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Valid 1Z0-921 Test Pass4sure - Valid Braindumps 1Z0-921 Sheet

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The Oracle 1Z0-921 Exam consists of 60 multiple-choice questions and must be completed within 90 minutes. It covers a range of topics related to MySQL database administration and development, including installation and configuration, security, performance optimization, data manipulation, and data management.

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Itexamguide provides you with Oracle 1Z0-921 exam questions in 3 different formats to open up your study options and suit your preparation tempo. The Oracle 1Z0-921 PDF is the most convenient format to go through all exam questions easily. It is a compilation of actual Oracle 1Z0-921 exam questions and answers.

Oracle 1Z0-921: MySQL 2021 Implementation Essentials exam requires a solid understanding of MySQL and its features. Candidates who prepare for the exam through training, hands-on practice, and reading materials are more likely to pass the exam on the first attempt. Candidates can prepare for the exam by taking online training courses, attending classroom training, reading books, and practicing with sample questions.

Oracle MySQL 2021 Implementation Essentials Sample Questions (Q39-Q44):

NEW QUESTION # 39
Which statement would you use to remove the population column from the city table?

A. ALTER TABLE city DELETE population;
B. ALTER TABLE city DROP population;
C. DROP population FROM city;
D. DELETE population FROM city;
E. ALTER TABLE city LESS population;

Answer: B

NEW QUESTION # 40
What SQL keyword must be specified when creating a foreign key constraint?

A. a REFERENCES in the child table to the parent table
B. a TRIGGER on the child table for cascading delete statements
C. an index on the foreign key
D. the SET_FOREGIN variable in the my .cnf file
E. unique PRIMARY key values for both child and parent tables

Answer: B

NEW QUESTION # 41
Assume that MySQL Enterprise Monitor is configured to monitor MySQL 8.0.10 or a later instance. Which three features are available?

A. creating e-mail alerts and SNMP traps for MySQL warnings
B. tracing import and export with mysqldump
C. starting and stopping the MySQL instance
D. deploying MySQL agent on supported target operating system
E. analyzing executed MySQL queries
F. monitoring the availability of the MySQL Instance

Answer: A,B,D

NEW QUESTION # 42
Which of the following statements is true regarding MySQL user account privileges?
Response:

A. A user with the SUPER privilege can only read data from the database.
B. The RELOAD privilege allows a user to delete data from a table.
C. The USAGE privilege allows a user to connect to the MySQL server but grants no other privileges.
D. The GRANT option allows a user to revoke privileges from other users.

Answer: C

NEW QUESTION # 43
Which two are advantages of using Document Store in MySQL?

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

Answer: A,D

NEW QUESTION # 44
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