Acknowledgments Introduction p. 1 Brief History of Information Storage Technology p. 2 Early Storage Technologies p. 2 Storage of Sound p.
|
|
- Moses Stone
- 5 years ago
- Views:
Transcription
1 Preface p. xix Acknowledgments p. xxi Introduction p. 1 Brief History of Information Storage Technology p. 2 Early Storage Technologies p. 2 Storage of Sound p. 3 Computer Data Storage p. 5 Basic Concepts p. 7 The Modern Computer p. 8 Memory and Storage p. 10 Binary System p. 11 Bits, Bytes, and Beyond p. 13 Storage Capacity Definitions p. 15 Digital and Analog Signals p. 15 Analog versus Digital p. 15 Analog-to-Digital Conversion p. 20 Data Sampling and Undersampling p. 21 Anti-Aliasing Filter Design p. 22 Data Quantization and Encoding p. 23 Data Transmission p. 24 Error Detection and Correction p. 26 Appendix p. 28 Computer Interfaces p. 29 Introduction p. 30 Interface Speed Summary p. 31 Data Transmission: Serial versus Parallel p. 32 Serial Interface p. 33 Parallel Interface p. 34 IDE, EIDE, UDAM or ATA, and ATAPI p. 35 ATA-2 (or Fast ATA or EIDE [Enhanced IDE]) p. 37 Apple-ATA p. 37 ATA-3 (or Fast ATA or EIDE [Enhanced IDE]) p. 37 ATAPI p. 37 ATA/ATAPI-4 (Ultra ATA, UDMA, or ATA-33) p. 38 ATA/ATAPI-5 (or ATA-66, Ultra ATA-66, or Ultra DMA-66) p. 38 ATA/ATAPI-6 (or ATA-100 or Ultra ATA-100) p. 38 The Future of ATA p. 41 PC Card Interface (Former Pcmcia) p. 41 Universal Serial Bus (USB) p. 42 USB Hubs p. 44 Connectors and Cables p. 45
2 USB OS Support p. 46 USB 2.0 p. 46 USB versus Serial and Parallel Interface p. 47 IEEE 1394 Firewire p. 47 Basic Architecture p. 49 Basic Design p. 50 USB 1.1 versus IEEE 1394 FireWire p. 53 Small Computer Systems Interface (SCSI) p. 55 Initiator and Target p. 55 SCSI-1 p. 56 SCSI-2 p. 56 SCSI-3 p. 57 Single-Ended and Differential SCSI p. 58 Termination p. 59 SCSI versus IDE/ATA p. 59 SCSI versus USB and IEEE 1394 FireWire p. 60 Future of SCSI p. 60 Fibre Channel-Arbitrated Loop (FC-AL) p. 62 Basic Terms p. 63 Topology: Point-to-Point Connection p. 63 Arbitrated Loop p. 63 Fabric p. 65 FC Architecture p. 66 Frames p. 67 Cables and Connectors p. 68 FC Summary p. 69 SSA (Serial Storage Architecture) p. 69 Interface Summary p. 70 Magnetic Recording Storage Systems p. 71 Introduction p. 72 Basic Principles of Magnetic Recording p. 74 Magnetic Materials and Hysteresis Loop p. 74 Density of Recording p. 77 Reading Data with Inductive Heads p. 78 Data Reading: Magnetoresistive (MR) Heads p. 80 Recording or Writing Data p. 81 Data Encoding p. 83 PRML (Partial Response Maximum Likelihood) p. 88 Limits of Magnetic Recording: Superparamagnetism p. 88 Hard Disk Drive p. 90 Introduction p. 90
3 Drive Manufacturers p. 91 HDD Technology p. 92 Basic Drive Design p. 94 Physical Drive Dimensions and Performance p. 99 Basic Drive Concepts p. 100 Formatting p. 103 File System p. 104 Drive Interface p. 105 Drive Capacity Choice p. 105 Drive's RPM: The Need for Speed p. 106 Drive Installation p. 108 Understanding the HDD Specification p. 111 Removable Magnetic Storage p. 114 Floppy Disk 1.44 MB p. 114 HiFD 1.44/200 MB p. 117 Superdisk (LS-120) 1.44/120 MB p. 119 Zip Drive 100/250 MB p. 120 Jaz Drive p. 124 Orb Drive p. 126 Iomega Clikl 40 MB Drives p. 128 External Hard Disk Drives p. 129 Summary p. 132 Magnetic Storage on Tape p. 133 Introduction p. 133 Brief History of Magnetic Tape Storage p. 134 Tape Storage Technology p. 136 Tape Media Technology p. 137 Popular Tape Storage Technologies p. 140 Summary p. 155 Optical Storage p. 157 Introduction p. 158 The History of Optical Storage p. 158 Basic Optics for Optical Storage Systems p. 159 Lens and Light Focusing p. 162 Diffraction Grating p. 163 Light Polarization p. 164 Beam-splitter p. 165 Light Collimator p. 165 The Laser Diode p. 165 Detector Arrays p. 166 Limitations of the Optical Data Storage p. 167
4 Compact Disc (CD) p. 168 Introduction p. 168 CD: Basic Design p. 169 Data Encoding p. 172 Making a CD p. 174 Spin Rates and Data Transfer Rate p. 176 Interfaces p. 177 TrueX Multibeam CD/DVD Technology p. 177 Recordable CD (CD-R) p. 178 ReWritable CD (CD-RW) p. 180 CD Performance Comparison p. 182 Understanding the CD Drive's Specifications p. 183 DVD p. 187 Introduction p. 187 DVD Formats p. 189 DVD Configurations and Basic Design p. 189 DVD-R and DVD-RW or RAM p. 192 DVD-ROM p. 194 DVD-Video and DVD-Audio p. 194 Red Laser versus Blue Laser p. 196 Performance Comparison p. 196 Understanding the DVD Drive Specification p. 198 Magneto-Optical Storage Systems p. 201 Introduction p. 202 Basics of Mo Recording p. 206 Basics of Mo Reading p. 208 Mo System: Basic Design p. 209 Direct Overwrite (DOW) p. 211 Magnetically Induced Super Resolution (MSR) p. 212 Understanding Mo Drive Specifications p. 214 Nonvolatile Solid-State Memory p. 217 Introduction p. 218 Basics of Semiconductor Memory Technology p. 221 Semiconductors p. 221 Bipolar Junction Transistor p. 221 MOSFET (Meta-Oxide-Semiconductor Field-Effect Transistor) p. 223 Computer Random Access Memory (RAM) p. 225 DRAM (Dynamic RAM) p. 226 Cache p. 226 Level-1 Cache p. 227 Level-2 Cache p. 227
5 Computer Memory Chips p. 228 Flash Memory p. 229 Basics of Flash Memory Technology p. 230 Flash Memory Cards p. 232 Nor p. 233 Nand p. 234 Dinor (Divided Bit-Line Nor) p. 234 And p. 234 Flash Memory Card Formats p. 235 SmartMedia p. 236 CompactFlash p. 236 Miniature Card p. 237 Serial Flash Module p. 237 MultiMediaCard p. 238 Memory Stick p. 238 Solid-State Hard Disk Drives p. 239 Summary p. 241 New Applications of Storage Devices p. 243 MP3 Players p. 244 MP3 Player with Built-in Flash Memory and External SmartMedia Memory Card p. 245 MP3 Player with Memory Stick p. 246 MP3 Player with a Clik! p. 246 MP3 Player with Magnetic Hard Disk Drive p. 247 Mobile Phone/MP3 Player p. 247 Digital Camera/MP3 Player p. 248 Digital Cameras p. 248 Digital Camera with Solid-State Memory p. 249 Digital Camera with a Hard Disk Drive p. 250 Digital Camera in a Watch p. 250 Digital Camera with Multiple Recording Media p. 251 Digital Camera with a Memory Stick p. 251 Solid-State Memory-to-Floppy Disk Adapter p. 252 Digital Camera with a Clik! p. 253 Digital Camera with a CD-R p. 253 Personal Digital Assistants (PDA) p. 254 Palm Pilot VIIx p. 255 Sony CLIE with a Memory Stick p. 256 TRGpro with the CompactFlash Expansion Slot p. 257 HP Jornada 548: Powered by PocketPC OS p. 257 HP Jornada 720: Handheld PocketPC p. 258 Personal Video Recorder p. 259
6 Basic Design p. 259 Storage on the Web p. 263 Introduction p. 264 Internet Speed and Connections p. 265 Modems p. 265 Broadband Internet: xdsl p. 267 ADSL (Asymmetrical DSL) p. 269 Other DSL Technologies p. 270 What is Your Connection Speed? p. 271 Data Storage on the Web: Case Studies p. 271 On-line Backup p. 272 On-line Backup, Exchange, and Virtual Offices p. 272 SAN, NAS, and RAID Fundamentals p. 275 Storage Networking p. 276 Introduction p. 276 Fundamentals of NAS (Network Attached Storage) p. 280 Fundamentals of SAN (Storage Area Network) p. 281 SAN versus NAS p. 283 RAID (Redundant Array of Independent [or Inexpensive] Drives) p. 284 RAID Functions p. 285 RAID Levels p. 285 Data Availability p. 288 RAID Performance Characteristics p. 288 Hot-Spare Drives p. 289 Extended Data Availability and Protection (EDAP) p. 289 New RAID Classification p. 290 Data Loss and Recovery p. 293 Introduction: Why it Happens p. 294 Poor Handling p. 294 Manufacturing Defects p. 295 How to Prevent Data Loss p. 296 Software for Data Protection and Recovery p. 297 AntiVirus Software p. 297 Backup Software p. 298 Diagnostics, Analysis, and Recovery p. 299 What to Do if the Disaster Already Happened p. 301 Floppy Disks p. 302 Removable Media Magnetic Storage p. 303 Magnetic Hard Disk Drive p. 303 CD, CD-R, CD-RW, and DVD p. 305 Data Recovery Services p. 306
7 How to Choose or Upgrade your DVD, HDD, or CD-ROM p. 307 Interface p. 308 What is Interface? p. 308 What Kind of Interfaces are There? p. 308 What is My Interface of Choice? p. 308 Hard Disk Drive p. 309 What is the Hard Disk Drive? p. 309 Who are the Main Manufacturers of Hard Disk Drives? p. 309 What is the Price Range I Should be Looking For? p. 309 What HDD Interface Should I Choose: IDE, EIDE, ATA, UDMA, ATA-33, ATA-66, ATA-100, p. 310 SCSI, USB, Parallel, etc.? What are the Main Performance Parameters to Look For? p. 312 What Other Parameters Should I Consider before Buying a Drive? p. 312 How Many Drives Can I Install on My Computer? p. 313 Is There Any Capacity Limitation for the Drive? p. 313 Can I Use the Same Drive for Desktop and for Laptop Computers? p. 314 Removable Magnetic Storage p. 314 What is the Removable Magnetic Storage? p. 314 Who are the Main Manufacturers of Removable Magnetic Storage Devices? p. 315 What Type of Removable Magnetic Storage Should I Buy? p. 315 What is the Price Range I Should be Looking For? p. 315 What Interface Type Should I Select: ATAPI, SCSI, Parallel, USB, or FireWire? p. 316 What are the Main Performance Parameters to Look For? p. 316 What are Other Parameters Should I Consider? p. 316 Can I Use the Same Drive for Desktop and for Laptop Computers? p. 316 CD, CD-R, and CD-RW p. 316 What is CD, CD-R, and CD-RW? p. 316 Who are the Main Manufacturers of CD Drives? p. 317 What Type of CD Storage Should I Buy? p. 317 What is Spin Rate? p. 317 How to Understand the Markings of CD-ROM, CD-R, and CD-RW p. 318 What is the Price Range I Should be Looking For? p. 318 What Interface Should I Choose: ATAPI, SCSI, parallel, or USB? p. 318 Should I Buy Internal, External, Single-Disc, or Jukebox? p. 319 What are the Main Performance Parameters to Look For? p. 319 What Other Parameters Should I Consider before Buying the Drive? p. 319 How Many CD Drives Can I Install on My Computer? p. 319 Can I Use the Same CD Drive for Desktop and for Laptop Computers? p. 320 What is a DVD? p. 320 Who are the Main Manufacturers of DVD? p. 320 What Type of DVD Storage Should I Buy? p. 320 What is the Price Range I Should be Looking For? p. 321
8 What Interface Should I Choose: EIDE, SCSI, or FireWire? p. 321 What are the Main Performance Parameters to Look For? p. 322 What Other Parameters Should I Consider before Buying a DVD Drive? p. 322 How Many DVD Drives Can I Install on My Computer? p. 322 Can I Use the Same DVD Drive for Desktop and for Laptop Computers? p. 322 Magnetic Tape Drive p. 322 What is Magnetic Tape Storage? p. 322 What Type of Tape Storage Should I Look For? p. 323 Who are the Main Manufacturers of Tape Storage? p. 324 What is the Price Range I Should be Looking For? p. 324 What Interface Should I Choose: Parallel, Floppy, IDE/ATAPI, or SCSI p. 325 What are the Main Performance Parameters to Look For? p. 325 What Other Parameters Should I Consider Before Buying a Drive? p. 325 How Many Tape Drives Can I Install on My Computer? p. 326 Web Storage Alternatives p. 326 What is Web Storage? p. 326 Who are the Main Providers of Web Storage? p. 327 How do I Choose the Right Service Provider? p. 327 What is the Price Range I Should be Looking For? p. 327 What are the Main Performance Parameters to Look For? p. 327 Can I Access this Data from Another Computer or Another Location? p. 327 Glossary p. 329 References p. 349 Index p. 351 Table of Contents provided by Blackwell's Book Services and R.R. Bowker. Used with permission.
Removable Storage and Computer Interfaces
Removable Storage and Computer Interfaces JICA Computer Science Course in 2009 H. Miyata Contents Preface Computer Interfaces IDE(ATAPI) SCSI USB etc. Storage Devices and Media CD, DVD MO Flash memory
More informationA+ Certification Guide. Chapter 12 Storage Devices
A+ Certification Guide Chapter 12 Storage Devices Chapter 12 Objectives Drive Interface Types Hard Disk Drives SSD / Flash Drives Identify External Removable Storage RAID Optical Drives Floppy Drives Tape
More informationChapter 6A. Describing Storage Devices. Describing Storage Devices. Types of Storage Devices. Store data when computer is off Two processes
Chapter 6A Types of Storage Devices Describing Storage Devices Store data when computer is off Two processes Writing data Reading data 2 Describing Storage Devices Storage terms Media is the material storing
More informationFY04: jennifer george. Course Information
FY04: Course Information Autumn Term Jennifer George Email: mas02jg@gold.ac.uk Office Hours: Mondays 3.00pm 5.00pm (email for appointments) Office: Room 4, 29 St James 1 Lectures & Labs Lectures: RHB 306
More informationPersonal computer hardware From Wikipedia, the free encyclopedia (Redirected from Computer hardware)
Personal computer hardware From Wikipedia, the free encyclopedia (Redirected from Computer hardware) Personal computer hardware are component devices which are typically installed into or peripheral to
More informationMemory Study Material
Computer memory refers to the devices that are used to store data or programs on a temporary or permanent basis for use in a computer. Any data or instruction entered into the memory of a computer is considered
More informationGrade 5 lesson 2 Computer storage and computer care and you
Grade 5 lesson 2 Computer storage and computer care and you COMPUTER STORAGE 1 Storage is a means to hold and store data to present and future use. All computers have some sort of storage to function properly.
