Concurrency and Parallelism

Explores how computers achieve concurrency and parallelism at three levels: thread-level concurrency through multi-core processors and hyperthreading, instruction-level parallelism via pipelining and superscalar operations, and SIMD parallelism for processing multiple data elements simultaneously. Explains the evolution from single-processor time-sharing systems to modern multi-core architectures and how these concepts enable computers to handle multiple tasks efficiently.