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Oracle MySQL 2021 Implementation Essentials Sample Questions:

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

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

2. Which three installation options are available for installing the MySQL Enterprise Monitor/Agent on Linux?

A) A CLI-based wizard MySQL Enterprise Monitor, Agent, and a MySQL Repository database
B) A MySQL Enterprise Monitor to remotely deploy the MySQL Monitor Agent
C) A GUI for installing MySQL Enterprise Monitor, Agent, and a MySQL Repository database
D) A script (with an option file) for installing MySQL Enterprise Monitor, Agent, and a MySQL Repository database
E) A browser-based wizard to remotely deploy the MySQL Monitor Agent

3. 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) Configure the MySQL Router first and based on those settings, you access your MySQL CS instance.
B) 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.
C) 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.
D) 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.

4. You have a MySQL Server instance (running with Port# 3306) monitored by the Service Manager in MySQL Enterprise Monitor. You cloned the MySQL Database instance and configured it to be a replicated MySQL instance as Slave using Port# 3316 on the same machine as the Master Server. The replication configuration is working correctly. The Master and Slave Servers are running.
You are trying to add the newly created MySQL Slave instance to the Monitor. The Service Manager in MySQL Enterprise Monitor notifies you that the new instance is successfully added; however, it is not added correctly at the newly added configuration points to the old Master monitored items. The Monitor shows only one monitored MySQL instance for Master and Slave.
Which two are possible reasons for this problem?

A) All the MySQL instances (Master and Slave) have the same server_uuid in <datadir>/auto.cnf.
B) The SLAVE and MASTER instances are started with the same configured value for the option - - monitor_server_uuid.
C) The mysql.instance table on SLAVE is cloned with the same content as MASTER, which has the same server UUID.
D) The MASTER and SLAVE are grouped as one instance for monitoring.
E) The mysql.inventory table on SLAVE is cloned with the same content as MASTER, which has the same server UUID.

5. An existing MySQL Database environment has been doing backup and restore in a logical way by using the mysq1dump and mysq1 client utilities. When the backup is started using mysqldump with single-transaction mode, the existing application has long wait time. When the restore is required, it takes more than three hours to restore.
What two are benefits of using mysqlbackup from MySQL Enterprise Backup in this situation?

A) MySQL Enterprise Backup provides tape backup integration by default. It has the virtual tape option, which allows backup to tape device directly without extra third-party software integration.
B) MySQL Enterprise Backup does not back up system data so that it is much faster.
C) mysqlbackup can back up tables with the InnoDB engine without blocking. The backup is hot with InnoDB. Together with Incremental Backup, mysqlbackup from MySQL Enterprise Backup shortens the backup windows.
D) mysqlbackup utilities dump the full database into a SQL file, which is imported into the mysql client in single-thread mode. mysqlbackup restores data from physical backups. Physical backup methods are faster than logical methods because they involve only file coping without conversion.
E) mysqlbackup from MySQL Enterprise Backup allows logical backup with concurrency built in to get faster backup speed and restoration speed.

Solutions: