The Evolution of Technology
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Köp båda 2 för 617 krRon White has been writing How Computers Work for 20 years, during which time he's also been executive editor at PC Computing magazine, BYTE.com, and groovyPost.com. He's been a computer columnist for Windows Sources and 80 Micro. How Computers Work was named best nonfiction computer book, and his writing has been honored by the Maggie Awards, the Robert F. Kennedy Journalism Awards, and The National Endowment for the Humanities. He and his wife, Sue, have bounced back and forth between Boston and San Francisco before finally ending up in San Antonio.
Table of Contents
Introduction ...............................................................................................................xvii
Part 1: What Makes a Computer a Computer 2
Chapter 1: The Ghostly LEGOs of Computing .................................................................6
How Waves Take the Universe on a Joy Ride .........................................................8
How Information Rides the Waves ......................................................................10
How Electromagnetism Is the Ghost in the Machine .............................................12
How We Control Electricity ................................................................................14
How Computers Create Our World Using Numbers .............................................16
Chapter 2: How Computers Remember ........................................................................18
How a Little Transistor Does Big Jobs ..................................................................20
Writing Data to RAM ........................................................................................22
Reading Data from RAM ...................................................................................24
How Flash Memory Remembers When the Switch is Off ......................................26
Chapter 3: How a Little Microprocessor Does Big Things ...............................................28
How a Processor Tracks Numbers .......................................................................32
How a Processor Does Math ..............................................................................34
How a Processor Moves Data ............................................................................36
How Multi-Core Processors Work .......................................................................38
How Desktop CPUs Keep It Complex ..................................................................40
How Mobile CPUs Keep It Simple .......................................................................41
Chapter 4: How Motherboards Conduct a Symphony of Data .........................................42
How a Motherboard Brings It All Together ..........................................................46
How the Chipset Directs Traffic ...........................................................................48
How PCI-Express Breaks the Bus Barrier ..............................................................50
Part 2: SoftwareThe Computers Own Poetry 52
Chapter 5: How Words Are Stitched into Programs .......................................................64
How a Program Is a Roadmap ...........................................................................68
How Software Interpreters Generate Action.........................