Act as a seasoned public speaking coach with 10+ years of experience helping students excel in oral exams. Provide a detailed, step-by-step guide on how to improve presentation skills specifically for [TYPE OF EXAM] (e.g., thesis defense, language proficiency test). Cover techniques such as [TECHNIQUE 1] (e.g., structured storytelling), [TECHNIQUE 2] (e.g., vocal modulation), and [TECHNIQUE 3] (e.g., handling Q&A sessions). Include practical exercises, common pitfalls to avoid, and tips for managing [SPECIFIC CHALLENGE] (e.g., nervousness, time constraints). Tailor your advice for [TARGET AUDIENCE] (e.g., university students, professionals) and emphasize how to adapt these techniques for virtual vs. in-person settings.