Oracle 1Z0-909 Exam Questions

 

 

Exam Name:

MySQL 8.0 Database Developer

Registration Code:

1Z0-909

Related Certification:

Oracle Database Certification

Certification Provider:

Oracle

Total Questions

65

Regular Update

Exam Duration

90 Minutes

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Question 1: Suppose you run SET sql_mode='NO_ENGINE_SUBSTITUTION'; and then attempt to create a table using a storage engine that isn’t supported by the server. What will happen?

Correct Answer: A

Question 2: Write a SQL query that merges the first_name and last_name fields from the employees table in the format ‘last_name, first_name’. Which two different SQL expressions would achieve this?

Correct Answer: B, C

Question 3: Which two statements about MySQL Document Store are correct?

Correct Answer:  A, D

Question 4: What are two differences between the TIMESTAMP and DATETIME data types?

Correct Answer:  B, D

Question 5: Consider the following commands that execute successfully: CREATE TABLE income (acct_num INT, amount DECIMAL(10,2)); CREATE TRIGGER subtotal BEFORE INSERT ON income FOR EACH ROW SET @subtotal = subtotal + NEW.amount; Which statement about the income table is correct?

Correct Answer: D

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