More informationDiscovering Computers Fundamentals, 2011 Edition. Living in a Digital World
Discovering Computers Fundamentals, 2011 Edition Living in a Digital World Objectives Overview Describe the characteristics of an internal hard disk including capacity, platters, read/write heads, cylinders,
More informationComponents of a personal computer
Components of a personal computer Computer systems ranging from a controller in a microwave oven to a large supercomputer contain components providing five functions. A typical personal computer has hard,
More informationTODAY AND TOMORROW. Storage CHAPTER
1 TODAY AND TOMORROW 3 Storage CHAPTER Storage Systems Characteristics All storage systems have specific characteristics Storage medium (what data is stored on) Can be removable or nonremovable from the
More informationWhat is Data Storage?
What is Data Storage? When we talk about storing data, we mean putting the data in a known place. We can later come back to that place and get our data back again. Writing data or saving data are other
More informationChapter I The System Unit
Date :../. / Chapter I The System Unit Day :.. Mother Board System Unit Types Desktop System Units Notebook System Units Tablet PC System Units Handheld Computer System Units System Board " Motherboard"
More informationObjectives Overview. Chapter 7 Types of Storage. Instructor: M. Imran Khalil. MSc-IT 1st semester Fall Discovering Computers 2012
Chapter 7 Types of Storage Instructor: M. Imran Khalil MSc-IT 1 st Semester Fall 2016 Discovering Computers 2012 Your Interactive Guide to the Digital World Objectives Overview Differentiate between storage
More informationROYAL INSTITUTE OF INFORMATION & MANAGEMENT
ROYAL INSTITUTE OF INFORMATION & MANAGEMENT Computer Hardware Course Contents : A+ Operating System Technologies: Introduction to Computers Types of Software & languages Introduction to Operating System
More informationToday we will learn about:
Storage Devices Today we will learn about: Storage Devices Ancient technology (from my days as a student) Floppies CD_ROM, DVDs Hard drives Magnetic tape Storage versus Memory Memory holds data, programs
More informationvinodsrivastava.wordpress.com
vinodsrivastava.wordpress.com SECTION 3 STORAGE SYSTEM This Section you will learn about: BACK-UP STORAGE NEED OF BACK-UP ACCESSING DATA FROM STORAGE TYPE OF BACKUP(Secondary Storage) Devices o Magnetic-
More informationData rate - The data rate is the number of bytes per second that the drive can deliver to the CPU.
A+ Guide to Hardware, 4e Chapter 7 Hard Drives Learning from Floppy Drives Floppy drives are an obsolescent technology Replacements: CD drives and USB flash memory Good reasons for studying floppy drive
More informationIntroduction to computers
Introduction to Computers 1 Introduction to computers You will learn what are the basic components of a computer system and the rudiments of how those components work. Are Computers Really So Confusing?
More informationSession: Hardware Topic: Disks. Daniel Chang. COP 3502 Introduction to Computer Science. Lecture. Copyright August 2004, Daniel Chang
Lecture Session: Hardware Topic: Disks Daniel Chang Basic Components CPU I/O Devices RAM Operating System Disks Considered I/O devices Used to hold data and programs before they are loaded to memory and
More informationFUNCTIONS OF COMPONENTS OF A PERSONAL COMPUTER
FUNCTIONS OF COMPONENTS OF A PERSONAL COMPUTER Components of a personal computer - Summary Computer Case aluminium casing to store all components. Motherboard Central Processor Unit (CPU) Power supply
More informationHardware and Operating Systems.
Hardware and Operating Systems. _ How many bits fit onto a 700 MB CD-ROM? If every letter uses one byte, how many letters will fit? 700_1 000_1 000_8 bits, which correspond to: 700_1 000_1 000_700 000
More informationMEMORY. Computer memory refers to the hardware device that are used to store and access data or programs on a temporary or permanent basis.
MEMORY Computer memory refers to the hardware device that are used to store and access data or programs on a temporary or permanent basis. There are TWO TYPE of nature of memory in a computer. Temporary/
More informationGeneral Items: Reading Materials: Miscellaneous: Lecture 9 / Chapter 7 COSC1300/ITSC 1401/BCIS /19/2004 ? H ? T
General Items:? H Reading Materials:? T Miscellaneous: F.Farahmand 1 / 11 File: lec8chap7f04.doc Electronic Storage - The medium on which we can keep data, instructions, and information - Examples: Floppy
More informationA+ Guide to Hardware: Managing, Maintaining, and Troubleshooting, 5e. Chapter 1 Introducing Hardware
: Managing, Maintaining, and Troubleshooting, 5e Chapter 1 Introducing Hardware Objectives Learn that a computer requires both hardware and software to work Learn about the many different hardware components
More informationChapter 2. Working with Disks and Other Removable Media
Chapter 2 Working with Disks and Other Removable Media In This Chapter Understanding and Selecting Storage Obtaining Information about Computer Disks Assigning a Volume Label Working with USB Flash Drives
More informationGeneral Computing Concepts. Coding and Representation. General Computing Concepts. Computing Concepts: Review
Computing Concepts: Review Coding and Representation Computers represent all information in terms of numbers ASCII code: Decimal number 65 represents A RGB: (255,0,0) represents the intense red Computers
More informationAbout the Presentations
About the Presentations The presentations cover the objectives found in the opening of each chapter. All chapter objectives are listed in the beginning of each presentation. You may customize the presentations
More informationComputer System Architecture
CSC 203 1.5 Computer System Architecture Department of Statistics and Computer Science University of Sri Jayewardenepura Secondary Memory 2 Technologies Magnetic storage Floppy, Zip disk, Hard drives,
More informationComputer Overview. A computer item you can physically see or touch. A computer program that tells computer hardware how to operate.
Hardware Computer Overview A computer item you can physically see or touch. Software A computer program that tells computer hardware how to operate. Information Technology (IT) The broad subject related
More informationUnit 3 Part B. Computer Storage. Computer Technology
Unit 3 Part B Computer Storage Computer Technology Storage The place in the computer where data is held while it is not needed for processing A storage device is device used to record (store) data The
More informationIT Essentials v5.0: Introduction to the Personal Computer Online Study Questions Chapter 1
Name: Per.: IT Essentials v5.0: Introduction to the Personal Computer Online Study Questions Chapter 1 Curr Question Answer 1.0.1 1. How large were the first computers? The OS 2. What makes up a computer?
More informationIntroduction To Computer Hardware. Hafijur Rahman
Introduction To Computer Hardware Lecture 2 Hafijur Rahman What is a Computer? A computer is an electronic device, which can input, process, and output data. input processing output A computer is a machine
More informationA+ Guide to Hardware: Managing, Maintaining, and Troubleshooting, 5e. Chapter 6 Supporting Hard Drives
A+ Guide to Hardware: Managing, Maintaining, and Troubleshooting, 5e Chapter 6 Supporting Hard Drives Objectives Learn about the technologies used inside a hard drive and how data is organized on the drive
More informationComputers. Storage, storage units & accessing. R. S., Elektronika,
Computers Storage, storage units & accessing R. S., Elektronika, 10. 12. 2008 Data storage devices A data storage device is a device for recording (storing) information (data). Recording can be done using
More informationDiscovering Computers 2008
Discovering Computers 2008 Chapter 7 Storage 1 1 Chapter 7 Objectives Differentiate between storage devices and storage media Describe the characteristics of magnetic disks Describe the characteristics
More informationCOMPUTER HARDWARE RAYMOND ROSE
COMPUTER HARDWARE RAYMOND ROSE LEARNING OUTCOMES 1.1 Identify types of computer how they process information, and the purpose and function of different hardware components. Understanding the computer and
More informationTechnology in Action. Chapter Topics. Participation Question. Participation Question. Participation Question 8/8/11
Technology in Action Chapter 6 Understanding and Assessing Hardware: Evaluating Your System 1 Chapter Topics To buy or to upgrade? Evaluating your system CPU RAM Storage devices Video card Sound card System
More informationChapter 12: Mass-Storage Systems. Operating System Concepts 8 th Edition,
Chapter 12: Mass-Storage Systems, Silberschatz, Galvin and Gagne 2009 Chapter 12: Mass-Storage Systems Overview of Mass Storage Structure Disk Structure Disk Attachment Disk Scheduling Disk Management
More informationManagement Information Systems OUTLINE OBJECTIVES. Information Systems: Computer Hardware. Dr. Shankar Sundaresan
Management Information Systems Information Systems: Computer Hardware Dr. Shankar Sundaresan (Adapted from Introduction to IS, Rainer and Turban) OUTLINE Introduction The Central Processing Unit Computer
More informationConnectivity. Module 2.2. Copyright 2006 EMC Corporation. Do not Copy - All Rights Reserved. Connectivity - 1
Connectivity Module 2.2 2006 EMC Corporation. All rights reserved. Connectivity - 1 Connectivity Upon completion of this module, you will be able to: Describe the physical components of a networked storage
More informationBacking Storage Media
Backing Storage Media Key Words The following words will crop up as part of the following presentation. You should use your notes sheet to log information about them when it is covered. You will be quizzed
More informationINTRODUCTION TO Data Storage
Introduction to Computing INTRODUCTION TO Data Storage CPU AND MICROPROCESSOR Memory Used to store data, instructions, and information The operating system and other system software Application programs
More information16/06/56. Secondary Storage. Secondary Storage. Secondary Storage The McGraw-Hill Companies, Inc. All rights reserved.
