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Oracle 1Z0-921 Exam Syllabus Topics:

Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. MySQL Enterprise Masking and De-identification can hide or obfuscate sensitive data, by controlling how the data appears. Which three are MySQL Enterprise Masking and De-identification functions?

A) misspelling
B) strict or relaxed masking
C) random data substitution
D) dictionary substitution
E) whitelisting and substitution

2. You set up a compressed full backup file from mysqlbackup by using the --compress option for MySQL Database backup. You are required to restore the database and apply the log.
Which two options should you add to the mysqlbackup to achieve the restoration of the database?

A) --decompress
B) --uncompress-and-apply-log
C) --apply-log-and-copy-back
D) --copy-back-and-apply-log
E) --uncompress

3. Which two methods help prevent MySQL security risks?

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

4. Which three statements describe MySQL Enterprise Backup?

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

5. Which four authentication protocols are allowed when using MySQL Enterprise Authentication?

A) connections through the local host via the UNIX socket file
B) authentication using SHA-256 password hashing
C) authentication via Pluggable Authentication Modules (PAMs)
D) Native Windows services
E) SECURID authentication and authorization identity
F) Simple Authentication and Security Layer

Solutions: