Logic circuit / noun C [2] a digital electronic circuit that compares two or more inputs and gives an output according to a particular rule of logic
Look-up table / noun C [12,13] a method by which a program uses two sets of related records to find a required value. It is quicker than calculating the value using a formula but takes up more memory space.
Loop structure / noun C [21] see iteration
Low-level language / noun C [22] a computer language such as machine code or assembly language that is closer to than to that of a human language
Loyalty card / noun C [2] an electronic card that gives the owner discount on purchases at a particular store depending on how much they spend