Introduction to Information Systems Essentials for the Internetworked E-Business Enterprise Eleventh Edition Chapter Computer Hardware
Eleventh Edition 1 Introduction to Information Systems Essentials for the Internetworked E-Business Enterprise C h a p t e r 3 Computer Hardware
Introduction to Information Systems Eleventh Edition 2 Chapter Objectives ldentify the major types,trends,and uses of microcomputer,midrange,and mainframe computer systems. Outline the major technologies and uses of computer peripherals for input,output,and storage. ldentify and give examples of the components and functions of a computer system. ldentify the computer systems and peripherals you would acquire or recommend for a business of your choice,and explain the reasons for your selections
Introduction to Information Systems Eleventh Edition 2 • Identify the major types, trends, and uses of microcomputer, midrange, and mainframe computer systems. • Outline the major technologies and uses of computer peripherals for input, output, and storage. • Identify and give examples of the components and functions of a computer system. • Identify the computer systems and peripherals you would acquire or recommend for a business of your choice, and explain the reasons for your selections. Chapter Objectives
Introduction to Information Systems Eleventh Edition Computer System Categories Mainframe Computers Midrange Computers Microcomputers
Introduction to Information Systems Eleventh Edition 3 Computer System Categories Mainframe Computers Midrange Computers Microcomputers
Introduction to Information Systems Eleventh Edition 4 Trends in Computer System Capabilities First Second Third Fourth Fifth Generation Generation Generation Generation Generation Trend:Toward Smaller,Faster,More Reliable,and Less Costly Vacuum LSI,VLSI Greater Tubes Solid-State Integrated Micro- Power, Circuits processors Smaller Footprint Trend:Toward Easy to Purchase,and Easy to Maintain
Introduction to Information Systems Eleventh Edition 4 Trends in Computer System Capabilities First Generation Second Generation Third Generation Fourth Generation Fifth Generation Vacuum Tubes Solid-State Integrated Circuits LSI, VLSI Microprocessors Greater Power, Smaller Footprint Trend: Toward Smaller, Faster, More Reliable, and Less Costly Trend: Toward Easy to Purchase, and Easy to Maintain
Introduction to Information Systems Eleventh Edition Microcomputer Systems Handheld Computers PDA,Information Appliances ·Notebook Computers ·Desktop Computers ·Vorkstations ·Network Server -Powerful microcomputer used in small LANs
Introduction to Information Systems Eleventh Edition 5 Microcomputer Systems • Handheld Computers – PDA, Information Appliances • Notebook Computers • Desktop Computers • Workstations • Network Server – Powerful microcomputer used in small LANs
Introduction to Information Systems Eleventh Edition 6 Network Computers and Terminals 。 Network Computer Benefits (Thin Client) ·Lower purchase cost ·Easier maintenance ·NetPC ·Easier software distribution and licensing 。Network Terminal Computer platform standardization ·Reduced end user support requirements ● Improved manageability
Introduction to Information Systems Eleventh Edition 6 Network Computers and Terminals • Network Computer (Thin Client) • NetPC • Network Terminal Benefits • Lower purchase cost • Easier maintenance • Easier software distribution and licensing • Computer platform standardization • Reduced end user support requirements • Improved manageability
Introduction to Information Systems Eleventh Edition 7 Computer System Components Central Processing Unit Input Control Unit ALU Output Devices Devices Special Primary Purpose Cache Memory Storage Processors Secondary Storage Devices
Introduction to Information Systems Eleventh Edition 7 Computer System Components Central Processing Unit Output Devices Cache Memory Primary Storage Secondary Storage Devices Control Unit ALU Special Purpose Processors Output Devices Input Devices
Introduction to Information Systems Eleventh Edition 8 Input Technology Trends First Second Third Fourth Fifth Generation Generation Generation Generation Generation Voice Punched Keyboard Data Cards Punched Key to Tapel Entry Recognition Paper Tape Cards Disk Pointing Devices Touch Devices Optical Scanning Handwriting Recognition Trend:Towards DirectInput Devices that Are More Natural and Easy to Use
Introduction to Information Systems Eleventh Edition 8 Input Technology Trends First Generation Second Generation Third Generation Fourth Generation Fifth Generation Punched Cards Paper Tape Punched Cards Key to Tape/ Disk Keyboard Data Entry Pointing Devices Optical Scanning Voice Recognition Touch Devices Handwriting Recognition Trend: Towards Direct Input Devices that Are More Natural and Easy to Use
Introduction to Information Systems Eleventh Edition 9 Common Input Devices ·Keyboard ·Pointing Devices ·Pen Based Computing Speech Recognition ·Optical Scanning Magnetic Ink Character Recognition Smart Cards 。Digital Cameras
Introduction to Information Systems Eleventh Edition 9 Common Input Devices • Keyboard • Pointing Devices • Pen Based Computing • Speech Recognition • Optical Scanning • Magnetic Ink Character Recognition • Smart Cards • Digital Cameras
Introduction to Information Systems Eleventh Edition 10 Output Technology Trends First Second Third Fourth Fifth Generation Generation Generation Generation Generation Punched Cards Punched Cards Printed Reports Video Displays Video Displays Voice Responses Printed Reports Printed Reports and Documents Audio Responses Hyperlinked and Documents and Documents Video Displays Printed Reports Multimedia and Documents Documents Trend:Towards Output Methods that Communicate Naturally, Quickly,and Clearly
Introduction to Information Systems Eleventh Edition 10 Output Technology Trends First Generation Second Generation Third Generation Fourth Generation Fifth Generation Punched Cards Printed Reports and Documents Punched Cards Printed Reports and Documents Printed Reports and Documents Video Displays Video Displays Audio Responses Printed Reports and Documents Video Displays Voice Responses Hyperlinked Multimedia Documents Trend: Towards Output Methods that Communicate Naturally, Quickly, and Clearly