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Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. By using the asynchronous MySQL Replication architecture, data can be replicated to slaves. Identify three use cases of MySQL Replication.

A) MySQL Replication Connector/J (ReplicationDriver) is provided to allow read capability on slave and write capability on master.
B) It provides multi-master access where the application can write and read data across the database servers.
C) It allows backup to be done on the slave without impacting the master.
D) MySQL Enterprise Backup will back up from Slave automatically.
E) You can create a slave server for reporting applications, which get only read access to the slave servers. It off-loads the master server. Additional servers allow different database server configuration.

2. What is true about MySQL Enterprise Transparent Data Encryption (TDE)?

A) Enables data-at-rest encryption by encrypting the physical files of the database.
B) Tablespace keys are managed manually behind the scenes.
C) Data is encrypted automatically, in real time, after it is written to storage.
D) Encryption key is stored in a centralized key memory location

3. You set up a compressed full backup file from mysqlbackup by using the --compress option for MySQL Database backup. You are required to restore the database and apply the log.
Which two options should you add to the mysqlbackup to achieve the restoration of the database?

A) --apply-log-and-copy-back
B) --copy-back-and-apply-log
C) --uncompress
D) --uncompress-and-apply-log
E) --decompress

4. 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) There are no maintenance operations planned. You need to do them manually.
C) You can expect an outage of your MySQL OCI instance during the planned time..
D) Depending on the planned outage, you may not be affected by it. You need to read the maintenance details in the support notice.

5. What are the two main components required to set up persistent storage for MySQL on Kubernetes?
Response:

A) Pod and ReplicaSet
B) PVC (Persistent Volume Claim) and PV (Persistent Volume)
C) PVC (Persistent Volume Claim) and ConfigMap
D) Secret and Deployment

Solutions: