hinge on it.
2Know the Base Database Service lifecycle deeply, including VM versus bare metal, 2-node RAC, block versus NVMe storage, RMAN backups, and point-in-time recovery.
3Understand Exadata internals such as Smart Scan, Smart Flash Cache, storage indexes, Hybrid Columnar Compression, and the Cloud Service versus Cloud@Customer distinction.
4Study MySQL HeatWave end to end: the in-memory accelerator, Lakehouse, AutoML, GenAI, Group Replication high availability, and migration tools.
5Practice Data Guard concepts, including protection modes, Active Data Guard read offload, and switchover versus failover, because HA and DR are heavily weighted.
6Review the operations toolset, including OCI Database Management, Monitoring, Audit, Data Safe, Vault, and Resource Manager, so management-plane questions are easy points.

Frequently Asked Questions

What are the official exam facts for 1Z0-1093-25?

Oracle University lists Oracle AI Cloud Database Services 2025 Professional (1Z0-1093-25) as a multiple-choice exam with about 50 questions, a 90-minute time limit, a 68% passing score, and a $245 USD registration fee.

What is the official name of the 1Z0-1093-25 exam?

The official 2025 name is Oracle AI Cloud Database Services 2025 Professional. Earlier versions and some third-party sites refer to it as Oracle Cloud Database Services Professional or Base Database Services.

Which database services does the exam cover?

The exam covers Base Database Service, Exadata Database Service (including Cloud@Customer), MySQL HeatWave, Oracle NoSQL Database Service, and the OCI Database Management tooling, operations, high availability, backup, and patching that span those services.

Does the exam include scenario-based questions?

Yes. Oracle states the exam combines knowledge-based questions with scenario-driven questions that test your ability to make sound architectural decisions in realistic situations, such as choosing the right service or HA and DR design.

How much does the 1Z0-1093-25 exam cost and how long is it valid?

The registration fee is $245 USD. Oracle's certification guidelines state Oracle Cloud Infrastructure certifications are valid for 24 months from the date the credential is earned.

How should I prepare for 1Z0-1093-25?

Work through Oracle's official learning path, get hands-on with provisioning and managing each database service, then drill mixed practice questions until Base DB, Exadata, MySQL HeatWave, NoSQL, and operations topics feel routine. Focus extra time on service selection and high availability design.