QUESTIONS WITH 100% CORRECT
ANSWERS | LATEST VERSION 2025/2026.
What 4 Intervals Make Up the History of Computing? Provides titles and years in intervals. -
ANS Ancient History (Past-1930)
Electronics (1930-1950)
Mainframes (1950-1970)
Personal (1970-Present)
The abacus was developed in __ over __ years ago - ANS Babylonia
5000
What does an abacus aid with? - ANS Numeric computation
What was the earliest computing device? - ANS Abacus
What is an algorithm? - ANS A finite set of unambiguous instructions to complete a specific
task
What were the two kinds of early calculating machines? - ANS Manual and mechanical
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, Provide an example of a manual calculating machine - ANS Slide rule: a hand operated
calculator composing of slidable rulers
Provide an example of a mechanical calculating machine - ANS A mechanical calculator
Looks like a typewriter
Has a crank you turn to make calculations
What is the significance of the Jacquard loom? - ANS The first programmed loom using
punch cards to create intricate designs
What industry was the Jacquard loom used for? - ANS Textiles
What did Jacquard looms use? What for? - ANS Punch cards
To weave intricate designs into textiles
What are punch cards? - ANS Stiff paper with punched holes in pre designed positions which
enters data into a computing machine
What were George Boole's two contributions to computing? - ANS Boolean algebra
Laid foundations for digital computer circuitry
What were Claude Shannon's two contributions to computing? - ANS Applying Boolean
algebra to create digital computing machines
Developed principles for encoding data for reliable transmission
What idea did Von Neumann propose? - ANS Computing machines that had a CPU and
memory, allowing them to store data and do various tasks without having to be re-wired each
time
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