ORACLE 1Z0-921 LABS & 1Z0-921 RELIABLE TEST SYLLABUS

Oracle 1Z0-921 Labs & 1Z0-921 Reliable Test Syllabus

Oracle 1Z0-921 Labs & 1Z0-921 Reliable Test Syllabus

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Tags: 1Z0-921 Labs, 1Z0-921 Reliable Test Syllabus, New 1Z0-921 Exam Prep, Visual 1Z0-921 Cert Exam, New 1Z0-921 Test Guide

Both practice tests simulate the Oracle 1Z0-921 real exam environment and produce results of your attempts on the spot. In this way, you will be able to not only evaluate your progress but also overcome mistakes before the 1Z0-921 actual examination. Windows computers support the MySQL 2021 Implementation Essentials 1Z0-921 desktop practice exam software. The MySQL 2021 Implementation Essentials 1Z0-921 web-based practice test needs an active internet connection.

Oracle 1Z0-921 (MySQL 2021 Implementation Essentials) certification exam is an essential certification for professionals who work with the MySQL database management system. MySQL 2021 Implementation Essentials certification validates their knowledge and skills in working with MySQL and demonstrates their commitment to professional development. Candidates who Pass 1Z0-921 Exam will be awarded the Oracle Certified Specialist (OCS) certification in MySQL 2021 Implementation Essentials.

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1Z0-921 Labs - Free PDF Quiz 2025 Oracle First-grade 1Z0-921 Reliable Test Syllabus

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Oracle MySQL 2021 Implementation Essentials Sample Questions (Q12-Q17):

NEW QUESTION # 12
Which MySQL Enterprise Edition plug-in replaces real values with substitutes?

  • A. MySQL Enterprise Scalability
  • B. MySQL Enterprise No-Login Authentication
  • C. MySQL Enterprise Audit
  • D. MySQL Enterprise Data Masking and De-identification
  • E. MySQL Enterprise Transparent Data Encryption (TDE)

Answer: D


NEW QUESTION # 13
An existing MySQL Database environment has been doing backup and restore in a logical way by using the mysq1dump and mysq1 client utilities. When the backup is started using mysqldump with single-transaction mode, the existing application has long wait time. When the restore is required, it takes more than three hours to restore.
What two are benefits of using mysqlbackup from MySQL Enterprise Backup in this situation?

  • A. MySQL Enterprise Backup provides tape backup integration by default. It has the virtual tape option, which allows backup to tape device directly without extra third-party software integration.
  • B. mysqlbackup utilities dump the full database into a SQL file, which is imported into the mysql client in single-thread mode. mysqlbackup restores data from physical backups. Physical backup methods are faster than logical methods because they involve only file coping without conversion.
  • C. mysqlbackup can back up tables with the InnoDB engine without blocking. The backup is hot with InnoDB. Together with Incremental Backup, mysqlbackup from MySQL Enterprise Backup shortens the backup windows.
  • D. MySQL Enterprise Backup does not back up system data so that it is much faster.
  • E. mysqlbackup from MySQL Enterprise Backup allows logical backup with concurrency built in to get faster backup speed and restoration speed.

Answer: B,E


NEW QUESTION # 14
By using the asynchronous MySQL Replication architecture, data can be replicated to slaves. Identify three use cases of MySQL Replication.

  • A. It provides multi-master access where the application can write and read data across the database servers.
  • B. 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.
  • C. MySQL Replication Connector/J (ReplicationDriver) is provided to allow read capability on slave and write capability on master.
  • D. It allows backup to be done on the slave without impacting the master.
  • E. MySQL Enterprise Backup will back up from Slave automatically.

Answer: B,D,E


NEW QUESTION # 15
When using an Oracle Cloud Infrastructure Compute Instance with MySQL Enterprise Edition installed, you have two choices for backup destinations. What are these two choices?

  • A. Both Cloud storage and local storage
  • B. Flash-archive recovery area
  • C. Cloud tape library
  • D. Cloud storage only

Answer: A,D


NEW QUESTION # 16
You want to create the user named jenny for any host server with the password secretpassi23! and the password is expired? Which command should you use?

  • A. CREATE USER ,jenny,0,%t IDENTIFIED BY ,SecretPass123!, PASSWORD EXPIRE;
  • B. CREATE USER ,jenny *@,localhost, IDENTIFIED WITH HASH PASSWORD(,SecretPass123!,)
  • C. CREATE USER ,jenny,@,localhost, IDENTIFIED BY (,SecretPass123!,,,256,, Expired)
  • D. CREATE USER ,jenny,@,%, IDENTIFIED WITH sha256_password BY 'SecretPass123!,;
  • E. CREATE USER ,jenny,@'%, WITH HASHED(password,,SecretPass123!,), PASSWORD EXPIRE

Answer: C


NEW QUESTION # 17
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