Track quiz

A car park barrier reads plates with a learned part. It also checks a typed list. Which bin?

• Written rule only, because the list lifts the barrier
• Both, because one part learned and a person wrote the other
• Learned only, because reading plates is the hard part

What makes a crate a labelled example?

• It has been counted and put in a table
• Its answer, full price or cut price, is already on it
• It is the next crate the rule will guess

Two more crates are added to the pile. They disagree with the rule. What can happen?

• The rule is learned from the new pile, so it can change
• The rule stays fixed, because a rule is worked out once
• The rule stops working, because the pile is too big

A program says each crate is full price or cut price. What is that called?

• Classification, because the answer is a group
• Regression, because the answer is a price
• Automation, because nobody presses a button

A program guesses the kilos of tomatoes a stall will sell tomorrow. What is that called?

• Classification, because it sorts the days
• Regression, because the answer is a number
• Automation, because it runs by itself

A chain of three yes/no questions, each no leading to the next. How many ends?

• Three, one for each question
• Four, because each new question splits one end in two
• Six, because each question has two answers

You chose every question in a tree yourself. Is it a written rule or a learned one?

• Written, because a person chose the questions
• Learned, because every decision tree is AI
• Neither, because a tree is only a picture

Eight things are in a box. One question takes out the two that say yes. How many are left?

• Two
• Six
• Eight

A phone unlocks when it sees your face. Which kind of AI work is that?

• Computer vision, because it was shown pictures
• NLP, because faces have names
• Data science, because a phone stores numbers

A dairy guesses next month's orders from its past months. Which kind of work?

• Computer vision, because a table is a picture
• NLP, because the table has words in it
• Data science, because it finds patterns in organised numbers

A tree sends a tray of paneer to the open shelf. The list says cold cupboard. Where is the mistake?

• In the walking, because the tree took a wrong turn
• A question is missing, so paneer looks like a tin of oil
• In the list on the door, which was written wrongly

A tree is right about all eight things you checked. What does that promise about the next thing?

• That it will be right, because eight of eight is perfect
• Nothing, because the next thing was not checked
• That it will be wrong, because trees fail on new things