A revised and updated edition offers comprehensive coverage of ECMAScript 5 (the new JavaScript language standard) and also the new APIs introduced in HTML5, with chapters on functions and classes completely rewritten and updated to match current best practices and a new chapter on language extensions and subsets.

"This book helps push the conceptual and applied boundaries of virtual immersive learning, offer how virtual immersive spaces may be exploited for effective learning in terms of the technologies, pedagogical strategies, and directions"--Provided by publisher.

"A concise, focused study aid to accompany VCP for vSphere 4 Study Guide As organizations seek to cut infrastructure costs, virtualization has become a lucrative specialty for IT professionals. VCP is the leading virtualization certification, and this book is designed to work hand-in-hand with the VCP for vSphere 4 Study Guide to better prepare VMware pros for the comprehensive exam. Filled with review information, it helps you deepen your understanding of vSphere, the first cloud operating system. Virtualization skills are much in demand, and VMware professionals become more marketable when they achieve VCP certification; this review guide works with other learning tools to increase vSphere knowledge and confidence Offers invaluable help for last-minute review Covers planning, installing, and upgrading ESX/ESXi; configuring ESX/ESXi networking and storage; installing and configuring vCenter Server; deploying and managing virtual machines and vApps; managing compliance; establishing service levels; and basic troubleshooting CD includes two practice exams, flashcards, and a searchable glossary of key terms. This highly focused Sybex review guide is the perfect study companion to VCP for vSphere 4 Study Guide, helping you achieve VCP certification, increased confidence, and better job opportunities."--

Provides one thousand practice questions and answers and four practice tests for the 220-701 and 220-702 exams.

"A concise, focused study aid to accompany VCP for vSphere 4 Study Guide As organizations seek to cut infrastructure costs, virtualization has become a lucrative specialty for IT professionals. VCP is the leading virtualization certification, and this book is designed to work hand-in-hand with the VCP for vSphere 4 Study Guide to better prepare VMware pros for the comprehensive exam. Filled with review information, it helps you deepen your understanding of vSphere, the first cloud operating system. Virtualization skills are much in demand, and VMware professionals become more marketable when they achieve VCP certification; this review guide works with other learning tools to increase vSphere knowledge and confidence Offers invaluable help for last-minute review Covers planning, installing, and upgrading ESX/ESXi; configuring ESX/ESXi networking and storage; installing and configuring vCenter Server; deploying and managing virtual machines and vApps; managing compliance; establishing service levels; and basic troubleshooting CD includes two practice exams, flashcards, and a searchable glossary of key terms. This highly focused Sybex review guide is the perfect study companion to VCP for vSphere 4 Study Guide, helping you achieve VCP certification, increased confidence, and better job opportunities."--

Computers have changed so much since the room-filling, bulky magnetic tape running monsters of the mid 20th century. They now form a vital part of most people's lives. And they are more ubiquitous than might be thought - you may have more than 30 computers in your home: not just the desktop and laptop but think of the television, the fridge, the microwave. But what is the basic nature of the modern computer? How does it work? How has it been possible to squeeze so much power into increasingly small machines? And what will the next generations of computers look like? In this Very Short Introduction, Darrel Ince looks at the basic concepts behind all computers; the changes in hardware and software that allowed computers to become so small and commonplace; the challenges produced by the computer revolution - especially whole new modes of cybercrime and security issues; the Internet and the advent of 'cloud computing'; and the promise of whole new horizons opening up with quantum computing, and even computing using DNA--