Which electronic component is the building block of modern digital devices? 👤 By TheQuizWire ✅ Fact Checked 📊 Difficulty Medium 📅 Last Updated 01 Dec 2025 A. Resistor B. Transistor C. Capacitor D. Diode Check Answer 💡 Explanation: Transistors act as switches or amplifiers and are the fundamental components of integrated circuits and microchips. 📚 Topics: General Technology Technology and Computing 🎯 Exams: CSS GEN NTS PMS