Recovering from Exam Setbacks: Regaining Focus!

My sibling recently faced a challenging exam, and the results were less than ideal. How can they effectively process the disappointment and quickly shift their focus to the next upcoming exam? What are the most efficient strategies for moving past the negativity and regaining the necessary motivation to study? What actionable steps can be taken to learn from the previous exam experience without dwelling on it, and instead, concentrating on future success? In short, how do they get over a bad exam and concentrate on the next one?