Study with Oracle : 1z1-909 Exam Torrent as your best preparation materials
Last Updated: Nov 11, 2026
No. of Questions: 66 Questions & Answers with Testing Engine
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Who writes your practice questions matters as much as how many there are. The Oracle MySQL 8.0 Database Developer materials at SurePassExams are compiled by professional experts deeply familiar with the 1z1-909 exam, then checked repeatedly before release — 66 practice questions that have earned their accuracy.
Oracle 1z1-909 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | MySQL 8.0 Database Developer |
| Exam Number: | 1Z0-909 |
| Related Certifications: | MySQL 8.0 Database Administrator Oracle Certified Professional MySQL 8.0 |
| Available Languages: | English |
| Exam Format: | Multiple Choice |
| Exam Duration: | 90 minutes |
| Exam Price: | USD 245 (varies by region) |
| Real Exam Qty: | 65 |
| Passing Score: | 62% |
| Recommended Training: | Become a MySQL 8.0 Database Developer Professional Learning Path (Oracle) |
| Exam Registration: | Oracle Certification Exam Page |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Online proctored exam (Oracle testing center / remote proctoring) |
| Pre Condition: | Recommended experience with MySQL 8.0 database development and SQL application programming; no strict mandatory prerequisite exam officially enforced. |
| Official Syllabus URL: | https://education.oracle.com/mysql-80-database-developer/pexam_1Z0-909 |
Oracle 1z1-909 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Query Optimization | - Performance tuning
|
| Topic 2: MySQL Stored Programs | - Stored program development
|
| Topic 3: MySQL Schema Objects and Data | - Database object design
|
| Topic 4: Connectors and APIs | - Connector selection and usage
|
| Topic 5: Data-driven Applications | - Application-level SQL usage
|
| Topic 6: Transactions | - Transaction management
|
| Topic 7: JSON and Document Store | - JSON processing and NoSQL features
|
1z1-909 Exam Questions, Answered Honestly
The official outline structures the 1z1-909 exam around weighted domains such as:
- MySQL Schema Objects and Data ()
- MySQL Stored Programs ()
- Connectors and APIs ()
In the Oracle MySQL 8.0 Database Developer materials at SurePassExams, the key knowledge points within these domains are clearly underlined, so the heavy areas get the attention they deserve without extra digging.
Recommended experience with MySQL 8.0 database development and SQL application programming; no strict mandatory prerequisite exam officially enforced.
The 1z1-909 exam is the official assessment for the Oracle MySQL 8.0 Database Developer certification from Oracle. It measures how well you can apply the published exam objectives in realistic scenarios — and for professionals looking to change their current situation, the credential is one of the most concrete ways to demonstrate new, verifiable skills.
Professional experts — and then other experts check their work. The 1z1-909 exam content is compiled by specialists deeply familiar with the real exam, who make the knowledge easy to understand and keep the descriptions vivid rather than dry. Before release, the materials go through repeated rounds of checking, and the key knowledge points are clearly underlined throughout. That two-layer process — written by experts, verified by experts — is what the quality of the SurePassExams question bank rests on.
Passing the 1z1-909 exam requires 62%, and the registration fee is USD 245 (varies by region). Knowing your target score early turns practice sessions into measurable progress rather than guesswork.
Oracle lists the following training resources:
Official courses explain the concepts; well-organized practice questions with underlined key points make revision fast. The two complement each other nicely.
The 1z1-909 exam contains 65 questions with a time allowance of 90 minutes minutes. Practicing complete timed sets is the reliable way to make that pace feel manageable on the day.
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Oracle MySQL 8.0 Database Developer Sample Questions:
Examine the employee table structure:
Which set of statements immediately returns empname for a given emp_id by using a parameterized prepare statement?
A)
D)
- A. Option B
- B. Option D
- C. Option A
- D. Option C
Correct Answer: B 🗳️
A server hosts MySQL Server and Apache Webserver supporting a PHP/PDO based application.
The application must be migrated from PHP to their Java application server on another host. The MySQL instance remains on the original host.
Examine the PDO connection string used in the existing application:
Mysql:host-localhost;dbname=sales;unix_socket=/var/run/mysql.sock
Which two prevent Java from using the Unix socket?
- A. socket is a reserved word in Java.
- B. Java treats the socket file as insecure.
- C. The socket can only be accessed from the local host.
- D. The X Dev API protocol must be enabled to use sockets in Connector/J driver.
- E. The socket is not implemented in Connector/J driver.
Correct Answer: B,E 🗳️
Examine this bar graph based on columns from the players table:
Which two statements would generate this bar graph?
- A. SELECT Name, Gender, Sport, RPAD ('# ' GPA*10) AS GPA_Graph FROM players ORDER BY GPA DESC;
- B. SELECT Name, Gender, Sport, CHAR_LENGTH ('# ' GPA*10) AS GPA_Graph FROM players ORDER BY GPA DESC;
- C. SELECT Name, Gender, Sport, LENGTH (GPA*10, '# ') AS GPA_Graph FROM players ORDER BY GPA DESC;
- D. SELECT Name, Gender, Sport, CONCAT ('# ' GPA*10) AS GPA_Graph FROM players ORDER BY GPA DESC;
- E. SELECT Name, Gender, Sport, REPEAT('# 'Y GPA*10) AS GPA_Graph FROM players ORDER BY GPA DESC;
Correct Answer: A,E 🗳️
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
- A. Change " NULL " to ' NULL ' .
- B. Change DATE () to DAY ().
- C. Change "O'Hagen" to "O\'Hagen".
- D. Change date () to CURRENT_TIMESTAMP () .
- E. Change " NULL " to NULL.
- F. Change "O'Hagen" to 'o\'Hagen'.
Correct Answer: B,E 🗳️
Examine this statement and output:
Which is true?
- A. myview was defined with the temptable processing algorithm.
- B. myview cannot be automatically indexed.
- C. Column Name in myview can be indexed if the is_updatable attribute is true.
- D. The underlying table's index on the Name column is not chosen because of low selectivity.
Correct Answer: A 🗳️
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