Distinguish between primary and secondary storage. Discuss the important characteristics of secondary storage, including media, capacity, storage devices, and access speed. Describe hard disk platters,
More informationDisk Controllers HBA. Based on disk interface. Disk Controllers. Slide 1 of 40
HBA Based on disk interface Slide 1 of 40 Disk Interfaces Hard disk drives are accessed over one of a number of bus types, including parallel ATA (PATA, also called IDE or EIDE), Serial ATA (SATA), SCSI,
More informationSTORAGE. Memory Versus Storage
STORAGE Memory Versus Storage Memory Memory, which is composed of one or more chips on the motherboard, holds data and instruction while they are being processed by the CPU. The contents of volatile memory,
More informationExternal Memory. Computer Architecture. Magnetic Disk. Outline. Data Organization and Formatting. Write and Read Mechanisms
Computer Architecture Prof. Dr. Nizamettin AYDIN naydin@yildiz.edu.tr nizamettinaydin@gmail.com External Memory http://www.yildiz.edu.tr/~naydin 1 2 Outline Types of External Memory Magnetic Disk Magnetic
More informationTrue/False Indicate whether the statement is true or false. Bubble A for True and B for False
1A Name _ Midterm Review Part 1 Lesson 1 and 2 True/False Indicate whether the statement is true or false. Bubble A for True and B for False 1. A computer is an electronic device that receives data (input),
More informationTrue/False Indicate whether the statement is true or false. Bubble A for True and B for False
1 Name Midterm Review Part 1 Lesson 1 and 2 "B" True/False Indicate whether the statement is true or false. Bubble A for True and B for False 1. Eight bits are equal to one byte. 2. A computer is an electronic
More informationOverview of Mass Storage Structure
Overview of Mass Storage Structure Magnetic disks provide bulk of secondary storage Drives rotate at 70 to 250 times per second Ipod disks: 4200 rpm Laptop disks: 4200, 5400 rpm or 7200 rpm Desktop disks:
More informationStorage Update and Storage Best Practices for Microsoft Server Applications. Dennis Martin President, Demartek January 2009 Copyright 2009 Demartek
Storage Update and Storage Best Practices for Microsoft Server Applications Dennis Martin President, Demartek January 2009 Copyright 2009 Demartek Agenda Introduction Storage Technologies Storage Devices
More informationStorage. How does volatility compare? What is a storage device and a storage medium? Today s standard disk is 3.5 wide
1 Chapter 7 Storage 2 Chapter 7 Objectives 3 Memory Versus Storage 1 What is storage? 2 Media and devices used to store and retrieve data, instructions,and information 4 Memory Versus Storage 1 How does
More informationCS370 Operating Systems
CS370 Operating Systems Colorado State University Yashwant K Malaiya Fall 2016 Lecture 35 Mass Storage Slides based on Text by Silberschatz, Galvin, Gagne Various sources 1 1 Questions For You Local/Global
More informationSemiconductor Memory Types Microprocessor Design & Organisation HCA2102
Semiconductor Memory Types Microprocessor Design & Organisation HCA2102 Internal & External Memory Semiconductor Memory RAM Misnamed as all semiconductor memory is random access Read/Write Volatile Temporary
More informationChapter 6. Storage & Other I/O
Chapter 6 Storage & Other I/O 5 components of a Computer Computer Processor (active) Control ( brain ) Datapath ( brawn ) Memory (passive) (where programs, data live when running) Devices Input Output
More informationDiscovering Computers 2012
Discovering Computers 2012 Your Interactive Guide to the Digital World Edited by : Asma AlOsaimi The System Unit Memory The inside of the system unit on a desktop personal computer includes: Drive bay(s)
More informationDatabase Management Systems, 2nd edition, Raghu Ramakrishnan, Johannes Gehrke, McGraw-Hill
Lecture Handout Database Management System Lecture No. 34 Reading Material Database Management Systems, 2nd edition, Raghu Ramakrishnan, Johannes Gehrke, McGraw-Hill Modern Database Management, Fred McFadden,
More informationComputer Organization
Objectives 5.1 Chapter 5 Computer Organization Source: Foundations of Computer Science Cengage Learning 5.2 After studying this chapter, students should be able to: List the three subsystems of a computer.
More informationA+ Guide to Hardware, 4e. Chapter 7 Hard Drives
A+ Guide to Hardware, 4e Chapter 7 Hard Drives Objectives Learn how the organization of data on floppy drives and hard drives is similar Learn about hard drive technologies Learn how a computer communicates
More informationA+ Guide to Managing and Maintaining your PC, 6e. Chapter 8 Hard Drives
A+ Guide to Managing and Maintaining your PC, 6e Chapter 8 Hard Drives Introduction Hard drive: most important secondary storage device Hard drive technologies have evolved rapidly Hard drive capacities
More informationClassifying computers and software
Classifying computers and software Computers, computer parts and computer software covered in Chapter 84 and Chapter 85 of the European Classification of Goods (CN) may be classified according to: their
More informationcomputer case. Various form factors exist for motherboards, as shown in this chart.
