People
One Word
Computers
Pick the Year
Places
100

The subject of our study

Who was Alan Turing?

100

What Adam and Eve, Snow White, Isaac Newton, and Alan Turing have in common

Apple

100

A list of steps to solve a problem

What is an algorithm or program?

100

When Turing died

1954

100

Where Alan met Christopher

What is Sherborne School?

200

Alan's mother

Who was Ethel Turing?

200

A mathematical statement we know to be always true

Theorem

200

This is a finite brain or automata with a potentially infinite supply of paper for solving problems

What is a Turing Machine?

200

When Turing was born

1912

200

Where Turing broke codes during WW2

Where is Bletchley Park?

300

Alan's best friend in school

Who is Christopher Morcom?

300

The branch of mathematics that deals with reasoning and the structure of proofs

Logic

300

What we call a "universal computer" today

What is an operating system?

300

When WW2 began

1939

300

Alan got his undergraduate degree here

Where is Cambridge?

400

Alan's PhD advisor

Who was Alonzo Church?

400

When we cannot figure out if a mathematical statement is true or false

undecidable

400

These are the three basic building blocks of algorithms or programs

What are sequence, selection, and repetition?

400

When Turing's breakthrough, "On Computable Numbers with Applications to the Entscheidungsproblem", was published/completed

1936

400

Alan was born in this city

Where is London?

500

He proved that mathematics is incomplete

Who was Kurt Goedel?

500

finding an algorithm that can determine the truth or falsehood of any mathematical statement

Entscheidungsproblem

500

Another, shorter, name for the problem of figuring out if a program has an infinite loop or not

What is the Halting Problem?

500

When Morcom died

1930

500

Alan got his PhD here

Where is Princeton?