Computer Science #1

Computer Science #1

Early Computing

Instructions

Watch the video clip as many times as you need to, in order to answer the questions provided at the end.

Multiple Choice

The earliest recognized device for computing was the _____________, invented in Mesopotamia around 2500 BCE.

• abacus

• astrolabe

• Step Reckoner

Multiple Choice

Transistors in just your smartphones, computers can seem pretty complicated, but really,

• they're just simple machines that perform complex actions through many layers of abstraction

• An instrument used by sailors to determine their location by observing the position of the stars and planets

Multiple Choice

astrolabe

• An instrument used by sailors to determine their location by observing the position of the stars and planets

• A manual calculator invented by William Oughtred that uses John Napier's logarithms to perform complex engineering and scientific calculations

Multiple Choice

slide rule

• a digital mechanical calculator invented by the German mathematician Gottfried Wilhelm Leibniz

• A manual calculator invented by William Oughtred that uses John Napier's logarithms to perform complex engineering and scientific calculations

Multiple Choice

The military was among the first to apply

• computing to complex problems.

• The International Business Machines Corporation or IBM

Multiple Choice

Step Reckoner

• a digital mechanical calculator invented by the German mathematician Gottfried Wilhelm Leibniz

• An instrument used by sailors to determine their location by observing the position of the stars and planets

Multiple Choice

He is known as the "Father of Computers." He developed the Difference Engine and the Analytical Engine. These two machines were powered by steam to move the punch cards and operate the gears. His ideas were later used to design calculators and computers.

• Ada Lovelace

• Herman Hollerith

• Charles Babbage

Multiple Choice

automatic mechanical calculator designed to tabulate polynomial functions created by Charles Babbage

• Analytical Engine

• Step Reckoner

• slide rule

• Difference Engine

Multiple Choice

1st mechanical computer. Ran off of punched cards. Created by Charles Babbage, but never completed by him.

• Difference Engine

• Analytical Engine

Multiple Choice

She is considered to be the first computer programmer. She wrote a computer language for the Analytical Engine.

• Ada Lovelace

• Herman Hollerith

Multiple Choice

He invented the "Tabulating Machine." The Tabulating Machine used punch cards to store information. It was later used to tabulate the U.S. Census.

• Herman Hollerith

• Charles Babbage

Multiple Choice

The Tabulating Machine Company, which later merged with other machine makers in 1924 to become

• IBM

• Apple

• Microsoft

• Bell