![]() ![]() overflow error Occurs when the computer attempts to handle a number that is outside of the defined range of values can be represented. assembly language A low-level language that uses symbolic names, rather than binary sequences of 0s and 1s, to represent the machine language instructions. accumulator A special register in the CPU where data is put in order to perform arithmetic and logic operations. instruction counter A special register in the CPU that keeps track of the next instruction to be fetched. instruction register A special memory location in the CPU that stores the current instruction that is being executed. On each cycle the CPU fetches the next instruction from RAM, interprets it and executes it. fetch-execute cycle The basic process performed by the CPU. machine langauge A programming language that is directly readable by the computer's CPU. ![]() ALU Part of the CPU that performs all logic and arithmetic operations. CPU Part of the computer's hardware that interprets and runs the computer program. Mod operator Gives the remainder when one number is divided by another.
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