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Oracle 1Z0-921 Exam Syllabus Topics:

Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. An Oracle Cloud Infrastructure customer already has many database instances configured and running in the cloud; however, they are reporting that they are unable to create any more instances.
What could be the problem?

A) The customer account might have reached resource quota/limits.
B) The customer reached the database instance limit of 32.
C) The customer has not kept up with their patching requirements; new instances cannot be created unless the majority or the template of existing instances are up-to-date.
D) The customer does not have proper user rights.

2. Which features of MySQL Enterprise Edition should you use to proactively monitor and track data changes in your databases?

A) MySQL Workbench and MySQL Enterprise Firewall
B) SQL Enterprise Monitor and MySQL Enterprise Authentication
C) MySQL Audit and MySQL Workbench
D) MySQL Enterprise Monitor and MySQL Audit

3. Which statement is used to create a new MySQL database?
Response:

A) NEW DATABASE
B) CREATE SCHEMA
C) CREATE DATABASE
D) CREATE TABLE

4. When should you perform a backup in a MySQL database?
Response:

A) Only when the database size exceeds a certain limit.
B) Only during scheduled maintenance windows.
C) After critical data updates or before making significant changes to the database.
D) After every successful query execution.

5. You establish MySQL Enterprise Server on Oracle Cloud Infrastructure connection via Secure Shell (SSH).
When accessing a new MySQL Enterprise Edition Oracle Cloud Infrastructure (OCI) instance, you want to use MySQL Enterprise Workbench for SQL and remote management.
What are two ways to successfully configure Workbench based on the MySQL access credentials?

A) Convert the private key to ppk format first. Based on TCP/IP over SSH and based on the created private key, opc-user, and MySQL access credentials, you can access the MySQL CS instance.
B) Open the MySQL OCI instance access port 3306. For the MySQL connection, you use this port, and, in addition, you configure the remote management based on SSH based on the provided key.
C) Configure the MySQL Router first and based on those settings, you access your MySQL CS instance.
D) Configure TCP/IP over SSH and based on the created private key, opc-User, and MySQL access credentials, you can access the MySQL OCI instance.

Solutions: