SQL Quiz
10 questions · no time limit
0:00
SQL FOUNDATIONS
Question 1 of 10
No time limit
Current
Answered
Flagged
Not seen
PASSAGE
Customer C1 has no orders. Customer C2 has one order with status
pending. Customer C3 has one order with status complete.Which customers are returned by this query?
SELECT c.customer_id FROM Customers c LEFT JOIN Orders o ON c.customer_id = o.customer_id WHERE o.status = 'complete'; YOUR PROGRESS
10
QUESTIONS
Ready when you are
Answer in any order. Your progress shows here as you go.
QUESTIONS
KEYBOARD
Pick an answer ABCD
Next question ↵→
Previous ←
Flag for review F
Answers save as you go · flagged questions come back at the end