최신 1Z1-921 무료덤프 - Oracle MySQL 2021 Implementation Essentials

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.

A. They are essentially firewall rules that help control traffic between OCI instances.

B. They are user-role designations that assign rights to certain internal users and external users.

C. They allow administrators access to applications in the cloud and external servers.

D. They contain rules established by HIPAA for securing end-user data.

E. Security lists are data encryption levels that control who can see the data.

A. It allows backup to be done on the slave without impacting the master.

B. MySQL Replication Connector/J (ReplicationDriver) is provided to allow read capability on slave and write capability on master.

C. 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.

D. It provides multi-master access where the application can write and read data across the database servers.

E. MySQL Enterprise Backup will back up from Slave automatically.

A. Create user by using CREATE USER 'newuser' @'localhost' SET PASSWORD AS 'Sh@256Pa33';

B. Add default_authentication_plugin=sha256_password under [mysqld] in the configuration file.

C. Create user by using CREATE USER 'newuser'@'localhost' IDENTIFIED WITH 'Sh@256Pa33';

D. Add --default_authentication_plugin=sha256_password on the command line when you invoke the server.

A. Custom Image

B. Object Storage

C. existing VCN

D. subnet configured on a Virtual Cloud Network (VCN)

E. ssh key pair

F. bare metal Oracle Linux shape

A. You forgot to create the correct SSL/TLC certificate during the setup process.

B. Only root is allowed to access from non-localhost.

C. You forgot to enable port 3306.

D. The OCI instance is still in the "creation" process.

E. The opc user can be used to access MySQL only with the created SSH-Key.

A. Execute the purge binary logs statement without argument.

B. On the Master server, disable binlog by removing the --log-bin option.

C. To safely purge binary log files, perform these steps:

D. Delete all binlog files manually on the file system to release storage spaces.

E. Set the expire_logs_days system variable to expire binary log files automatically after a given number of days.

A. maintaining a history of row insertions or updates

B. preventing duplicate keys

C. to make it easier to change the PRIMARY KEY value

D. exporting data faster with mysqldump

E. automatic storage of data in a sorted order

F. increasing performance when using select statements