Online 1Z0-1093-25 Practice Test

Question 1

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

Question 2

Which two tools can you use to create a HeatWave MySQL Database Service System?

Options :

A : OCI Console

B : OCI Command Line Interface

C : OCI Bastion Server

D : MySQL Shell on OCI Compute

E : OCI SQL Developer

Answer: A,B

Question 3

Which of the following is a TRUE statement regarding the storage options typically available when launching an Oracle Cloud Infrastructure (OCI) Base Database Service (BaseDB) virtual machine (VM)?

Options :

A : Block Volumes provide the primary storage and are directly attached to the VM.

B : Object Storage is the default storage option for database datafiles.

C : Local NVMe storage is always the default for BaseDB.

D : File Storage is mandatory for database backups.

Answer: A

Question 4

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 5

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

EXPERTY DESIGNED 1Z0-1093-25 PRACTICE TEST