Ben Tucker GCSE Blog Computer Science 2019/20

30th Jan 20 Parity bit This can be used as a check to see if there is an even or odd number of 1's in a binary number E.G _0110101 To if you need it to be even and it is currently odd, then you will put a 1 to make it even. E.G _1100101 there is 4 1's here and it needs to be odd, so i will add a 5th 1 to make the parity odd. Linear search  A linear search is use when you have an unordered list and you need to find a value or item in the list and by using a linear search you go to the first item and ask is it the number you are looking for, if yes then you stop searching, if no then you continue to search in this manor asking the next item until you find the item you find the item you need or you reach the end and the item you are looking for isn't there. E.G. I need the number 42 in the following list.     23, 29, 34 , 37, 40, 42, 57.         I go to the first number is it 42, No then i go to the second number in the list is this one 42,...

9th Jan 2020 Copyright design & Patents Act. You can copy right; Film, Literature, TV Programs, Song/Music, Pictures, Games, and software. Google says: Copyright means  the exclusive and assignable legal right, given to the originator for a fixed number of years, to print, publish, perform, film, or record literary, artistic, or musical material. Patent means  a government authority or licence conferring a right or title for a set period, especially the sole right to exclude others from making, using, or selling an invention. The Computers Misuse Act. This act was created in 1990 by the UK Government, and this legislation was passed to criminalize unauthorized access to computing systems. As well as harsher punishment for those who then go and use those account that they haven't been authorised to use to use them for criminal  activity's. There are three stages to this act and they are: Stage 1- Unauthorized access to a system and c...