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Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. Which three options are valid reasons for using a primary key in a table?

A) preventing duplicate keys
B) exporting data faster with mysqldump
C) maintaining a history of row insertions or updates
D) to make it easier to change the PRIMARY KEY value
E) increasing performance when using select statements
F) automatic storage of data in a sorted order

2. 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) random data substitution
C) misspelling
D) whitelisting and substitution
E) dictionary substitution

3. Which MySQL Enterprise Edition plug-in replaces real values with substitutes?

A) MySQL Enterprise Data Masking and De-identification
B) MySQL Enterprise Scalability
C) MySQL Enterprise Transparent Data Encryption (TDE)
D) MySQL Enterprise Audit
E) MySQL Enterprise No-Login Authentication

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

A) Only root is allowed to access from non-localhost.
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) You forgot to enable port 3306.
E) The opc user can be used to access MySQL only with the created SSH-Key.

5. The user -os-user'@"localhost" was created to monitor connections and shut down the server, and was granted these privileges:
GRANT PROCESS, SHUTDOWN ON *.* TO "OS-user*@"localhost';
Which three are commands that the os-user can execute?

A) SHOW PROCESSLIST;
B) KILL PROCESS;
C) SHOW BINLOG EVENTS;
D) GRANT PROXY
E) SHUTDOWN
F) SHOW STATUS;

Solutions: