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

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

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

3. You are testing a new application and want to use data masking but the database is empty. What option will generate dummy data for you to use for testing?

A) Execute the sakila-data. sqi script to populate the database
B) Alter the table with the statement: ALTER TABLE IMPORT DATA WITH data_masking plugin;
C) Use mysqldump to import data from the sakila_dummy database sample data set.
D) Use MySQL Enterprise High Availability to access one of the available data tables

4. What are two ways in which customers can receive notifications such as outages, configuration changes, database emergencies, and other information on their Database as a Service instances?

A) Email
B) Application-to-application messaging
C) Direct support call from an Oracle representative
D) Browser pop-ups
E) SMS-notification tab on the dashboard

5. Which statement adds a column with the largest integer data type?

A) ALTER TABLE SCIENTIFIC ADD scientific_value DECIMAL(10,10);
B) ALTER TABLE SCIENTIFIC ADD scientific_value DECIMAL(15,10);
C) ALTER TABLE SCIENTIFIC ADD scientific_value INTEGER;
D) ALTER TABLE SCIENTIFIC ADD scientific_value BIGINT;

Solutions: