1Z0-921 SIMULATED TEST - REAL 1Z0-921 TESTING ENVIRONMENT

1Z0-921 Simulated Test - Real 1Z0-921 Testing Environment

1Z0-921 Simulated Test - Real 1Z0-921 Testing Environment

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Tags: 1Z0-921 Simulated Test, Real 1Z0-921 Testing Environment, 1Z0-921 Practical Information, 1Z0-921 Real Exam Answers, 1Z0-921 Free Brain Dumps

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Oracle 1Z0-921, also known as the MySQL 2021 Implementation Essentials Certification Exam, is an exam designed to test the skills and knowledge of professionals working with MySQL databases. 1Z0-921 exam is designed for professionals who have experience in installing, configuring, and maintaining MySQL databases, as well as developing and troubleshooting MySQL applications.

Oracle 1Z0-921 Exam consists of 70 multiple-choice and multiple-answer questions that must be completed within 105 minutes. 1Z0-921 exam covers a wide range of topics, including database architecture, installation and configuration, security, performance tuning, backup and recovery, and high availability. Candidates who pass the exam will earn the Oracle Certified Specialist MySQL 2021 Implementation Essentials certification, which demonstrates their proficiency in MySQL database administration.

Oracle 1Z0-921 (MySQL 2021 Implementation Essentials) Certification Exam is intended for database administrators, developers, and IT professionals who are responsible for managing MySQL databases. MySQL 2021 Implementation Essentials certification is ideal for professionals who have experience working with MySQL and want to enhance their skills and knowledge. 1Z0-921 exam is also suitable for individuals who are looking to switch to a career in database administration or want to validate their existing skills in this field.

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Oracle MySQL 2021 Implementation Essentials Sample Questions (Q42-Q47):

NEW QUESTION # 42
After installing MySQL 8.0, you initialize the data directory with the --initialize command. Which two are places where you can find the root password?

  • A. The root_pw variable stored in the mysq1.install table.
  • B. As root, execute the show password command by using the SHA-256 password encryption plug-in.
  • C. The root password inserted in the error log set by the --log-error=[file_name] variable
  • D. The root password displayed on the screen via a [warning] message.
  • E. The root password is not given and is blank. You must manually set the root password.

Answer: A,B


NEW QUESTION # 43
Which two methods help prevent MySQL security risks?

  • A. Use a firewall to control access to MySQL ports.
  • B. Allow unauthorized clients to connect to the server.
  • C. Use the secure installation script "mysql_alays_secure_installation".
  • D. Grant only permissions that a user requires.
  • E. Transmit plain (unencrypted) data over networks.
  • F. Ensure that MySQL accounts have short and easy passwords.

Answer: B,E


NEW QUESTION # 44
Which two statements are correct about MySQL Enterprise Edition?

  • A. MySQL Enterprise Product Suite can be installed on an Oracle Cloud Infrastructure Virtual Cloud Network.
  • B. Oracle MySQL Enterprise tools & plugins are available as optional services (installation Feature Pack I/II).
  • C. MySQL configuration can be changed in /etc/lib/myi.cnf.
  • D. Oracle offers 24x7, global support for MySQL Enterprise Edition products installed on Oracle Cloud Infrastructure Compute Instances.
  • E. MySQL Enterprise Edition can be installed on an Oracle Cloud Infrastructure Compute Instance.

Answer: B,C


NEW QUESTION # 45
Which statement will display the status of the partitioning plug-in?

  • A. SHOW STATUS PLUGINS WHERE Name= 'PARTITIONING';
  • B. SHOW PLUGINS WHERE Name= 'partition';
  • C. USE SYS SCHEMA; SHOW PLUGINS STATUS;
  • D. SELECT PLUGIN_NAME, PLUGIN_VERSION, PLUGIN_STATUS FROM INFOMRATION_SCHEMA.PLUGINS WHERE PLUGIN_NAME= 'partition';

Answer: D


NEW QUESTION # 46
Which best describes database horizontal scale-out architecture deployment in MySQL in a read-heavy environment?

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

Answer: C


NEW QUESTION # 47
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