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Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. The MySQL Enterprise Monitor Agent requires a user configured in each MySQL instance that is being monitored with suitable privileges to collect information about the server.
Which statement is correct?

A) MySQL Enterprise Monitor creates the required users automatically.
B) The super privilege is required when starting, stopping, or restarting monitored MySQL databases.
C) Monitoring metrics need super and root privileges because they are not available for a less-privileged user.
D) The super privilege is required when creating and populating the inventory table, as well as running statements such as show master logs or SHOW ENGINE INNODB STATUS.

2. You get a maintenance-notification about your MySQL Enterprise Edition in Oracle Cloud Infrastructure (OCI) Compute instance. What is re the implication?

A) You can expect an outage of your MySQL OCI instance during the planned time..
B) You need to agree to the maintenance windows. If not, you are not affected by the outage.
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.

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

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

4. Which three are requirements for MySQL Group Replication (GR)?

A) Data to be replicated must be stored in the InnoDB transactional storage engine.
B) The binary log format must be set to mixed.
C) GR only works with MySQL versions 8.0.12 or higher.
D) The use of global transaction identifiers is required.
E) Primary keys are required on every replicated table.
F) The minimum number of required nodes for achieving a consensus is two.

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

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

Solutions: