While the specifics of how multi-process, multi-threaded programs execute differ greatly between hardware platforms, operating systems, and compilers, all share some general characteristics. This chapter defines a general model for conceptualizing the way processes and threads execute and introduces the concepts of
threads,
processes, and
groups.
Chapter 21, “Group, Process, and Thread Control” is a more exacting and comprehensive look at these topics.
“A Couple of Processes”