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 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

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 database lifecycle management operation in BaseDB requires the creation of a new database home and is non-reversible after completion?

Options :

A : Upgrading the Oracle Grid Infrastructure.

B : Scaling the compute shape of the VM.

C : Upgrading the Oracle Database software version.

D : Applying an operating system patch.

E : Enabling Automatic Storage Management (ASM).

Answer: C

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