PPT-Chapter 13 Selected Storage

Systems and Interface Chapter 13 Objectives Appreciate the role of enterprise storage as a distinct architectural entity Expand upon basic IO concepts to include storage protocols Understand the interplay between data communications and storage architectures. (b) fifteen metres, if the water capacity of the vessels exceeds forty thousand litres . Hard disks. Magnetic disks. Magnetic disks provide bulk of secondary storage of modern computers. Drives rotate at 60 to 200 times per second. Transfer rate. is rate at which data flow between drive and computer. List Capacities. Describe Hard Disk Characteristics. Explain Cloud Storage Advantages. Differentiate Between CDs & DVDs. Explain Miniature Storage Use. Identify the Uses for Tape. Storage. Holds Data, Instructions, & Information. Chapter Contents. Section A: Personal Computer Basics. Section B: Microprocessors and Memory. Section C: Storage Devices. Section D: Input and Output Devices. Section E: Hardware Security. Chapter 2: Computer Hardware. Name several general . characteristics of . storage systems.. Describe the two most common types of hard drives and what they are used for today.. Discuss the various types of optical discs available . Alhashimi. Storage. Storage . holds data, instructions and information for . future use. .. Storage medium,. also called . secondary storage, . . Is the physical material on which a computer keeps data, instructions and information.. 1. Suppose that . A. and . B. are independent events with . P. (. A. ) = 0.2 and . P. (. B. ) = 0.4. . is. :. a) 0.08. b) 0.12. c) 0.44. . d. ) 0.52. e) 0.60.. 16.1 Introduction. Databases typically stored on magnetic disks. Accessed using physical database file structures. Storage hierarchy. Primary storage. CPU main memory, cache memory. Secondary storage. Chapter 6 — Storage and Other I/O Topics — . 2. Introduction. I/O devices can be characterized by. Behaviour: input, output, storage. Partner: human or machine. Data rate: bytes/sec, transfers/sec. Lecture for CPSC 5155. Edward Bosworth, Ph.D.. Computer Science Department. Columbus State University. Chapter 6 — Storage and Other I/O Topics — . 2. Introduction. I/O devices can be characterized by. Explain the limitations of flash memory.. Define wear leveling.. Define the term IO Transaction. Define the terms synchronous bus and asynchronous interconnect.. Explain the difference between polling and interrupts. Locate and Transfer data. Floppy Disk. Small files to be transported. Secondary Storage. Primary Storage. Hard Disk. CDs and DVDs. Miniature Storage Media. Tape. Items waiting to be interpreted and executed by processor. Edited By : Asma AlOsaimi Modified by: Nawal AlShehri Objectives storage devices vs. storage media Storage characteristics magnetic storage Optical storage Flash memory storage Cloud storage Other storage devices Chapter 11: Mass-Storage Systems. Overview of Mass Storage Structure. HDD Scheduling. NVM Scheduling. Error Detection and Correction. Storage Device Management. Swap-Space Management. Storage Attachment.