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Oracle 1Z0-921 Exam Syllabus Topics:

Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. You establish MySQL Enterprise Server on Oracle Cloud Infrastructure connection via Secure Shell (SSH).
When accessing a new MySQL Enterprise Edition Oracle Cloud Infrastructure (OCI) instance, you want to use MySQL Enterprise Workbench for SQL and remote management.
What are two ways to successfully configure Workbench based on the MySQL access credentials?

A) Configure the MySQL Router first and based on those settings, you access your MySQL CS instance.
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 TCP/IP over SSH and based on the created private key, opc-User, and MySQL access credentials, you can access the MySQL OCI instance.
D) 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.

2. Which three are levels in which MySQL Enterprise Monitor provides access control?

A) Specific data access: the rights to view specific types of potentially sensitive data
B) Asset visibility: the rights to access data collected from hosts or MySQL instances
C) Application administration: the rights to view or change the MySQL Enterprise Monitor configuration
D) MySQL Enterprise Operations: the right to start/stop/restart/update MySQL Enterprise Monitor Services
E) MySQL Enterprise Operations: the right to deploy the necessary MySQL Enterprise Agent

3. Which MySQL Enterprise Edition plug-in replaces real values with substitutes?

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

4. You have created your Compute instance using an Oracle-provided Oracle Linux image.
You want to log in to your OCI Compute instance using SSH. Which three items do you need for this process?

A) The root user
B) User Password
C) The opc user
D) Public IP address
E) SSH public key
F) SSH private key

5. 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) 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.
B) mysqlbackup from MySQL Enterprise Backup allows logical backup with concurrency built in to get faster backup speed and restoration speed.
C) MySQL Enterprise Backup does not back up system data so that it is much faster.
D) 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.
E) 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.

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