PASS GUARANTEED 2025 EFFICIENT ORACLE 1Z0-921: MYSQL 2021 IMPLEMENTATION ESSENTIALS INTEREACTIVE TESTING ENGINE

Pass Guaranteed 2025 Efficient Oracle 1Z0-921: MySQL 2021 Implementation Essentials Intereactive Testing Engine

Pass Guaranteed 2025 Efficient Oracle 1Z0-921: MySQL 2021 Implementation Essentials Intereactive Testing Engine

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Tags: 1Z0-921 Intereactive Testing Engine, 1Z0-921 Valid Exam Syllabus, 1Z0-921 Actual Exam, 1Z0-921 Exam Cost, Reliable 1Z0-921 Exam Testking

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1Z0-921 Valid Exam Syllabus & 1Z0-921 Actual Exam

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Oracle 1Z0-921 (MySQL 2021 Implementation Essentials) certification exam is designed to test and validate your skills and knowledge in MySQL database management. 1Z0-921 exam is ideal for professionals who wish to demonstrate their expertise in installing, configuring, and administering MySQL databases.

Preparing for the Oracle 1Z0-921 exam requires a thorough understanding of MySQL concepts and hands-on experience in implementing and managing MySQL databases. Individuals can prepare for the exam by taking training courses, reading documentation, and practicing with sample questions and exercises. Becoming certified in MySQL implementation can provide individuals with a competitive advantage in the job market and help them advance their careers in the field.

Oracle MySQL 2021 Implementation Essentials Sample Questions (Q32-Q37):

NEW QUESTION # 32
How does MySQL HeatWave improve query performance?
Response:

  • A. By replicating data across multiple servers.
  • B. By offloading analytics queries to an in-memory, highly parallel processing engine.
  • C. By automatically creating indexes on frequently used columns.
  • D. By caching the entire database in memory.

Answer: B


NEW QUESTION # 33
MySQL is installed on a Linux server with the configuration:
Which two methods can change the default options to use the authentication plug-in that implements SHA-256 hashing for user account passwords?

  • A. Create user by using CREATE USER 'newuser'@'localhost' IDENTIFIED WITH 'Sh@256Pa33';
  • B. Add --default_authentication_plugin=sha256_password on the command line when you invoke the server.
  • C. Add default_authentication_plugin=sha256_password under [mysqld] in the configuration file.
  • D. Create user by using CREATE USER 'newuser' @'localhost' SET PASSWORD AS 'Sh@256Pa33';

Answer: A,B


NEW QUESTION # 34
By using the asynchronous MySQL Replication architecture, data can be replicated to slaves. Identify three use cases of MySQL Replication.

  • A. MySQL Enterprise Backup will back up from Slave automatically.
  • B. It allows backup to be done on the slave without impacting the 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 Replication Connector/J (ReplicationDriver) is provided to allow read capability on slave and write capability on master.

Answer: A,B,C


NEW QUESTION # 35
Which features of MySQL Enterprise Edition should you use to proactively monitor and track data changes in your databases?

  • A. MySQL Workbench and MySQL Enterprise Firewall
  • B. MySQL Enterprise Monitor and MySQL Audit
  • C. MySQL Audit and MySQL Workbench
  • D. SQL Enterprise Monitor and MySQL Enterprise Authentication

Answer: D


NEW QUESTION # 36
Which best describes database horizontal scale-out architecture deployment in MySQL in a read-heavy environment?

  • A. Allocating more CPU to the database instance to improve throughput performance.
  • B. Increasing the memory capacity so that there is a larger pooling buffer to increase the database read performance.
  • C. Adding more MySQL servers and sharing the same dacadir on a shared storage component like NFS.
  • D. Deploy MySQL read-only slaves utilizing replication so that the slaves can be used for reads.
  • E. Increasing the storage capacity so that the database can store more data to scale.

Answer: E


NEW QUESTION # 37
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