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Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. 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 MASTER and SLAVE are grouped as one instance for monitoring.
C) The SLAVE and MASTER instances are started with the same configured value for the option - - monitor_server_uuid.
D) The mysql.inventory table on SLAVE is cloned with the same content as MASTER, which has the same server UUID.
E) The mysql.instance table on SLAVE is cloned with the same content as MASTER, which has the same server UUID.

2. The MySQL Enterprise Monitor Agent requires a user configured in each MySQL instance that is being monitored with suitable privileges to collect information about the server.
Which statement is correct?

A) MySQL Enterprise Monitor creates the required users automatically.
B) Monitoring metrics need super and root privileges because they are not available for a less-privileged user.
C) The super privilege is required when creating and populating the inventory table, as well as running statements such as show master logs or SHOW ENGINE INNODB STATUS.
D) The super privilege is required when starting, stopping, or restarting monitored MySQL databases.

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

4. Which three are characteristics of the JSON data type?

A) Comparisons of JSON values are not case-sensitive.
B) Key or array references enable quick read-access to look up document elements directly.
C) It is based on the TEXT data type.
D) It supports indexing directly against the JSON-defined column.
E) A set of SQL functions substantially support the SQL utilization of the data type.
F) It validates the JSON syntax on insert or merge.

5. Assume that MySQL Enterprise Monitor is configured to monitor MySQL 8.0.10 or a later instance. Which three features are available?

A) monitoring the availability of the MySQL Instance
B) deploying MySQL agent on supported target operating system
C) creating e-mail alerts and SNMP traps for MySQL warnings
D) analyzing executed MySQL queries
E) starting and stopping the MySQL instance
F) tracing import and export with mysqldump

Solutions: