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1Z0-921 Exam Course | 1Z0-921 Exam Fee

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Oracle 1Z0-921 (MySQL 2021 Implementation Essentials) Exam is a highly recognized certification program in the IT industry. It is designed to help professionals who want to advance their careers in database administration and management. MySQL 2021 Implementation Essentials certification provides a valuable credential that demonstrates the individual's expertise in MySQL database implementation. Candidates who successfully pass the exam receive a certification that can be used to distinguish themselves from their peers and showcase their skills to potential employers. MySQL 2021 Implementation Essentials certification also provides a competitive advantage in the job market, as it is recognized by leading organizations worldwide.

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Oracle 1Z0-921 Exam is a great way for IT professionals to validate their skills and knowledge in MySQL database implementation. MySQL 2021 Implementation Essentials certification helps candidates stand out from the competition and provides a strong foundation for career growth in the IT industry. Additionally, the certification is recognized by top companies and organizations worldwide, making it a valuable asset for career advancement.

Oracle 1Z0-921 (MySQL 2021 Implementation Essentials) Certification Exam is designed for individuals who want to demonstrate their knowledge and skills in implementing and managing MySQL databases. MySQL 2021 Implementation Essentials certification exam is intended for database administrators, developers, and IT professionals who have experience working with MySQL databases and want to prove their expertise in this area.

Oracle MySQL 2021 Implementation Essentials Sample Questions (Q49-Q54):

NEW QUESTION # 49
The user 'fwuser'@'localhost% was registered with the MySQL Enterprise Firewall and was granted privileges for the SAKILA database. You executed the commands:

You want to clear the account whitelist for the * fwuser" @* localhost* user. Which statement should you run to accomplish this?

Answer: C

NEW QUESTION # 50
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 # 51
Which statement is used to create a new MySQL database?
Response:

A. CREATE SCHEMA
B. NEW DATABASE
C. CREATE DATABASE
D. CREATE TABLE

Answer: C

NEW QUESTION # 52
Which two deployment architectures could you use for scaling-out database reads?

A. Adding a memcached-tier for caching data and objects in RAM to reduce the number of times an external data source must be read.
B. Implementing a three-node, single-primary InnoDB Cluster.
C. Altering the storage engine for all tables to memory to increase performance.
D. Edit the configuration file and increase the value for parallel_read_workers and reboot the server
E. Changing the system setting with memory stickiness to true in order not to swap out mysq1dfrom memory.

Answer: B,C

NEW QUESTION # 53
What are Security Lists in Oracle Cloud Infrastructure?

A. They contain rules established by HIPAA for securing end-user data.
B. They are essentially firewall rules that help control traffic between OCI instances.
C. They are user-role designations that assign rights to certain internal users and external users.
D. Security lists are data encryption levels that control who can see the data.
E. They allow administrators access to applications in the cloud and external servers.

Answer: B

NEW QUESTION # 54
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