Feb-2026 Realistic 1z0-1093-25 Exam Dumps with Accurate & Updated Questions [Q52-Q72]

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Feb-2026 Realistic 1z0-1093-25 Exam Dumps with Accurate & Updated Questions

1z0-1093-25 Exam Dumps – PDF Questions and Testing Engine

Oracle 1z0-1093-25 Exam Syllabus Topics:

Topic	Details
Topic 1	NoSQL Database Service Technical Overview: This section of the exam measures the skills of a NoSQL Developer and explores Oracle’s NoSQL Database Service. It includes understanding the basics of NoSQL architecture, handling table-level security, rate limiting, and data modeling. It also covers concepts like provisioned throughput and the usage of language SDKs for interacting with NoSQL services on Oracle Cloud.
Topic 2	Exadata Database Service (ExaDB): This section of the exam measures the skills of a Database Infrastructure Engineer and focuses on the advanced Exadata Database Service. It includes the provisioning of Exadata systems, management of Exadata Cloud Infrastructure, and VM Cluster administration. It also evaluates knowledge of lifecycle management tasks and how to interact with various Exadata management utilities and interfaces.
Topic 3	MySQL HeatWave Technical Overview: This section of the exam measures the skills of a MySQL Cloud Specialist and introduces MySQL HeatWave, Oracle’s high-performance analytics engine for MySQL. It includes provisioning, migrating existing MySQL databases to HeatWave, and working with its analytical and machine-learning capabilities. It also covers day-to-day operational activities within the MySQL HeatWave environment.
Topic 4	Oracle Cloud Infrastructure Database Management Service: This section of the exam measures the skills of a Cloud Operations Analyst and provides insight into Oracle’s Database Management Service on OCI. It focuses on enabling the service for databases, monitoring their performance, and performing diagnostic and tuning activities. It also covers tasks related to the administration of databases running on Oracle Cloud Infrastructure.
Topic 5	Base Database Service – VM (BaseDB): This section of the exam measures the skills of a Cloud Database Administrator and covers the foundational elements of Oracle’s Base Database Service. It includes understanding what the BaseDB service is, how to provision and manage it, and lifecycle operations such as backups, recovery, patching, and upgrades. It also tests familiarity with monitoring and management interfaces used to control and observe the BaseDB environment.

Q52. Which of the following is a proactive strategy to avoid encountering table rate limits in Oracle NoSQL Database Cloud Service?

Regularly increasing the table’s storage capacity to accommodate future growth.

Carefully designing the table schema and indexes to optimize query performance and minimize the number of read/write operations required.

Disabling data encryption to reduce the overhead of read/write operations.

Consolidating all data into a single large table to simplify management.

Q53. Which two are valid mechanisms for accessing OS-level metrics on a Base Database Service Virtual Machine?

Utilize the vmcli utility, which allows access to OS-level metrics specific to the DB System.

Access OS metrics using the OCI Metrics Explorer within the OCI Console leveraging the Oracle Cloud Agent.

The only way to access OS-level metrics is through a custom monitoring agent installed directly on the VM.

All OS metrics are automatically pushed to the Cloud Exadata Service Dashboard, and are not available outside of this service.

Access OS metrics programmatically via the OCI Monitoring APIs, which allow retrieval of metrics collected by the Oracle Cloud Agent.

Q54. Which two options correctly describe methods for accessing and managing the Exadata Infrastructure?

Direct SSH access to the Exadata Infrastructure compute nodes is permitted for customers with root privileges.

Management of the Exadata Infrastructure is primarily performed through the Oracle Cloud Infrastructure (OCI) console and APIs.

The dbcli utility, used for database administration on VM DB Systems, can also be used to manage the Exadata Infrastructure.

Customers have direct access to the Exadata storage cells, allowing them to modify storage configurations.

Exadata Infrastructure management is solely managed by Oracle and is not directly accessible to customers.

Q55. Which is NOT a typical function provided by a NoSQL Database Cloud Service SDK related to data operations?

Automatically optimizing query execution plans for best performance.

Constructing requests to insert, update, or delete data records.

Serializing and deserializing data between application objects and database records.

Handling pagination of query results.

Q56. Which two are valid storage options you must select when provisioning Exadata Database Service using the Oracle Cloud Infrastructure (OCI) Console?

Data disk group encryption using Oracle Cloud Infrastructure Vault.

The size of the DATA disk group and RECO disk group.

The number of CPUs required for the Exadata Database Service Instance.

Data disk group compression and deduplication algorithm.

The database name and version.

Q57. Which of the following statements accurately describes the recommended procedure for patching Grid Infrastructure in a BaseDB VM system where the database is NOT managed by Oracle Cloud Infrastructure (OCI)?

Apply the Grid Infrastructure patch directly to the DB system. OCI handles the patching order for all components automatically.

Apply the database patch first, then apply the Grid Infrastructure patch to ensure compatibility.

Apply the Grid Infrastructure patch first, then apply the database patch, after validating the GI is working correctly.

You cannot manually patch Grid Infrastructure in a BaseDB VM system; Oracle Cloud Infrastructure manages all patching operations.

Q58. In a BaseDB environment configured with automatic backups, what happens to the automatic backups when the DB system is terminated?

All automatic backups are immediately and permanently deleted from object storage.

The most recent automatic backup is retained, while older backups are deleted.

All automatic backups are retained in object storage for a period determined by the original backup retention policy.

Automatic backups are migrated to a lower-cost archive storage tier.

The retention of automatic backups after DB system termination is configurable during DB system creation.

Q59. Which of the following DOES NOT directly contribute to the calculation of provisioned read capacity units (RCUs) required for a NoSQL Database Cloud Service table?

Average record size being read.

Number of reads expected per second.

Complexity of the security roles defined on the table.

Data consistency requirements.

Q60. During the provisioning of a Base Database Service (BaseDB) virtual machine (VM), what is the significance of the “Compute Shape” selection?

It determines the maximum number of databases that can be created on the VM.

It dictates the availability domain in which the VM will be created.

It defines the CPU, memory, and network bandwidth allocated to the VM.

It specifies the pre-installed database software version.

Q61. What is the primary purpose of the AutoML feature within MySQL HeatWave?

To automatically tune the MySQL server parameters for optimal transactional performance.

To automate the process of building, training, and deploying machine learning models directly within the database.

To automatically generate SQL queries based on natural language input.

To automatically back up and restore the MySQL database to Oracle Cloud Infrastructure Object Storage.

To automatically generate data visualization to present database insights.

Q62. Which prerequisite is NOT required before enabling the Database Management Service for a cloud database in Oracle Cloud Infrastructure?

The database must be running and accessible.

The necessary IAM policies must be in place to grant the Database Management Service access to the database.

The database must be configured with automatic backups enabled.

The Oracle Management Agent must be installed and running on the database host, if applicable.

Q63. Before migrating to MySQL HeatWave, what is the MOST important action to take regarding user accounts and privileges?

Reset all user passwords to default values.

Ensure all user accounts and privileges are compatible with MySQL 8.0, and recreate any incompatible accounts on the target instance.

Delete all user accounts except for the root account.

Migrate all user accounts to use external authentication (e.g., LDAP).

Merge all user accounts into a single ‘admin’ account.

Q64. You are responsible for managing the storage configuration of an Exadata Database Service (ExaDB). You need to use the cellcli utility to modify the IORM (I/O Resource Management) settings to prioritize critical database workloads. Specifically, you want to adjust the share allocation for a specific database. Which cellcli command will accomplish this?

cellcli alter iormplan database dbname shares=value

cellcli configure iormplan database dbname shares=value

cellcli modify iormplan database dbname shares=value

cellcli change iormplan database dbname shares=value

Q65. What is the MOST appropriate method for patching an Exadata Database Service infrastructure, including both database and storage servers, to maintain the latest security updates and bug fixes?

Manually downloading and applying patches to each individual component.

Utilizing the automated patching capabilities provided by the Oracle Cloud Infrastructure (OCI) console or API.

Relying on the default OS auto-update features to handle all necessary patching.

Only patching the database nodes and ignoring the storage servers unless a specific issue arises.

Q66. During the provisioning of an Oracle Cloud Infrastructure (OCI) Base Database Service (BaseDB) virtual machine (VM), what is the PRIMARY purpose of specifying the database name (DB Name)?

To define the hostname for the database server.

To determine the operating system user account used for database administration.

To create the initial database instance and its associated files.

To select the character set for the operating system.

Q67. When a new security patch is released for the Oracle Database software on a BaseDB VM system, what is the recommended approach for applying it in a production environment?

Immediately apply the patch directly to the production database during off-peak hours to minimize potential security vulnerabilities.

Download the patch and apply it to a non-production environment that mirrors the production environment for testing before applying it to production.

Wait for Oracle Cloud Infrastructure to automatically apply the security patch to all BaseDB VM systems.

Apply the patch to a production standby database (if one exists) and then failover to the patched standby.

Q68. What is the PRIMARY benefit of using Recovery Manager (RMAN) with block change tracking enabled in a BaseDB environment for incremental backups?

It eliminates the need for full backups.

It significantly reduces the time required for incremental backups by only backing up changed blocks.

It automatically encrypts all backups with a user-defined key.

It allows for point-in-time recovery to any SCN (System Change Number) without restoring a full backup.

It automatically validates the integrity of full backups during the backup process.

Q69. When using a NoSQL Database Cloud Service SDK, what is the purpose of handling exceptions or errors returned by the SDK?

To automatically recover from hardware failures in the cloud.

To ensure data consistency by retrying failed operations.

To provide detailed performance metrics to the database administrators.

To implement custom logic for handling specific error conditions, such as record not found or insufficient capacity.

Q70. If the provisioned read capacity units (RCUs) are consistently underutilized for a NoSQL Database Cloud Service table, what is the MOST direct consequence?

Improved query performance.

Increased storage efficiency.

Unnecessary cost expenditure.

Reduced data durability.

Q71. Which of the following characteristics is most indicative of a NoSQL database’s focus on scalability and availability over strict consistency?

Support for complex joins and transactions across multiple tables.

Enforcement of strict referential integrity constraints.

Partitioning and replication of data across multiple nodes.

Reliance on a centralized, single-instance architecture.

Q72. When deploying Exadata Database Service, what is the PRIMARY benefit of using the “Cloud Tooling” deployment option versus manually configuring an on-premises Exadata system?

“Cloud Tooling” offers significantly more granular control over the underlying hardware configuration.

“Cloud Tooling” automates the provisioning, patching, and lifecycle management of the Exadata infrastructure.

“Cloud Tooling” completely eliminates the need for any database administrator intervention.

“Cloud Tooling” allows using older versions of Oracle Database that are no longer supported on- premises.

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Feb-2026 Realistic 1z0-1093-25 Exam Dumps with Accurate & Updated Questions [Q52-Q72]

Oracle 1z0-1093-25 Exam Syllabus Topics:

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