What is the primary purpose of the if-else statement in programming?
Tutorial 11: If Statement Conditionals: Arduino Course for Absolute Beginners (ReM)

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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To repeat a block of code multiple times
To execute a block of code based on a condition
To define a constant value
To initialize variables
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component is NOT necessary if your Arduino board has a built-in LED at pin 13?
Arduino board
220 ohm resistor
Jumper wires
Potentiometer
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of connecting the potentiometer to the Arduino board?
To provide power to the Arduino
To control the brightness of the LED
To read analog input values
To adjust the threshold value
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to read comments in a code sketch?
They are required for the code to run
They define the variables used in the program
They provide explanations and attributions
They contain the main logic of the program
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the 'const' keyword do in Arduino programming?
It sets the variable type to integer
It initializes a variable with a default value
It defines a variable that cannot be changed
It allows a variable to change during execution
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the default mode for pins on an Arduino board?
Output
Analog
Input
PWM
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What function is used to read the value from an analog pin?
digitalRead()
analogRead()
digitalWrite()
analogWrite()
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