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Oracle 1Z0-921 Exam Syllabus Topics:

Oracle MySQL 2021 Implementation Essentials Sample Questions:

Question 1

Which three statements are true about MySQL Enterprise Backup?

A. It performs hot or warm backups.
B. It cannot back up encrypted tablespaces.
C. It performs logical backups.
D. It provides the ability to create incremental backups.
E. It enables you to take non-locking backups.

Question 2

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. 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.
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. 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.

Question 3

Which three statements describe MySQL Enterprise Backup?

A. MySQL Enterprise Backup is an optimized backup based on mysqldump with optimized row locking.
B. MySQL Enterprise Backup provides the point-in-time recovery functionality.
C. MySQL Enterprise Backup can be used to send backups to Oracle Cloud Infrastructure Storage Service.
D. MySQL Enterprise Backup offers backup based on Oracle RMAN with optimized row locking.
E. MySQL Enterprise Backup can be used to import/export data from on-premises MySQL installations.

Question 4

An Oracle Cloud Infrastructure customer already has many database instances configured and running in the cloud; however, they are reporting that they are unable to create any more instances.
What could be the problem?

A. The customer account might have reached resource quota/limits.
B. The customer has not kept up with their patching requirements; new instances cannot be created unless the majority or the template of existing instances are up-to-date.
C. The customer does not have proper user rights.
D. The customer reached the database instance limit of 32.

Question 5

Which two are advantages of using Document Store in MySQL?

A. MySQL provides a native data type to store JSON data as a document
B. MySQL is a document database allowing PDF and Word documents
C. MySQL can store XML as a schema-less database
D. MySQL provides a NoSQL API to access the document store
E. MySQL provides a native data type to index PDF documents

Solutions: