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

2. Which two statements are true about MySQL Enterprise Authentication?

A) MySQL Enterprise Authentication determines what operation the user can perform.
B) MySQL Enterprise Authentication supports Linux Pluggable Authentication Modules (PAM).
C) MySQL Enterprise Authentication makes it more difficult to set up security because you have different sets of security policies.
D) MySQL Enterprise Edition automatically connects to Oracle Password Vault to verify user passwords..
E) MySQL Enterprise Authentication supports Windows Active Directory.

3. Which two are advantages of using Document Store in MySQL?

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

4. You need to load the MySQL Enterprise Audit plug-in at database startup and prevent the audit plug-in from being removed at run time.
Which two options should you include in the MySQL configuration file?

A) LOAD PLUGIN=AUDIT_LOG
B) plugin-audit=ON, ALWAYS
C) audit_log_permanent=ON
D) plugin-load=audit_log.so
E) audit-log=FORCE_PLUS_PERMANENT

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

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

Solutions: