Early Computing - Crash Course Computer Science

What is the primary focus of the Crash Course Computer Science series?

• Exploring a range of computing topics

• Teaching programming languages

• Learning about computer hardware

• Studying the history of the internet

What was the earliest recognized device for computing?

• Step-reckoner

• Slide rule

• Abacus

• Astrolabe

What was the primary function of the abacus?

• To add and subtract numbers

• To calculate square roots

• To perform multiplication

• To store data

Who built the step-reckoner?

• Charles Babbage

• Ada Lovelace

• Gottfried Leibniz

• Hermann Hollerith

What was the job title 'computer' originally used to describe?

• A machine that performs calculations

• A person who did calculations

• A type of mechanical calculator

• A device for storing data

What was the Difference Engine designed to approximate?

• Square roots

• Polynomials

• Logarithms

• Trigonometric functions

Who is often considered the world's first programmer?

• Ada Lovelace

• Gottfried Leibniz

• Charles Babbage

• Hermann Hollerith

What problem did the US Census Bureau face in 1880?

• Inaccurate data

• Lack of funding

• Slow manual compilation

• Insufficient staff

What was the main advantage of Hollerith's tabulating machine?

• It was cheaper to produce

• It was faster than manual tabulations

• It required no electricity

• It was more accurate than other machines

Which company did Hollerith's Tabulating Machine Company eventually become?

• Microsoft

• Google

• Apple

• IBM