MCQ Practice Science 📖 Which of the following is an open source operating system? ক DOSখ UBUNTUগ Vistaঘ Windows XP 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 Previous Which of the following is a software for bangla typing and composing? Next Which of the following is an operating system?
