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Oracle 1Z1-921 Exam Syllabus Topics:

Oracle MySQL 2021 Implementation Essentials Sample Questions:

Question 1

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

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

Question 2

MySQL is installed on a Linux server with the configuration:
Which two methods can change the default options to use the authentication plug-in that implements SHA-256 hashing for user account passwords?

A. Add --default_authentication_plugin=sha256_password on the command line when you invoke the server.
B. Create user by using CREATE USER 'newuser'@'localhost' IDENTIFIED WITH 'Sh@256Pa33';
C. Add default_authentication_plugin=sha256_password under [mysqld] in the configuration file.
D. Create user by using CREATE USER 'newuser' @'localhost' SET PASSWORD AS 'Sh@256Pa33';

Question 3

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

Question 4

How does MySQL HeatWave improve query performance?
Response:

A. By automatically creating indexes on frequently used columns.
B. By offloading analytics queries to an in-memory, highly parallel processing engine.
C. By replicating data across multiple servers.
D. By caching the entire database in memory.

Question 5

What are Security Lists in Oracle Cloud Infrastructure?

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

Solutions: