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Oracle 1Z0-921 Exam Syllabus Topics:

Oracle MySQL 2021 Implementation Essentials Sample Questions:

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

2. Which MySQL command is used to grant specific privileges to a user on a database?
Response:

A) GRANT
B) GRANT PERMISSIONS
C) GIVE ACCESS
D) SET PRIVILEGES

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

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

4. Which statement is used to create a new MySQL database?
Response:

A) NEW DATABASE
B) CREATE TABLE
C) CREATE DATABASE
D) CREATE SCHEMA

5. The replication for a Master and Slave MySQL Servers is up and running. The disk space for Master Server is continuously growing. The binlog size keeps growing. Which two methods can fix the issue?

A) On the Master server, disable binlog by removing the --log-bin option.
B) Delete all binlog files manually on the file system to release storage spaces.
C) Set the expire_logs_days system variable to expire binary log files automatically after a given number of days.
D) To safely purge binary log files, perform these steps:
E) Execute the purge binary logs statement without argument.

Solutions: