Answer questions across 16 categories. Test your knowledge of real-world components!
1. What is the main purpose of a resistor? (Passive Components)
2. Which application is most common for capacitors? (Passive Components)
3. Inductors store energy in which field? (Passive Components)
4. What does a diode primarily do? (Active Components)
5. What is a common use of a transistor? (Active Components)
6. What does an Integrated Circuit (IC) contain? (Active Components)
7. What does a voltage regulator do? (Power Components)
8. Which factor determines how long a battery lasts? (Power Components)
9. What does an NTC sensor do? (Sensor Components)
10. What is PIR short for? (Sensor Components)
11. How many segments are in a typical numeric LED display? (Display Components)
12. What makes OLED different from LCDs? (Display Components)
13. What is the primary function of a relay? (Electromechanical Components)
14. What describes a momentary switch? (Electromechanical Components)
15. What does UART stand for? (Communication Components)
16. What is a typical frequency band for RF modules? (Communication Components)
17. What is a common pitch for header pins? (Connector Components)
18. What does a terminal block do? (Connector Components)
19. What does a crystal component do? (Timing Components)
20. What is the main role of an oscillator in electronics? (Timing Components)
21. What is the main purpose of a microcontroller? (Development Components)
22. Why use a development board? (Development Components)
23. What happens when a fuse blows? (Protection Components)
24. What is the purpose of a TVS diode? (Protection Components)
25. What does EEPROM stand for? (Memory Components)
26. What is a typical use for flash memory? (Memory Components)
27. What does a photodiode detect? (Optoelectronic Components)
28. What is the primary purpose of an optocoupler? (Optoelectronic Components)
29. What do transformers rely on to work? (Magnetic Components)
30. What do ferrite beads reduce? (Magnetic Components)
31. What does a level shifter do? (Interface Components)
32. How do digital isolators differ from optocouplers? (Interface Components)
33. What does a motor driver IC do? (Specialized ICs)
34. What does a Real-Time Clock (RTC) do? (Specialized ICs)