anotheras shown in figure - the list has beginninga middleand an end as shown in the figurethe items are numbered (even if you might not normally number them in real lifepython always numbers the items for you figure - list is simply sequence of itemsmuch as you would write on notepad understanding how computers view lists the computer doesn' view lists in the same way that you do it doesn' have an internal notepad and use pen to write on it computer has memory the computer stores each item in list in separate memory locationas shown in figure - the memory is contiguousso as you add new itemsthey're added to the next location in memory figure - each item added to list takes the next position in memory in many respectsthe computer uses something like mailbox to hold your list the list as whole is the mail holder as you add itemsthe computer places it in the next mailbox within the mail holder