This chapter summarizes the principal components of computers and describes the concepts of hardware, software, operating systems, applications packages, and programming languages, both interpreted ...

Computers, the internet, email and cell phones continue to change the way the world works, plays and communicates. Computer usage, a key marker of technological progress, has increased significantly ...

Visit NAP.edu/10766 to get more information about this book, to buy it in print, or to download it as a free PDF. Quantum mechanics, the subfield of physics that describes the behavior of very small ...