Chapter Summary
A computer’s main memory holds the program that is currently executing, and it also holds many of the data items that the program is manipulating. A computer’s main memory is divided into a series of numbered locations called bytes. This memory is volatile: The data it holds disappears when the computer’s power is off.
A computer’s auxiliary memory is used to hold data in a more or less permanent way. Its data remains even when the computer’s power is off. Hard disk drives, flash drives, CDs, and DVDs are examples of auxiliary memory.
A compiler is a program that translates a program written in a high-level language like Java into a program written in a low-level language. An interpreter is a program that performs a similar translation, ...
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