R Rati Dubey 🎓 Tutor III ⭐ 8.55K Points 📊 PHP Q. What is the default file extension of PHP files? (A) .php (B) .html (C) .txt (D) .js 👁️ Show Answer 💬 Discuss 🔗 Share ⚡Menu ✅ Correct Answer: (A) .php Explanation: PHP files usually have a .php extension.