Sensor Module 2 Quiz | OceanRemote Education

1 Which DHT sensor has better accuracy?

A) DHT11 B) DHT22 C) Both same D) Neither

2 What I2C pins does ESP32 use?

A) GPIO4, GPIO5 B) GPIO16, GPIO17 C) GPIO21 (SDA), GPIO22 (SCL) D) GPIO32, GPIO33

3 What does BME280 measure that BMP280 does not?

A) Humidity B) Pressure C) Altitude D) Temperature

4 What indicates approaching rain?

A) Rising pressure B) Falling pressure C) Steady pressure D) Low temperature

5 What is the DHT22 temperature range?

A) 0-50°C B) 0-80°C C) -40 to 80°C D) -10 to 50°C

6 What humidity level promotes fungal disease?

A) Below 30% B) 40-50% C) Above 80% D) 50-60%

7 What is typical BMP280 pressure reading?

A) 500 hPa B) 1013 hPa C) 2000 hPa D) 50 hPa