Online 1Z0-1093-25 Practice Test

Question 1

In a key-value NoSQL database, what is the primary mechanism for accessing data?

Options :

A : Using SQL queries to filter and retrieve data based on complex criteria.

B : Using a unique key to retrieve the associated value directly.

C : Traversing relationships between nodes to find related data.

D : Scanning all documents in the database to find matching data.

Answer: B

Question 2

Which two requirements must be met before you can create an Exadata Database Service VM Cluster?

Options :

A : A configured Oracle Cloud Infrastructure (OCI) Vault and Key.

B : A Virtual Cloud Network (VCN) with necessary subnets for client access and backups.

C : A valid support identifier (SI) associated with the OCI account.

D : A configured Exadata Cloud@Customer infrastructure.

E : An Exadata Infrastructure resource must be created first.

Answer: B,E

Question 3

When upgrading the Oracle Database software version on a BaseDB VM system, what is the primary responsibility of the database administrator (DBA) regarding the underlying operating system?

Options :

A :

The DBA is responsible for initiating and managing the operating system upgrade process through the Oracle Cloud Infrastructure console.

B :

The DBA must ensure the operating system is compatible with the target Oracle Database software version before initiating the database upgrade.

C :

The DBA has no direct responsibility for the operating system as it is fully managed by Oracle Cloud Infrastructure.

D :

The DBA should manually update the operating system packages after the database upgrade is successfully completed.

Answer: B

Question 4

What role does the Exadata Storage Server Software play within the Exadata Database Service architecture?

Options :

A : It manages the virtual machines hosting the database instances.

B : It provides the operating system and management software for the database servers.

C : It provides intelligent storage capabilities, including data filtering, compression, and encryption.

D : It acts as a load balancer distributing connections across the database instances.

Answer: C

Question 5

Which of the following is the recommended approach for migrating a large, mission-critical database from an on-premises Exadata system to Exadata Database Service with minimal downtime?

Options :

A : Traditional export/import using Data Pump over a public network.

B : Creating a physical standby database using Data Guard and switching over to the standby in OCI.

C : Performing a full backup and restore to a new Exadata Database Service instance.

D : Using SQL Developer to copy the data over a VPN connection.

Answer: B

EXPERTY DESIGNED 1Z0-1093-25 PRACTICE TEST