Pre-Mechanical Age
Mechanical Age
Electro-mechanical Age
Electronic Age
100

This early counting device is considered one of the world's first calculators.

What is the abacus?

100

This German inventor's movable type printing press sparked Europe's first "Information Explosion"

what is Johann Gutenberg

100

This communication system, invented by Samuel Morse in 1835, used dots and dashes.

What is Morse Code

100

ENIAC, built in 1946, was the first high-speed general-purpose computer. What technology did it use instead of mechanical switches

 What are vacuum tubes

200

The Sumerians developed this form of writing around 3000 B.C

What is cuneiform

200

 This English clergyman invented the slide rule in the early 1600s.

Who is William Oughtred

200

This invention by Alexander Graham Bell in 1876 revolutionized human communication.

what is telephone

200

This British computer, first operational in 1948, became the world’s first stored-program computer.

What is the Manchester Mark I

300

The Phoencians created the first alphabet, but which group added vowels

Who are the Greeks

300

Blaise Pascal created one of the earliest mechanical calculators in 1642. What was it called?

What is the Pascaline

300

In 1890, Herman Hollerith's punch card machine was used to process data for this U.S. event

What is the U.S. Census

300

Maurice Wilkes developed this computer in 1949, the first stored-program computer in practical use.

What is the EDSAC (Electronic Delay Storage Automatic Calculator)

400

Around 875 A.D., this mathematical concept was invented in India and transformed calculation

What is zero

400

This mathematician designed the Analytical Engine, often called the "First Computer".

Who is Charles Babbage

400

Hollerith's company later became one of the most famous computing corporations in the world

What is IBM (Internation Business Machines)

400

Released in 1981, this company’s personal computer debuted with MS-DOS.

 What is the IBM PC

500

Ancient Egyptians wrote on this material made from a plant, long before modern paper.

What is papyrus

500

The "First Programmer", she worked on Babbage's Analytical Engine.

 Who is Ada Lovelace

500

Built in 1942 this giant electromechanical computer used paper tape and weighed 5 tons 

What is the Harvard Mark I

500

Name the four generations of electronic computers in order

What are First Generation (vacuum tubes), Second Generation (transistors), Third Generation (integrated circuits), Fourth Generation (microprocessors/PCs)

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