1z0-1093-25 Exam Dumps : Oracle Cloud Database Services 2025 Professional

Schema-less in NoSQL:

This means you don't need to define a rigid, fixed structure before data insertion. Each record can have its own structure, allowing flexibility for evolving data models. This is useful for unstructured or semi-structured data.

Why the other options are incorrect:

B:This describes relational databases.

C:This describes the structured nature of SQL databases.

D:While binary formats may be used, schema-less refers to the logical, not physical, structure.

B. Automation of provisioning and management:

Cloud Tooling automates key tasks such asprovisioning, patching, scaling, and maintenance.

Reduces manual configuration errors and saves time.

Ensures consistency in setup and updates, minimizing downtime.

Greatly simplifies lifecycle management, making cloud deployments more efficient than on-premises.

Why the other options are incorrect:

A. More granular hardware control:Cloud tooling abstracts low-level hardware management.

C. No DBA intervention:While reduced, DBAs still handle application-specific configurations and performance tuning.

D. Using older database versions:Exadata Cloud Service supportsonly supported versions, not deprecated ones.

Managing Exadata Infrastructure:

OCI Console and APIs (B):The primary method for managing Exadata Infrastructure is through theOracle Cloud Infrastructure Consoleand associated APIs. This includes provisioning, scaling, patching, and monitoring the Exadata environment.

Oracle-Managed Infrastructure (E):Exadata Infrastructure management is fully handled by Oracle, which means customers do not have direct access to the underlying hardware. This managed approach ensureshigh availability and security.

Why the other options are incorrect:

A:Customers do not have root access to Exadata compute nodes to ensure security and system integrity.

C:Thedbcli utilityis designed for VM DB Systems, not Exadata Infrastructure management.

D:Exadata storage cells are managed by Oracle, and customers cannot directly modify storage configurations.