80.1 Integrated Circuits(RAM, ROM) Dynamic RAMs(DRAMs). Static RAMs(SRAMs).Nonvolatile Programmable Memories. Read-Only Memories(ROMs) W. David Pricer 80.2 Basic Disk System Architectures IBM Basic Magnetic Disk System Architecture.Characterization of 1/0 Workloads. Extensions to Conventional Disk Architectures Randy H. Katz