VCC Provides power for the module, Connect to the 5V pin of the Arduino. GND Ground Connected to Ground pin of the Arduino.
The pinout of a DHT11 Sensor module is as follows: DATA Data pin for 1-wire communication. In which two are for power and one is for communication. shave brave Dot Matrix With MAX7219 Interfacing With Arduino - Instructables multisim arduino nano mean Web Arduino Nano module carries 14 digital I/O pins, 8 analog pins, 2 reset pins & 6 power pins. In terms of functionality, it is similar to Arduino Uno but compared to it comes in small size.
Multisim arduino nano Arduino Powered Solar Battery Charger : 7 Steps - Instructables Web