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Abacus
This is a calculating tool, also called a counting frame, that was used before the modern numeral system was put into place. -
The Analytical Machine
This was supposedly a mechanical general-purpose computer designed by Englishman Charles Babbage. -
Holes in Cards
Also known as a punched cards, holes in cards is a piece of stiff paper that allows for control of automated machinery or data. -
Von Neumann Architecture
This is a computer architecture based on what was described by physicist and mathematician John von Neumann and used when programs and data are both stored together. -
UNIVAC
These are a series of electronic- digital stored programming computers and were used to make the first general- purpose computer for commercial use. -
ENIAC
Also known as the Electronic Numerical Integrator and Computer, the ENIAC was the first ever general-purpose computer. It could solve many numerical problems through reprogramming. -
High- Level Programming Language
This is a language designed to communicate instructions to a machine with a strong managing complexity from the details of the computer. -
UNIX Operating System
This is a series of operating systems that allows multi users and multitasking. -
Altair
This was the world’s first PC (personal computer). It was sold for $395 when first introduced. -
PC
Also called a personal computer, a PC is a general-purpose computer and the size and sale prices make it useful for people. -
CRAY-1
This was a supercomputer that had high-level computational capacity compared to that of a general-purpose computer. -
Apple
This is an American technology company that designs, develops and sells electronics, software and their online services. -
First Electronic Spreadsheet
VisiCalc was the first spreadsheet designed as a computer program. It is thought to be what made computers turn from a hobby into a business tool. -
Macintosh
These are a sequence of Personal Computers (PCs) that were designed and marketed by Apple Inc. and first introduced by Steve Jobs. -
