| A | B |
| array | fixed-size data structure that stores a sequence of items |
| data structure | structure used to store a group of values |
| forAllInOrder statement | control statement used to process each list item in sequence |
| forAllTogether statement | control statement used to processes each list item in parallel |
| index | position of an item in a list |
| item | an element that appears in a list |
| iterate | to repeat the execution of a set of statements against the items in a list |
| list | data structure that stores a sequence of items, which can be any Alice type |
| null | a value that denotes the absence of an object |
| partNamed() function | function that provides a means of retrieving a component |
| position | another term for an index |
| random number | number generated by a process that simulates random selection |