Module 4

What are the types of line follower robots?

• Black line on white surface

• White line on black surface

• Black line on white surface and white line on black surface

• Blue line on white surface and white line on blue surface

Which of the following is not an example of where line follower robots are used?

• Factories

• Restaurants

• Stores

• Hospitals

Which of the following is the correct sensor that is used for line follower robots?

• Line Sensors

• IR Sensors

• PIR Sensors

• Servo Motors

Which of the following is the correct way to get the car to move forward?

• digitalWrite(5, HIGH);

  digitalWrite(6, HIGH);

  digitalWrite(10, HIGH);

  digitalWrite(11, HIGH);

• digitalWrite(5, LOW);

  digitalWrite(6, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

• digitalWrite(5, HIGH);

  digitalWrite(6, LOW);

  digitalWrite(10, HIGH);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, HIGH);

  digitalWrite(10, LOW);

  digitalWrite(11, HIGH);

Which of the following is the correct way to get the car to move backward?

• digitalWrite(5, HIGH);

  digitalWrite(6, HIGH);

  digitalWrite(10, HIGH);

  digitalWrite(11, HIGH);

• digitalWrite(5, LOW);

  digitalWrite(6, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

• digitalWrite(5, HIGH);

  digitalWrite(6, LOW);

  digitalWrite(10, HIGH);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, HIGH);

  digitalWrite(10, LOW);

  digitalWrite(11, HIGH);

Which of the following is the correct way to get the car to turn right while moving forward? (first motor is the left motor)

• digitalWrite(5, HIGH);

  digitalWrite(6, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, LOW);

  digitalWrite(10, HIGH);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, HIGH);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, HIGH);

Which of the following is the correct way to get the car to turn left while moving forward? (first motor is the left motor)

• digitalWrite(5, HIGH);

  digitalWrite(6, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, LOW);

  digitalWrite(10, HIGH);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, HIGH);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, HIGH);

Which of the following is the correct way to get the car to turn right while moving backward? (first motor is the left motor)

• digitalWrite(5, HIGH);

  digitalWrite(6, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, LOW);

  digitalWrite(10, HIGH);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, HIGH);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, HIGH);

Which of the following is the correct way to get the car to turn left while moving backward? (first motor is the left motor)

• digitalWrite(5, HIGH);

  digitalWrite(6, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, LOW);

  digitalWrite(10, HIGH);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, HIGH);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, HIGH);

Which of the following is the correct way to get the car to turn off?

• digitalWrite(5, HIGH);

  digitalWrite(6, LOW);

  digitalWrite(10, HIGH);

  digitalWrite(11, LOW);

• digitalWrite(5, LOW);

  digitalWrite(6, HIGH);

  digitalWrite(10, LOW);

  digitalWrite(11, HIGH);

• digitalWrite(5, HIGH);

  digitalWrite(6, HIGH);

  digitalWrite(10, HIGH);

  digitalWrite(11, HIGH);

• digitalWrite(5, LOW);

  digitalWrite(6, LOW);

  digitalWrite(10, LOW);

  digitalWrite(11, LOW);