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Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. Your newly-created Oracle Cloud Infrastructure instance is not available for login in. Which is a valid reason for this issue?

A) The opc user can be used to access MySQL only with the created SSH-Key.
B) The OCI instance is still in the "creation" process.
C) You forgot to create the correct SSL/TLC certificate during the setup process.
D) Only root is allowed to access from non-localhost.
E) You forgot to enable port 3306.

2. Which two deployment architectures could you use for scaling-out database reads?

A) Edit the configuration file and increase the value for parallel_read_workers and reboot the server
B) Implementing a three-node, single-primary InnoDB Cluster.
C) Changing the system setting with memory stickiness to true in order not to swap out mysq1dfrom memory.
D) Adding a memcached-tier for caching data and objects in RAM to reduce the number of times an external data source must be read.
E) Altering the storage engine for all tables to memory to increase performance.

3. Which two statements about the download of MySQL Enterprise Backup are correct?

A) MySQL Enterprise Backup comes with all MySQL editions including community edition.
B) MySQL Enterprise Backup comes with MySQL Connector and is freely available for download.
C) MySQL Enterprise Backup comes with MySQL Utilities Package, which is available for download publicly on http://www.mysql.com.
D) MySQL Enterprise Backup can be downloaded from My Oracle Support (MOS).
E) MySQL Enterprise Backup is a separate package from MySQL Enterprise Edition. It can be downloaded from https://edelivery.oracle.com.

4. You execute this statement:
SELECT NULL=NULL;
What is the result?

A) NULL
B) 0
C) 1
D) TRUE
E) FALSE

5. Which three are levels in which MySQL Enterprise Monitor provides access control?

A) Application administration: the rights to view or change the MySQL Enterprise Monitor configuration
B) Asset visibility: the rights to access data collected from hosts or MySQL instances
C) MySQL Enterprise Operations: the right to deploy the necessary MySQL Enterprise Agent
D) Specific data access: the rights to view specific types of potentially sensitive data
E) MySQL Enterprise Operations: the right to start/stop/restart/update MySQL Enterprise Monitor Services

Solutions: