data types

81 = 1010001
205 = 11011001
27 = 1111
     128 64 32 16 8 4 2 1
327 = 10000111

179 = 1 0 1 1 0 1 = B£

179 - 128 = 51 - 32 = 29 - 16 = 13

230 = 128 64 32 16 8 4 2 1 = E6
       1  1  1   0 1 1 1 1
230-128= 102 - 96 = 4
78 = 0101 = 4E

241 = 11111
128 + 64 + 32 = 124 + 16 = 140 + 8 =
F1



lists are items that link tp the other items that follow it. these use arrays to work out the left and right pointers.
array is a varable for holding more then one item. these are stored in ajasent locations.

stacks where data is pushed out when added to the top.
Queued first in first out, this allows for batch processing of data.