M Mr. Dubey 🎓 Coach ⭐ 103.11K Points 📊 Angular Q. What is the purpose of `trackBy` in `*ngFor`? (A) Improves animations (B) Optimizes DOM rendering (C) Adds accessibility (D) Enables SSR 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (B) Optimizes DOM rendering Explanation: `trackBy` improves performance by reducing unnecessary DOM updates.