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Scratch + AI Level 2 Test
This is the Scratch + AI Level 2 Test. A big thank you to Kai who created this test!
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* Indicates required question
Define biometrics.
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1 point
Special traits that are used to digitally identify people
The study of biological measurement
A subsection of measurement
Special characteristics used by people to categorize machines
What are some examples of biometrics?
*
1 point
Finger print
Electricity or gas
Signature
Centimeters
Voice print
Required
Facial recognition can be automatic.
*
1 point
True
False
Facial recognition is intrusive.
*
1 point
True
False
Define decision tree.
*
1 point
A type of quiz in the shape of a tree
A tree shaped drawing used in coding usually for assisting in writing code
A type of tree
A supervised machine learning method where data is split according to a rule
What are some examples of a decision tree?
*
1 point
Siri
Flappy Bird AI
Oak
Akinator App
Required
What's the point of the training mode in the Flappy Bird project?
*
1 point
To practice flappy bird
The computer takes info in and adds lines of code
The computer takes in data to train the model
To train the AI to generate harder pipes
Which block did you use to repeatedly update the code to continuously change the position of the ghost?
*
1 point
The wait block to continuously follow the pacman
Repeatedly setting the ghost to the proper position with the set block
Constantly checking for the position of the player with the update grid block
The forever move block to always keep the ghost moving
Define speaker recognition.
*
1 point
The process of a computer recognizing and fixing the speakers voice to atone to the proper situation
The process of a computer knowing who is speaking
A program that can adjust the speaker perfectly according to the enviorment
The process of a machine gradually learning who the speaker is
Define speech recognition.
*
1 point
Recognizing human language and fixing grammatical errors within the text
Recognizing and translating human language into text by computers
Understanding human speech
The study of speech
Define biometrics.
*
1 point
Special parts of humans used to differentiate us, they are used to identify different people
Human parts that are used to sort us into large groups
A measurement classification tool, used by very few countries
The study of the length of all living things
Where are biometrics used?
*
1 point
Decainches
Audio forensics
Face ID
Smart devices
Brown eyes
Required
What is two factor authentication?
1 point
Two pieces of evidence to prove that you are who you say you are
A process in which two pieces of evidence are looked in to so the story checks out
A process where two things are being authenticated at once
An equation consisting of two factors and an authentication
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