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Oracle 1Z0-909 Exam

Certification Provider: Oracle
Exam Name: MySQL 8.0 Database Developer
Duration: 90 Minutes
Number of questions in our database: 65
Exam Version: Feb. 02, 2023
1Z0-909 Exam Official Topics:
  • Topic 1: Demonstrate connector use, management and configuration/ Secure credentials and connections
  • Topic 2: Explain application development with NoSQL and XDevAPI/ Handle and interpret errors and warnings
  • Topic 3: Explain the programming constructs used in stored routines/ Choose between connectors for a given application
  • Topic 4: Resolve consistency problems with isolation levels/ Set SQL Modes to change MySQL behavior
  • Topic 5: Use MySQL Shell to access document stores/ Retrieve data from the database by using a connector
  • Topic 6: Understand locking mechanisms within MySQL/ Control transactions in applications
  • Topic 7: Create and execute stored routines/ MySQL Schema Objects and Data
  • Topic 8: Rewrite queries for optimization/ Store and process string data
  • Topic 9: Analyze queries for optimization/ Aggregate and summarize data/ Data-driven Applications
  • Topic 10: Create and access a document store/ JSON and Document Store/ Store and process numeric data
  • Topic 11: Store and process spatial data/ Design, create, and alter views
  • Topic 12: Schedule database operations/ Store and process temporal data

Free Oracle 1Z0-909 Exam Actual Questions

The questions for 1Z0-909 were last updated On Feb. 02, 2023

Question #1

Which change will prevent negative ages to be inserted into the people table?

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Correct Answer: D

Question #2

Examine these commands which execute successfully:

mYsql> CREATE TABLE income (acct_num INT, amount DECIMAL(10,2));

mysql> CREATE TRIGGER subtotal BEFORE INSERT ON income

FOR EACH ROW SET @subtotal = subtotal + NEW.amount;

Which is true for the income table?

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Correct Answer: D

Question #3

Examine the layout of the my_values table.

Examine the data in the my_value3 table.

Examine this statement:

A)

B)

D)

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Correct Answer: B

Question #4

Examine this event's metadata:

Now examine this command:

DROP USER 'userl'e'localhost';

Which effect will the command have on the event?

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Correct Answer: B

Question #5

You are using buffered queries with PHP mysqli in a browser-based web application. Which three are true?

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Correct Answer: D, F, G


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