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Oracle MySQL 2021 Implementation Essentials Sample Questions:

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

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

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

3. MySQL Enterprise Masking and De-identification can hide or obfuscate sensitive data, by controlling how the data appears. Which three are MySQL Enterprise Masking and De-identification functions?

A) strict or relaxed masking
B) whitelisting and substitution
C) misspelling
D) random data substitution
E) dictionary substitution

4. Which two statements are true about the creation or use of a Virtual Cloud Network (VCN)?

A) You can connect directly to an instance over the internet, without a public IP address.
B) You must have an Internet gateway to connect to a public address on an Oracle Linux instance.
C) Your instance does not have a public IP address, so you cannot connect with a public subnet.
D) You can connect directly to the VCN without a define subnet.
E) You must have an IPSec VPN to connect to an Oracle Linux instance.

5. 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 (Advisors) and edit the default settings of the MySQL Process Discovery according to the existing users of your new MySQL instances.
C) Go to the configuration section (MEM) and configure the default login credentials.
D) Go to the configuration section (Users) and create a new user according to the existing users of your new MySQL instances.

Solutions: