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Oracle MySQL 2021 Implementation Essentials Sample Questions:

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

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

2. Which three are recommended configurations for installing and running MySQL InnoDB Cluster?

A) The number of machines per group must be 3, 5, 7 or 9.
B) smaller VM,s work best - with a maximum of eight vCPU,s and 16GB of RAM
C) use SSD,s for data and replication logs
D) Groups must be in even numbers; 2, 4, 6, 8.
E) Networks must be in separate regions.
F) Use Network-attached storage (NAS) for the data files.
G) isolated machine resources

3. You want to change the default behavior of MySQL Enterprise Monitor (MEM). New instances detected by a MEM agent should automatically monitor discovered instances.
How can you change the Advisor Setting?

A) Go to the configuration section (Advisors) and create a new advisor rule for new MySQL instances based on the MySQL Advisor Wizard.
B) Go to the configuration section (MEM) and configure the default login credentials.
C) Go to the configuration section (Users) and create a new user according to the existing users of your new MySQL instances.
D) Go to the configuration section (Advisors) and edit the default settings of the MySQL Process Discovery according to the existing users of your new MySQL instances.

4. What are Security Lists in Oracle Cloud Infrastructure?

A) They contain rules established by HIPAA for securing end-user data.
B) They are user-role designations that assign rights to certain internal users and external users.
C) Security lists are data encryption levels that control who can see the data.
D) They allow administrators access to applications in the cloud and external servers.
E) They are essentially firewall rules that help control traffic between OCI instances.

5. Which query will find rows in a table that have no counterpart in another table?

A) SELECT *FROM table1 INNER JOIN table2 ON table1.id=table2.id WHERE table1.id=! table2.id;
B) SELECT left_tbl.*FROM left_tbl LEFT JOIN right_tbl ON left_tbl.id=right_tbl.idWHERE right_tbl.id IS NULL;
C) SELECT t1.name, t2.name2FROM employee t1 INNER JOIN info t2 WHERE t1.name=t2.name;
D) SELECT t1.name, t2.name2FROM employee AS t1 INNER JOIN info AS t2 ON t1.name= t2.name2;

Solutions: