MCQ Practice Information Technology 📖 IPV4 address is Favorite Practice Add to Book Explanation & Answer Detailed explanations and answers are restricted. Unlock full access by logging in to your account. 🔒 Unlock the detailed explanation and answers Log In / Sign Up This question appeared in BB Assistant Director Question Bank 2014 Question 155 Previous'INI' 'MPG' extension refers usually to what kind of file? Nextকম্পিউটার বা ইন্টারনেটের ব্যবহার কখন ক্ষতিকর?