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Computing :desktop_computer: - Coggle Diagram
Computing :desktop_computer:
history of computing :scroll:
Alan Turing
Helped to develop the first modern computer and decoding Enigma machines. He created the Turing test to help invent artificial intelligence
Bletchley Park was used as a base to decode intercepted German messages during WW2
Charles Babbage
Invented the first successful automatic calculator
Ada Lovelace
She was considered the first computer programmer
Tommy Flowers
Designed and built Colossus the world's first programmable electronic computer to solve German codes
Grace Hopper: Grace Hopper was a computer programming language pioneer, who is credited with popularising the term 'debugging' after finding an actual moth in her computer! 9 Dec 2013
Grace Hopper
when were companies founded/launched?
https://cliftonhigh-my.sharepoint.com/:p:/g/personal/v_upex_cliftonhigh_co_uk/ETgTSa-aJ3NAtbhgvvs0iToBfKDzVCVIQ-q3qf92wFUA1A?rtime=uecrIg-e2Ug
wikipedia was made in January 15, 2001
youtube was made in February 14, 2005
e safety
what is phishing?
Phishing is a cybercrime in which a target or targets are contacted by email, telephone or text message by someone posing as a legitimate institution to lure individuals into providing sensitive data such as personally identifiable information, banking and credit card details, and passwords.
The information is then used to access important accounts and can result in identity theft and financial loss
basically a way of stealing money or personal information
it is a way of trick someone this can happen with spam
how not to be scammed
if you aren't expecting it then it's likely to be a scam
they ask for credit card details etc
they pretend to be your bank etc.
cypher
http://inventwithpython.com/cipherwheel
the cypher wheel is a way to decipher a code
you can do this with the right key
it was created by julieur sieser 100 BC
Developed around 100 BC, it was used by Julius Caesar to send secret messages to his generals in the field. In the event that one of his messages got intercepted, his opponent could not read them. This obviously gave him a great strategic advantage. So, what was the code?
link to a code wheel
binary
its the way computers count
with ones and zeros
but how does it work?
they have different decimal places
instead of 1000, 100, 10, 1
its like this!
5 more items...
One of the most famous, and avant-garde, mathematicians of the 17th century, Gottfried Wilhelm Leibniz, invented a binary numeral system and showed that it could be used in a primitive calculating machine.16 Dec 2013
computer hardware and software
