【實用教育app】Understanding Computer Operating Systems|最夯免費app-綠色工廠好玩App

In this book, you will learn what an operating system is and its functionalities. Our body couldn't function without our brains. The brain tells the various pieces of our body how to work and how to interact. Without a brain, we wouldn't be able to do anything at all. An operating system is kind of like the brain of a computer. You have a bunch of hardware like the CPU tower, the monitor, and the keyboard, but without a CPU, they can't do anything but power up and turn on. The operating system organizes files and lets the hardware know what it should do. Check out the Topics covered in this book: ★ WHAT IS AN OPERATING SYSTEM? ★ HISTORY OF OPERATING SYSTEMS ★ WHAT AN OPERATING SYSTEM DOES ★ Process Management ★ Memory Management ★ Disk and File Systems ★ Networking ★ Security ★ Internal Security ★ External Security ★ Graphical User Interfaces ★ Device Drivers ★ Application Interface ★ MICROSOFT WINDOWS ★ MAC OS ★ UNIX ★ LINUX ★ GNU ★ OTHER OPERATING SYSTEMS ★ INSTALLING AN OPERATING SYSTEM ★ DEFINING THE PROCESSES ★ Cache ★ Virtual Memory ★ System Resources ★ RAM ★ Computer Memory*** On Sale Now! (Normal Price $19.99) ***Get it now before promotion ends!