1Z1-921 無料問題集「Oracle MySQL 2021 Implementation Essentials」

（A）Your instance does not have a public IP address, so you cannot connect with a public subnet.

（B）You can connect directly to an instance over the internet, without a public IP address.

（C）You can connect directly to the VCN without a define subnet.

（D）You must have an IPSec VPN to connect to an Oracle Linux instance.

（E）You must have an Internet gateway to connect to a public address on an Oracle Linux instance.

（A）A CLI-based wizard MySQL Enterprise Monitor, Agent, and a MySQL Repository database

（B）A GUI for installing MySQL Enterprise Monitor, Agent, and a MySQL Repository database

（C）A MySQL Enterprise Monitor to remotely deploy the MySQL Monitor Agent

（D）A browser-based wizard to remotely deploy the MySQL Monitor Agent

（E）A script (with an option file) for installing MySQL Enterprise Monitor, Agent, and a MySQL Repository database

（A）automatic storage of data in a sorted order

（B）maintaining a history of row insertions or updates

（C）to make it easier to change the PRIMARY KEY value

（D）exporting data faster with mysqldump

（E）preventing duplicate keys

（F）increasing performance when using select statements

（A）Data Modeling Import Export Wizard

（B）Backup Data Export and Import Wizard

（C）Binary Data Export and Import Wizard

（D）SQL Data Export and Import Wizard

（E）Table Data Export and Import Wizard

（F）Result Data Export and Import

（A）ALTER TABLE SCIENTIFIC ADD scientific_value DECIMAL(15,10);

（B）ALTER TABLE SCIENTIFIC ADD scientific_value DECIMAL(10,10);

（C）ALTER TABLE SCIENTIFIC ADD scientific_value BIGINT;

（D）ALTER TABLE SCIENTIFIC ADD scientific_value INTEGER;

（A）The use of global transaction identifiers is required.

（B）The minimum number of required nodes for achieving a consensus is two.

（C）GR only works with MySQL versions 8.0.12 or higher.

（D）Primary keys are required on every replicated table.

（E）Data to be replicated must be stored in the InnoDB transactional storage engine.

（F）The binary log format must be set to mixed.

（A）Both the tables, t1 and t2, are not created because there is an explicit ROLLBACK.

（B）Only the t2 table is created.

（C）Only the t1 table is created.

（D）Both the tables, t1 and t2, are created.

（A）Open the MySQL OCI instance access port 3306. For the MySQL connection, you use this port, and, in addition, you configure the remote management based on SSH based on the provided key.

（B）Convert the private key to ppk format first. Based on TCP/IP over SSH and based on the created private key, opc-user, and MySQL access credentials, you can access the MySQL CS instance.

（C）Configure the MySQL Router first and based on those settings, you access your MySQL CS instance.

（D）Configure TCP/IP over SSH and based on the created private key, opc-User, and MySQL access credentials, you can access the MySQL OCI instance.