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QusWhat is the role of the Serial.begin() function in an Arduino sketch? QusArduino स्केच में Serial.begin() फ़ंक्शन की क्या भूमिका है?

A. To start the Serial Monitor
B. To set up serial communication and baud rate
C. To write data to the Serial Monitor
D. To end the serial communication

Solution

B. To set up serial communication and baud rate