Sensor Module 4 Quiz | OceanRemote Education

1 At what soil moisture should you start irrigation?

A) Below 30% B) Above 50% C) At 80% D) Never

2 Why combine multiple sensors?

A) More expensive B) Harder to install C) Better decisions from complete picture D) Uses more power

3 What library sends HTTP POST requests?

A) WiFi.h B) HTTPClient.h C) DHT.h D) OneWire.h

4 What data should you track over time?

A) All sensor readings B) Only temperature C) Only moisture D) Nothing

5 How does OceanRemote help farmers?

A) Only stores data B) Real-time monitoring from anywhere C) Just displays graphs D) Controls sensors only

6 What is the benefit of setting alerts?

A) More work B) No benefit C) Immediate action on critical conditions D) Slower response

7 What should you do with historical data?

A) Analyze for trends and improvements B) Delete it C) Ignore it D) Only look at current data