INTERNAL COMPONENTS The motherboard is the main printed circuit board and contains the buses, or electrical pathways, found in a computer. These buses allow data to travel between the various components
More informationAdvanced Topics In Hardware
Advanced Topics In Hardware You will learn the inner workings of the hardware components introduced in the previous section. Computer Buses: How Information Is Transmitted Carries information between the
More informationShow how to connect three Full Adders to implement a 3-bit ripple-carry adder
Show how to connect three Full Adders to implement a 3-bit ripple-carry adder 1 Reg. A Reg. B Reg. Sum 2 Chapter 5 Computing Components Yet another layer of abstraction! Components Circuits Gates Transistors
More informationComputer Organization
Chapter 5 Computer Organization Figure 5-1 Computer hardware :: Review Figure 5-2 CPU :: Review CPU:: Review Registers are fast stand-alone storage locations that hold data temporarily Data Registers Instructional
More informationA+ Guide to Hardware: Managing, Maintaining, and Troubleshooting, 5e. Chapter 6 Supporting Hard Drives
A+ Guide to Hardware: Managing, Maintaining, and Troubleshooting, 5e Chapter 6 Supporting Hard Drives Objectives Learn about the technologies used inside a hard drive and how data is organized on the drive
More informationCompTIA A+ Accelerated course for & exams
CompTIA A+ Accelerated course for 220-901 & 220-902 exams Course overview Target Audience This course is for Participants wishing to take and pass both CompTIA A+ exams (220-901 and 220-902) exam. It is
More informationChapter 2: Computers: The Machines Behind Computing.
Chapter 2: Computers: The Machines Behind Computing. TRUEFALSE 1. Computers perform all tasks using a combination of arithmetic and logical operations. 2. Fourth-generation languages (4GLs) are also called
More informationCSC1201 Computer Applications. Budditha Hettige Department of Computer Science
CSC1201 Computer Applications Budditha Hettige Department of Computer Science Session 01 Introduction to Computers What is a computer? is a machine comprise of electronic components has ability to store
More informationQUESTIONS ABOUT COMPUTERS
1. What is a computer? QUESTIONS ABOUT COMPUTERS A computer is a machine that processes information, in other words, it receives and stores data, performs calculations with this data and presents the results
More informationTopic 4: Storage Devices
Topic 4: Storage Devices 4.1 Introduction A storage device is a computer peripheral which is used to store data and programs for a specific interval of time. A computer system usually contains several
More informationA+ Guide to Hardware: Managing, Maintaining, and Troubleshooting, 5e. Chapter 8 Multimedia Devices and Mass Storage
A+ Guide to Hardware: Managing, Maintaining, and Troubleshooting, 5e Chapter 8 Multimedia Devices and Mass Storage Objectives Learn about multimedia adapter cards, including sound cards, TV tuner cards,
More informationDefining Computers. Defining Computers. Understanding Essential Computer Concepts
Understanding Essential Computer Concepts Defining Computers A high-speed idiot must be told exactly what to do by humans and programs step-by-step instructions An electronic device that accepts input,
More informationChapter 12: Mass-Storage
Chapter 12: Mass-Storage Systems Chapter 12: Mass-Storage Systems Revised 2010. Tao Yang Overview of Mass Storage Structure Disk Structure Disk Attachment Disk Scheduling Disk Management Swap-Space Management
More informationA+ Guide to Managing and Maintaining Your PC, 7e. Chapter 10 Multimedia Devices and Mass Storage
A+ Guide to Managing and Maintaining Your PC, 7e Chapter 10 Multimedia Devices and Mass Storage Objectives Learn about multimedia adapter cards, including sound cards, TV tuner cards, and video capture
More informationChapter 12: Mass-Storage
hapter 12: Mass-Storage Systems hapter 12: Mass-Storage Systems Overview of Mass Storage Structure Disk Structure Disk Attachment Disk Scheduling Disk Management RAID Structure Objectives Moving-head Disk
More informationChapter 12: Mass-Storage
hapter 12: Mass-Storage Systems hapter 12: Mass-Storage Systems To explain the performance characteristics of mass-storage devices To evaluate disk scheduling algorithms To discuss operating-system services
More informationSection 5 MUST BE COMPLETED BY: 12/5
Test Out Online Lesson 5 Schedule Section 5 MUST BE COMPLETED BY: 12/5 Section 5.1: Storage Devices This section provides an overview of storage devices. Concepts covered include: Common storage devices:
More informationA+ Guide to Hardware, 4e. Chapter 9 Multimedia Devices and Mass Storage
A+ Guide to Hardware, 4e Chapter 9 Multimedia Devices and Mass Storage Objectives Learn about multimedia devices such as sound cards, digital cameras, and MP3 players Learn about optical storage technologies
More information8/25/2016. What Is a Computer? The Components of a Computer
Discovering Computers & Microsoft Office 2010 Selected Slides from Chapters 1-5 What Is a Computer? A computer is an electronic device, operating under the control of instructions stored in its own memory
More informationITCertMaster. Safe, simple and fast. 100% Pass guarantee! IT Certification Guaranteed, The Easy Way!
ITCertMaster Safe, simple and fast. 100% Pass guarantee! http://www.itcertmaster.com Exam : FC0-U51 Title : CompTIA IT Fundamentals Vendor : CompTIA Version : DEMO Get Latest & Valid FC0-U51 Exam's Question
More informationDesktop Desirable Features: (please read notes below)
Desktop Desirable Features: (please read notes below) Base Features Processor Type Intel Core 2 Quad Processor Q6600 1 Processor Speed 2.40GHz 2 RAM 6GB PC2-6400 DDR2 SDRAM 3 Hard Drive Speed/Capacity
More information3-2-3 Secondary Storage
3-2-3 Secondary Storage Secondary Storage Hardware: - devices that permanently hold data and information as well as programs. We will look at floppy disks, hard disks, optical disks, magnetic tape, and
More informationChapter 0: IT Essentials Introduction Chapter 1: Introduction to the Personal Computer
Name Date Chapter 0: IT Essentials Introduction Chapter 1: Introduction to the Personal Computer After completion of this chapter, students should be able to: Explain IT industry certifications and technician
More informationExternal Memory. Patrick Happ Raul Queiroz Feitosa. Parts of these slides are from the support material provided by W. Stallings
External Memory Patrick Happ Raul Queiroz Feitosa Parts of these slides are from the support material provided by W. Stallings Objective This chapter examines a range of external memory devices and systems.
