S Sikhar Chaudhary 🎓 Tutor III ⭐ 5.88K Points 📊 Computer Q. Which technology is used in Compact disks? (A) Mechanical (B) Electrical (C) Electro Magnetic (D) Laser 👁️ Show Answer 🔗 Share ⚡Menu ✅ Correct Answer: (D) Laser You must be Logged in to update hint/solution 💬 Discussion 💬 Comment