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Pascaline
the Blaise pascal was invented by the mathematician and only performed addition
https://www.britannica.com/technology/Pascaline -
stepped reckoner
first add, subtract, multiply, divide, and square roots
https://en.wikipedia.org/wiki/Stepped_reckoner -
bit
1 and 0 -
Ada byron
first programmer and stated no computer no matter how powerful could ever think which is still true today
https://en.wikipedia.org/wiki/Ada_Lovelace -
Analytical engine
followed programs on punched cards and designed to make decisions based on programs
https://en.wikipedia.org/wiki/Analytical_Engine -
herman hollerith
created IBM
https://en.wikipedia.org/wiki/Herman_Hollerith -
Census
is the procedure of systematically acquiring and recording information about the members of a given population.
https://en.wikipedia.org/wiki/Census -
mark 1
ibm- used punch cards- but could not make decisions so still calculator (sophisticated) but 51 feet in length and weight 5 tons -
Grace Murray Hooper
uesd "debug" to remove a moth
http://www.computerworld.com/article/2515435/app-development/moth-in-the-machine--debugging-the-origins-of--bug-.html -
ENIAC
made for WWII trajectory of shells but finished after war was over
http://www.ushistory.org/oddities/eniac.htm -
transistor
) invented to make computers smaller and less expensive
https://en.wikipedia.org/wiki/Transistor -
mainframe
large and expensive -
UNIVAC
used stored program concept correctly and first computer language with first keyboard -
IBM model 650
first medium sized computer -
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Jon Von Neumann
idea of stored program in cpu to control all functions
https://en.wikipedia.org/wiki/John_von_Neumann -
Bill gates
created a basic language interpreter -
Altair
fist microcomputer -
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bill gates
founded microsoft -
IBM-PC
had spreadsheet, accounting and word processing software -
network
computers connected to share software and devices -
ABC
used binary number system of 1s and 0s still used today (wasn’t recognized until the 1990s) -
Malicious code,privacy, antivirus prgrams
viruses, worms/illegal copies of software/detect and remove malicious code -
Bluetooth
wireless technology used to allow mobile computer devices to communicate
https://en.wikipedia.org/wiki/Bluetooth
