ICT exam questions (practice) Flashcards
when was Alan born?
23rd June 1912
where was he born
maida vale
where did alan go to school
kings collage 1931 to 1934 (3yrs)
princeton uni 1936 to 1938
what subject did he study
mathamatics
what work was done at Bletchley park in ww 2
britains main decryption establishments
where was bleachley park
buckinghamshire
why did germany use enigma
to send secure messages
what was the ‘bombe’ what did it do
cracked enigma
who was joan clarke
an english cryptanalyst and numismatist she was a good friend to alan then his fiancée then alan ended up breaking up with her
how did he die?
suiside using syanide poisining
how old when he died
41 yrs
why was turing test shut down after 16 hrs
it was being mean via its twitter account
ethernet cable advantage
faster than wifi
longer distances compared to wifi
cant be hacked wirelessly
disadvantages ethernet cables
cant move easily
limited by number of sockets for wires
wires cost money
3G moble tower
advantage
no need for wires
3G moble towers
disadvantage
slower than wires
limited range
could be hacked if data is not encrypted or scrambled
underwater cables
called
how is data passed
optic fibre cables
data as beams of light down thin tubes
how much international traffic goes where
97%
under the sea
optic fibre cables
advantage
data travels at speed of light
cheaper than sending satellites
optic fibre cables
disadvantage
can be brocken
URL
what is it
stands for
internet adress
uniform resource locator
website adress
has 3 parts what are they
- protocol
- domain name
- file or folder
website adress set out like
https://wwwEXAMPLE.co.uk/WEB
HTML
stands for
hyper
text
markup
language
