
Code 04 Random Numbers
Authored by Tod Elford
Computers
9th Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which block is used to generate random numbers in your programs?
randomNumber()
generateRandom()
randomValue()
numberRandom()
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the command randomNumber(1, 6) do?
Generates a random number between 1 and 6
Generates a random number between 0 and 5
Generates a random number between 1 and 5
Generates a random number between 0 and 6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can random numbers be used in drawing commands?
As parameters to create random drawings
Only to set the color of shapes
Only to set the size of shapes
Only to set the border of shapes
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If you use randomNumber() multiple times in your program, what happens?
It generates new random numbers every time
It generates the same number every time
It generates numbers in a fixed sequence
It generates only one random number
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes the use of randomNumber() in the command ellipse(randomNumber(0,400), 200);?
The x-coordinate of the ellipse is randomly chosen between 0 and 400
The y-coordinate of the ellipse is randomly chosen between 0 and 400
The size of the ellipse is randomly chosen between 0 and 400
The color of the ellipse is randomly chosen between 0 and 400
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why might each run of the command ellipse(randomNumber(0,400), randomNumber(0,400)); produce different results?
Because both coordinates are randomly generated each time
Because the color changes each time
Because the program uses a fixed sequence
Because the ellipse size is fixed
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of setting minimum and maximum values in randomNumber()?
To control the range of possible random numbers generated
To set the color of the random number
To fix the output to a single value
To repeat the same number every time
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