Ex1+T4+Question+3

3. Mention at least 8 things that happened during the computer pre-history period mentioned in class. Explain why they are considered important enough to be in such timeline.

1Abacus, this was made by the chinese people and helped to memorize and to count what they want, this helps to make some easy operations.This works as the first calculator 2 Jhon nappier- bones this was more efficient than the abacus, but was almost the same. 3 Pascalli calculator that worked like KM in cars although it worked with a mechanical system, when it turned 9, the other number turned 1 and the 9 turned into 0, this technology was very important for that time, and is nowadays used on cars kilometer and in clock, by changing the hours and minutes. 4 Next calculator but used he binomial system which was the first system that can save many information just with 1 or 0. The number of information can be very big. Nowadyas is the system which is used for any kind of computer. 5 In France the punched cards can read information because of the holes that this uses. The punched card was used for information storage and they were easy to read. This technology was important for things such as parking tickets, although it isnt used a lot and it might disappear. 6 Charles did the plan for the first computer as a machine, it was the size of a football field and in that time they dindt even had the technology for creating it but is one of the first steps for the computers we have today. 7Lady lovelase for this computer, it was only a project, becuase it was as big as 4 football ground, the construction of this computer was not possible because there was not the entire technoloigy for this. ​

8The "micro chip" that has a smaller size than a nail, this technology is used for cell phones and in some cases for lap tops or other devices that achieve information in a small thing, also like mp3 or ipods. this devices are expensive and you have to be careful with them.


 * The first PC created was a big machine and this has the keyboard and the screen apart and this was the beginning of the modern computers and has more space for achieve information.