SQL Window Functions: Ranking and Running Totals

SQL Window Functions: Ranking and Running Totals

Answer 15 questions randomly selected from a bank of 30. Choose one best answer per question. Pass with 12 correct answers. Original practice material, not an official certification exam.
1 of 15
In chronological order, amounts are 3, 5, 2. What are running sums using ROWS UNBOUNDED PRECEDING through CURRENT ROW?