EMC Corporation agreed to acquire Vmware, Palo Alto, California-based start-up developing Intel virtualization software, for approximately $635 million in cash. VMware's technology enables multiple operating systems -- including Microsoft Windows, Linux and NetWare -- to run simultaneously and independently on the same Intel-based server or workstation and dynamically move live applications across systems. EMC plans to use the technology to help its customers create a single pool of available storage and computing resources across a heterogeneous...