Free Oracle 1z0-1093-25 Exam Dumps Questions & Answers

In comparing NoSQL databases with relational databases, what constitutes a fundamental difference in their approach to data relationships?

• A.  Relational databases primarily rely on foreign keys to define relationships, while NoSQL databases often embed related data within a single document or use application-level links.
• B.  NoSQL databases exclusively use foreign keys to establish relationships, similar to relational database models.
• C.  NoSQL databases universally lack the ability to represent relationships between data elements.
• D.  Relational databases offer no mechanism for defining relationships between different data sets.

Which two actions can be performed using the Automatic Database Diagnostic Monitor (ADDM) within Database Management to diagnose cloud database performance?

• A.  Automatically apply all ADDM recommendations to the database.
• B.  Generate recommendations for SQL plan baselines.
• C.  Automatically create indexes to improve query performance.
• D.  Identify root causes of performance bottlenecks, such as excessive I/O or CPU contention.

You are tasked with checking the status of the Exadata Database Service (ExaDB) components using the dcli utility. You need to gather information about the health and status of the database servers and storage cells across the ExaDB infrastructure. Which dcli command, combined with appropriate commands run across the nodes, will provide the most comprehensive overview?

• A.  dcli -g cell_group "list cell attributes name, status" combined with dcli -g dbnodes "srvctl status database -d dbname"
• B.  dcli -g dbnodes "list dbnodes"
• C.  dcli -g all "list status"
• D.  dcli -g cell_group "list cell attributes name, status, metriccurrent"

Within the context of Oracle Cloud Infrastructure (OCI) Base Database Service (BaseDB) virtual machine (VM) provisioning, which action is typically the RESPONSIBILITY of the customer?

• A.  Maintaining the OCI hypervisor software.
• B.  Automatically applying critical security patches to the operating system.
• C.  Ensuring the underlying hardware infrastructure remains fault-tolerant.
• D.  Managing the Oracle Grid Infrastructure software stack.

Which two requirements must be met first to create an Exadata Database Service Instance?

• A.  There are no prerequisites for creating an Exadata Database Service instance.
• B.  You need to define the VCN, Private Client subnet, and Service Backup subnet.
• C.  You only need a VCN and Universal Cloud Credits.
• D.  You need to create an Exadata Infrastructure and VM Cluster resource.
• E.  You need to define the VCN, Private Client subnet, and Private Backup subnet.