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Oracle MySQL 2021 Implementation Essentials Sample Questions:
1. Which is a correct example of creating an Enterprise Encryption function?
A) SET @function = CREATE_ASYMMETRIC_PRIV_KEY(@algo, @key_len);
B) CREATE FUNCTION asymmetric_decrypt RETURNS STRING SONAME ,openss1_udf.so,;
C) VALIDATE FUNCTION create_asymmetric_priv_key WITH ,openssl_udf.so';
D) INSERT INTO t1 (key_co1) FUNCTION(CREATE_ASYMMETRIC_PRIV_KEY(,RSA,, 1024));
2. Which two statements are true about MySQL Enterprise Authentication?
A) MySQL Enterprise Authentication supports Linux Pluggable Authentication Modules (PAM).
B) MySQL Enterprise Edition automatically connects to Oracle Password Vault to verify user passwords..
C) MySQL Enterprise Authentication supports Windows Active Directory.
D) MySQL Enterprise Authentication determines what operation the user can perform.
E) MySQL Enterprise Authentication makes it more difficult to set up security because you have different sets of security policies.
3. You get a maintenance-notification about your MySQL Enterprise Edition in Oracle Cloud Infrastructure (OCI) Compute instance. What is re the implication?
A) You need to agree to the maintenance windows. If not, you are not affected by the outage.
B) You can expect an outage of your MySQL OCI instance during the planned time..
C) Depending on the planned outage, you may not be affected by it. You need to read the maintenance details in the support notice.
D) There are no maintenance operations planned. You need to do them manually.
4. An existing MySQL Database environment has been doing backup and restore in a logical way by using the mysq1dump and mysq1 client utilities. When the backup is started using mysqldump with single-transaction mode, the existing application has long wait time. When the restore is required, it takes more than three hours to restore.
What two are benefits of using mysqlbackup from MySQL Enterprise Backup in this situation?
A) MySQL Enterprise Backup provides tape backup integration by default. It has the virtual tape option, which allows backup to tape device directly without extra third-party software integration.
B) mysqlbackup can back up tables with the InnoDB engine without blocking. The backup is hot with InnoDB. Together with Incremental Backup, mysqlbackup from MySQL Enterprise Backup shortens the backup windows.
C) mysqlbackup utilities dump the full database into a SQL file, which is imported into the mysql client in single-thread mode. mysqlbackup restores data from physical backups. Physical backup methods are faster than logical methods because they involve only file coping without conversion.
D) MySQL Enterprise Backup does not back up system data so that it is much faster.
E) mysqlbackup from MySQL Enterprise Backup allows logical backup with concurrency built in to get faster backup speed and restoration speed.
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 (Users) and create a new user 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 (Advisors) and edit the default settings of the MySQL Process Discovery according to the existing users of your new MySQL instances.
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: A,C | Question # 3 Answer: B | Question # 4 Answer: C,E | Question # 5 Answer: D |

