This is both a first and a second level course in Pascal. It starts at an elementary level and works up to a point where problems of realistic complexity can be tackled. It is aimed at two audiences: on the one hand the computer professional who has a good knowledge of Cobol or Fortran but needs convincing that Pascal is worth learning, and on the other hand the amateur computer enthusiast who may have a smattering of Basic or may be an absolute beginner. Its approach is based on two principles that are not always widely recognized. The first is that computing is no longer a specialist...