Oracle Updated 1z0-915-1 Exam Questions and Answers by raheem

Before enabling a MySQL HeatWave cluster,you must create a DB system with a HeatWave shape(Answer D). The HeatWave shape includes the necessary resources and configuration to support the HeatWave in-memory query accelerator.

Steps:

Create a MySQL DB system in OCI Console.

Choose a HeatWave shape during the DB system creation process.

Once the DB system is created, you can enable and configure the HeatWave cluster.

References:

MySQL HeatWave Documentation

To connect to a MySQL DB system using MySQL Shell, you can use several command-line formats. Here, we will analyze the provided options:

A.mysqlsh -h 10.0.1.221 -u admin -p MySQL8.0

Incorrect format. The password should not be directly placed after the-pflag without a space or equals sign.

B.mysqlsh mysql://MySQL8.0:admin@10.0.1.221

Incorrect format. The username should come before the password in the URL.

C.mysqlsh mysql://admin:MySQL8.0@10.0.1.221

Correct format. This is a valid way to connect using a URL-like format whereadminis the username,MySQL8.0is the password, and10.0.1.221is the host.

D.mysqlsh -h10.0.1.221 -uadmin -pMySQL8.0

Correct format. This is a valid way to connect using flags, with no spaces between the flags and their values.

E.mysqlsh -host 10.0.1.221 -user admin -password MySQL8.0

Incorrect format. MySQL Shell uses-h,-u, and-pfor specifying host, username, and password respectively.

The purpose of theocimds: trueoption in theutil.dumpInstancecommand is to:

D.It stores the exported files in OCI Object Storage: This option ensures that the exported database files are stored directly in Oracle Cloud Infrastructure Object Storage.

Before deleting a DB system in Oracle Cloud Infrastructure (OCI), you mustdisable delete protection if it is enabled(Answer C). Delete protection is a feature that prevents accidental deletion of DB systems. If enabled, it must be turned off before the DB system can be deleted.

Steps:

Navigate to the DB system in the OCI Console.

Check if delete protection is enabled.

If enabled, disable it by updating the DB system settings.

Proceed with deleting the DB system.

References:

OCI Console Documentation on DB System Management

MySQL Database Service Documentation