Oracle 1Z1-921

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Oracle 1Z1-921 Exam Syllabus Topics:

Oracle MySQL 2021 Implementation Essentials Sample Questions:

1. Which query will find rows in a table that have no counterpart in another table?

A) SELECT t1.name, t2.name2FROM employee t1 INNER JOIN info t2 WHERE t1.name=t2.name;
B) SELECT t1.name, t2.name2FROM employee AS t1 INNER JOIN info AS t2 ON t1.name= t2.name2;
C) SELECT left_tbl.*FROM left_tbl LEFT JOIN right_tbl ON left_tbl.id=right_tbl.idWHERE right_tbl.id IS NULL;
D) SELECT *FROM table1 INNER JOIN table2 ON table1.id=table2.id WHERE table1.id=! table2.id;

2. Which Oracle product is certified to work with MySQL Enterprise Edition?

A) Oracle Data Pump
B) Oracle Enterprise Manager
C) Oracle Application Express
D) Oracle Enterprise Backup

3. What is Kubernetes in the context of MySQL?
Response:

A) A cloud service provided by Oracle for MySQL databases.
B) A database management tool for MySQL.
C) An open-source container orchestration platform.
D) A database engine for MySQL.

4. After installing MySQL 8.0, you initialize the data directory with the --initialize command. Which two are places where you can find the root password?

A) As root, execute the show password command by using the SHA-256 password encryption plug-in.
B) The root password displayed on the screen via a [warning] message.
C) The root password inserted in the error log set by the --log-error=[file_name] variable
D) The root password is not given and is blank. You must manually set the root password.
E) The root_pw variable stored in the mysq1.install table.

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

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

Solutions: