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Oracle 1Z1-921 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) 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.
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) Configure the MySQL Router first and based on those settings, you access your MySQL CS instance.

2. Which statement is used to create a new MySQL database?
Response:

A) CREATE TABLE
B) CREATE SCHEMA
C) NEW DATABASE
D) CREATE DATABASE

3. Which component of MySQL Enterprise Monitor provides trend analysis and capacity planning for MySQL databases?
Response:

A) MySQL Dashboard
B) MySQL Advisors
C) MySQL Query Analyzer
D) Query Analyzer

4. Your newly-created Oracle Cloud Infrastructure instance is not available for login in. Which is a valid reason for this issue?

A) The opc user can be used to access MySQL only with the created SSH-Key.
B) Only root is allowed to access from non-localhost.
C) The OCI instance is still in the "creation" process.
D) You forgot to enable port 3306.
E) You forgot to create the correct SSL/TLC certificate during the setup process.

5. Which three options are valid reasons for using a primary key in a table?

A) exporting data faster with mysqldump
B) to make it easier to change the PRIMARY KEY value
C) automatic storage of data in a sorted order
D) increasing performance when using select statements
E) preventing duplicate keys
F) maintaining a history of row insertions or updates

Solutions: