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There are 25 Results with the keyword : "Computer science from A to Z"
Computer science from A to Z
A is for Algorithm
Looking up a word in a dictionary, doing an addition, finding the shortest route on a map...
To solve these problems, systematic methods exist that are sure to lead to the desired result: algorithms.
Keywords:
Home > Research > Digital culture > Computer science from A to Z > A comme Algorithme
Computer science from A to Z
C is for Cryptography
You can make an online card payment in a single click.
The communication is secured: a pirate intercepting the transaction would not see anything usable, just a series of seemingly meaningless figures.
Keywords:
Home > Research > Digital culture > Computer science from A to Z > C comme Cryptographie
Computer science from A to Z
D is for Data
You have four friends coming over for dinner and your fridge is half-empty. You scour the index of your cookery book and find a risotto that you can rustle up with your limited provisions.
Your evening has been rescued... by a database!
Keywords:
Home > Research > Digital culture > Computer science from A to Z > D comme Données
Computer science from A to Z
E is for Equation
“The great book of nature is written in the language of mathematics”, said Galileo.
But, when faced with some particularly tricky equations, scientists have found a useful ally in the computer!
Keywords:
Home > Research > Digital culture > Computer science from A to Z > E comme Equation
Computer science from A to Z
F is for Form (Shape)
Recognising a face, understanding a word you hear, distinguishing "spam" from legitimate e-mails, spotting an abnormal ECG: for a computer, all these things more or less come down to the same thing... shape recognition.
Keywords:
Home > Research > Digital culture > Computer science from A to Z > F comme Forme
Computer science from A to Z
G is for Grid
A bicycle manufacturer may spread the manufacturing of its bicycles' constituent parts among several plants.
Computer scientists do the same when faced with some complex calculations: they break them down into multiple tasks, which are then assigned to different computers, which perform them simultaneously.
Keywords:
Home > Research > Digital culture > Computer science from A to Z > G comme Grille
Computer science from A to Z
H is for Horology (Clocks)
Like a symphony orchestra, a computer system is composed of very varied elements: processors to process information, memories to record it, interfaces to communicate with the outside world, etc.
And the "conductor" of a computer is its clock.
Keywords:
Home > Research > Digital culture > Computer science from A to Z > H comme Horloge
Computer science from A to Z
I is for Internet
You want to wish a happy birthday to your old friend who has retired to Bora Bora?
You can contact him via instant messaging software and the Internet, the network of networks, which links computers all over the world.
Keywords:
Home > Research > Digital culture > Computer science from A to Z > I comme Internet
Computer science from A to Z
J is for Jeu (Games)
From its hiding place behind a treasure chest, an enormous dragon jumps out in front of you.
Its fiery breath lights up the dungeon as its glistening eyes are fixed upon you...
There's no point in running, it's only a video game!
Keywords:
Home > Research > Digital culture > Computer science from A to Z > J comme Jeu
Computer science from A to Z
K is for Kilobit
The quantity of information that a network can transmit increases by a factor of nearly 1000 every 10 years:
from several thousand bits (kilobits) per second in 1980, to a few million (megabits) in 1990, to billions (gigabits) in the 21st century.
Keywords:
Home > Research > Digital culture > Computer science from A to Z > K comme Kilobit
