ML & AI Camp – Quiz 0

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This quiz is anonymous.

What school grade are you in? *

9th

10th

11th

12th

Which command prints "Hello, World!" in Python? *

1 point

display "Hello, World!"

print("Hello, World!")

printout("Hello, World!")

show "Hello, World!")

What is the value of y after executing the following commands?

x = 3

y = x + 3

1 point

What is the value of y after executing the following commands?

x = "a"

y = x * 3

1 point

"aaa"

None

"a"

Let x = [0, 3, "Hello", 2, "World"]. What is the value of x[1]? *

1 point

"Hello"

"World"

What will be printed out after executing the following code?

a = 4

if a > 5: print("Yes")

else: print(a)

1 point

"Yes"

"a"

Nothing

Why do we need modules and packages in Python? *

1 point

To extend default functionality

To make code more complicated

This is a requirement of the language

For historic reasons

How many points are minimally needed to uniquely define a line? *

1 point

Consider a linear function y = 2x + 3. What is the slope of the corresponding line? *

1 point

A function y = (3 - x)^2 + (2 - x)^2 + (5 - x)^2 + 3 defines a(n) *

1 point

Line

Parabola

Sinusoid

Exponential

Which command displays an image of the heart on the micro:bit's LED display? *

1 point

display heart

display Image.heart

display.show(Image.HEART)

display.image.heart

Which of the following sensors is not present on the micro:bit? *

1 point

Accelerometer

Temperature sensor

Touch sensor

Heartbeat sensor

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