Concurrency, Parallelism, Concurrent Programming, Parallel Programming, Multithreading.
https://www.cs.uic.edu/~jbell/CourseNotes/OperatingSystems/4_Threads.html https://web.stanford.edu/class/archive/cs/cs106b/cs106b.1208/lectures/multithreading/Lecture29Slides.pdf https://web.stanford.edu/class/cs110/lectures/cs110-win2122-lecture-13.pdf