Most Recent Oracle 1Z0-909 Exam Questions & Answers

Prepare for the Oracle MySQL 8.0 Database Developer exam with our extensive collection of questions and answers. These practice Q&A are updated according to the latest syllabus, providing you with the tools needed to review and test your knowledge.

QA4Exam focus on the latest syllabus and exam objectives, our practice Q&A are designed to help you identify key topics and solidify your understanding. By focusing on the core curriculum, These Questions & Answers helps you cover all the essential topics, ensuring you're well-prepared for every section of the exam. Each question comes with a detailed explanation, offering valuable insights and helping you to learn from your mistakes. Whether you're looking to assess your progress or dive deeper into complex topics, our updated Q&A will provide the support you need to confidently approach the Oracle 1Z0-909 exam and achieve success.

The questions for 1Z0-909 were last updated on Nov 20, 2024.

Viewing page 1 out of 13 pages.
Viewing questions 1-5 out of 65 questions

Get All 65 Questions & Answers

Question No. 1

Examine these statements which execute successfully:

The statements executed without exception. Which two are true?

ANo transaction commits.

BOne row is inserted into band.

CTwo transactions commit.

DNo row is inserted into band.

EThe transaction is rolled back to the savepoint.

Show Answer

Correct Answer: A, B

Question No. 2

Examine the Test.php script which is numbered for clarity, and its output:

PHP Fatal error: Uncaught Error: call to underined function mysqli_connect () in Test.php:2

Which action will fix this error?

AEnable the mysqli extension in the php.ini file.

BReplace line 2 with Slink = mysql.connect {'localhost: 3306n, 'username', 'pas 'schema') ;

CReplace line 2 With: Slink = mysql_xdevapi\getSession
('mysqlx://username:password@localhost:3306','schema');

DInstall the PHP executable in the path used by the MySQL installation.

Show Answer

Correct Answer: A

Question No. 3

Examine this statement that execute successfully in an interactive session:

The user running this session now goes to lunch for an hour.

Now, examine these statements executed independently in separate sessions while Session 0 is still active:

How many of them will complete while Session 0 is still active?

Show Answer

Correct Answer: B

Question No. 4

Examine this event's metadata:

Now examine this command:

DROP USER 'userl'e'localhost';

Which effect will the command have on the event?

AThe event is scheduled and executed but fails. The system will log an error.

BThe event is scheduled but will no longer execute. The system will log an error.

CThe event will be dropped without an error or warning.

DThe event is not scheduled and will no longer execute. The system will log an error.

Show Answer

Correct Answer: B

Question No. 5

Your session has sqi_mode set to default.

Examine this statement which executes successfully:

Now examine this statement:

Which two changes are required to the insert statement so that it inserts the correct data?

* std_id = 10301

* firstname = Mary

* lastname = O'Hagen

* birthdate = November 26, 1997

* reg_date = the current date

AChange DATE () to DAY ().

BChange 'O'Hagen' to 'o\'Hagen'.

CChange date () to CURRENT_TIMESTAMP () .

DChange ' NULL ' to NULL.

EChange ' NULL ' to ' NULL ' .

FChange 'O'Hagen' to 'O\'Hagen'.

Show Answer

Correct Answer: A, D

Unlock All Questions for Oracle 1Z0-909 Exam

Full Exam Access, Actual Exam Questions, Validated Answers, Anytime Anywhere, No Download Limits, No Practice Limits

Get All 65 Questions & Answers