emory >Memory is to store data and program instructions for CPu to execute a program and its data must be brought to memory before they can be executed >A memory unit is an ordered sequence of bytes, each holds eight bits 斗时 Liang, Introduction to Java Programming, revised by dai-kaiyuLiang, Introduction to Java Programming,revised by Dai-kaiyu 7 Memory ØMemory is to store data and program instructions for CPU to execute. A program and its data must be brought to memory before they can be executed. ØA memory unit is an ordered sequence of bytes, each holds eight bits