최신 1Z0-921 무료덤프 - Oracle MySQL 2021 Implementation Essentials

A. Oracle Enterprise Manager

B. Oracle Enterprise Backup

C. Oracle Data Pump

D. Oracle Application Express

A. DROP population FROM city;

B. DELETE population FROM city;

C. ALTER TABLE city LESS population;

D. ALTER TABLE city DELETE population;

E. ALTER TABLE city DROP population;

A. dictionary substitution

B. misspelling

C. random data substitution

D. strict or relaxed masking

E. whitelisting and substitution

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. 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. A database management tool for MySQL.

B. A database engine for MySQL.

C. A cloud service provided by Oracle for MySQL databases.

D. An open-source container orchestration platform.

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. 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.