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Oracle 1z0-909 Exam With Confidence Using Practice Dumps

Exam Code:
1z0-909
Exam Name:
MySQL 8.0 Database Developer
Certification:
MySQL Developer
Vendor:
Oracle
Questions:
65
Last Updated:
Feb 23, 2025
Exam Status:
Stable
Oracle 1z0-909

1z0-909: MySQL Developer Exam 2025 Study Guide Pdf and Test Engine

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MySQL 8.0 Database Developer Questions and Answers

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Question 1

Examine these statements issued from Session 1 which execute successfully:

Now, examine this statement issued from Session 2:

What is the outcome of the update statement in Session 2?

Options:

A.

The row will be updated immediately.

B.

The statement will wait for the transaction in Session 1 to finish.

C.

A deadlock will occur.

D.

The transaction in Session 1 will be rolled back automatically.

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Question 2

Which select statement returns true?

Options:

A.

SELECT NULL <> NULL;

B.

SELECT NULL <=> NULL;

C.

SELECT NULL = NULL;

D.

SELECT NULL := NULL;

Question 3

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

Options:

A.

Change DATE () to DAY ().

B.

Change "O'Hagen" to 'o\'Hagen'.

C.

Change date () to CURRENT_TIMESTAMP () .

D.

Change " NULL " to NULL.

E.

Change " NULL " to ' NULL ' .

F.

Change "O'Hagen" to "O\'Hagen".

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