What is the primary purpose of MIT App Inventor?

• To write complex machine learning algorithms

• To create mobile apps for Android and iOS using a block-based programming approach

• To develop high-performance server backends

• To design websites

Which of the following is a valid variable declaration in Python?

• int x = 10

• var x = 10

• x = 10

• let x = 10

How do you start a for loop in Python?

• for(int i=0; i<5; i++)

• for i in range(5):

• for(i=0; i<5; i++)

• for i < 5:

Which of the following is NOT a valid function definition in Python?

• def myFunction():

• function myFunction():

• def myFunction(param1, param2):

• def myFunction(param1, param2=5):

• By using the `solve()` function from the numpy library

• By manually implementing the quadratic formula

• By using the `quadratic()` function from the math library

• By calling the `solveQuadratic()` function

Which of the following data types is NOT supported in Python?

• List

• Tuple

• Array

• Dictionary

What is the output of the following Python code snippet? ```python x = 10 y = 20 print(x * y) ```

• 10

• 20

• 200

• 30

In MIT App Inventor, which component would you use to detect a shake motion?

• Button

• AccelerometerSensor

• GyroscopeSensor

• MotionSensor

How do you define a list in Python that contains the numbers 1 through 5?

• list = 1, 2, 3, 4, 5

• list = [1, 2, 3, 4, 5]

• list = (1, 2, 3, 4, 5)

• list = {1, 2, 3, 4, 5}

Which of the following is true about functions in Python?

• Functions in Python cannot return any value

• Functions in Python can only have one parameter

• Functions in Python can return multiple values

• Functions in Python do not support default parameter values