
Acendendo LEDs com Arduino
Authored by ORLEI JAVORSKI
Information Technology (IT)
12th Grade
Used 1+ times

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29 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor típico de resistência utilizado em série com um LED para limitar a corrente em um circuito básico com Arduino?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual pino do Arduino é geralmente utilizado como GND ao montar um circuito com LED?
5V
13
GND
A0
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que acontece se você conectar o LED diretamente entre 5V e GND sem resistência?
O LED acende normalmente
O LED pisca
O LED pode queimar
Nada acontece
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
No código Arduino, qual comando é usado para definir um pino como saída?
digitalRead()
pinMode()
analogWrite()
delay()
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a função do comando digitalWrite(13, HIGH); no Arduino?
Desliga o LED no pino 13
Liga o LED no pino 13
Lê o valor do pino 13
Define o pino 13 como entrada
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a polaridade correta para conectar um LED?
Anodo no GND, catodo no pino digital
Anodo no pino digital, catodo no GND
Ambos os terminais no GND
Ambos os terminais no pino digital
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual comando faz o Arduino esperar 1 segundo?
delay(100);
delay(1000);
wait(1);
pause(1000);
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