More informationChapter 10: Mass-Storage Systems
Chapter 10: Mass-Storage Systems Silberschatz, Galvin and Gagne 2013 Chapter 10: Mass-Storage Systems Overview of Mass Storage Structure Disk Structure Disk Attachment Disk Scheduling Disk Management Swap-Space
More informationINFS 214: Introduction to Computing
INFS 214: Introduction to Computing Session 6 Storage Technologies Lecturer: Dr. Ebenezer Ankrah, Dept. of Information Studies Contact Information: eankrah@ug.edu.gh College of Education School of Continuing
More informationV. Mass Storage Systems
TDIU25: Operating Systems V. Mass Storage Systems SGG9: chapter 12 o Mass storage: Hard disks, structure, scheduling, RAID Copyright Notice: The lecture notes are mainly based on modifications of the slides
More informationComputer Principles and Applications SSC. 151 Dr. Abdel-Hameed Nawar Spring Solution Key to Problem Set 3
Social Science Computing Department Faculty of Economics and Political Science Computer Principles and Applications Cairo University SSC. 151 Dr. Abdel-Hameed Nawar Spring 2009 Name: ID No. Date : Section
More informationWilliam Stallings Computer Organization and Architecture 6 th Edition. Chapter 6 External Memory
William Stallings Computer Organization and Architecture 6 th Edition Chapter 6 External Memory Types of External Memory Magnetic Disk RAID Removable Optical CD-ROM CD-Recordable (CD-R) CD-R/W DVD Magnetic
More informationWhat is the typical configuration of a computer sold today? 1-1
What is the typical configuration of a computer sold today? 1-1 Computer Hardware Components In this chapter: How did the computer become known as the stored-program computer? Do they all have the same
More informationStorage. What is storage? Holds data, instructions, and information for future use Storage medium is physical material used for storage
Storage 1 Storage What is storage? Holds data, instructions, and information for future use Storage medium is physical material used for storage Also called secondary storage p. 7.02 Fig. 7-1 2 Storage
More informationINFORMATION SYSTEM PARTS AND COMPUTER TYPES
INFORMATION SYSTEM PARTS AND COMPUTER TYPES PARTS OF INFORMATION SYSTEM People are end users who use computers to make themselves more productive. Hardware refers to the physical components of your computer
More informationNON-VOLATILE SOLID STATE RECORDING
NON-VOLATILE SOLID STATE RECORDING Doyle Johnson Mountain Optech Inc. 4775 Walnut St, Suite A Boulder CO 80301 Phone: +1-303-444-2851; FAX: +1-303-444-4431 doyle@mt-optec.com Presented at the THIC Meeting
More informationNotes - Computer Hardware Basics
The Computer A computer is made up of many parts: Notes - Computer Hardware Basics 1. Input/Output (I/O) devices These allow you to send information to the computer or get information from the computer.
More informationStorage. CS 3410 Computer System Organization & Programming
Storage CS 3410 Computer System Organization & Programming These slides are the product of many rounds of teaching CS 3410 by Deniz Altinbuke, Kevin Walsh, and Professors Weatherspoon, Bala, Bracy, and
More informationCS 261 Fall Mike Lam, Professor. Memory
CS 261 Fall 2016 Mike Lam, Professor Memory Topics Memory hierarchy overview Storage technologies SRAM DRAM PROM / flash Disk storage Tape and network storage I/O architecture Storage trends Latency comparisons
More informationFC0-U21 CompTIA Strata IT Fundamentals
FC0-U21 CompTIA Strata IT Fundamentals Version 13.8 QUESTION NO: 1 Which of the following is NOT a parallel port mode? A. EPP/ECP B. ECP C. EPS D. EPP QUESTION NO: 2 Which of the following expansion buses
More informationBy Dr. Samaher Hussein Ali
Department of Information Networks The University of Babylon LECTURE NOTES ON Evolving Technology of Laptops By Dr. Samaher Hussein Ali College of Information Technology, University of Babylon, Iraq Samaher@itnet.uobabylon.edu.iq
More informationChapter Contents. Personal Computer Systems Desktop and Portable Computers. Desktop and Portable Computers
11.10.011 Chapter Contents Chapter Computer Hardware Section A: Personal Computer Basics Section B: Microprocessors and Memory Section C: Storage Devices Section D: Input and Output Devices Section E:
More informationChapter 2 Computer Hardware
Chapter 2 Computer Hardware Computer Concepts 2014 2 Chapter Contents Section A: Personal Computer Basics Section B: Microprocessors and Memory Section C: Storage Devices Section D: Input and Output Devices
More information