信息時代的管理信息系統(tǒng)Module_A課件

1、Extended Learning Module AComputer Hardware and SoftwareINTRODUCTIONInformation technology any computer-based tool that people use to work with information and support the information and information-processing needs of an organizationSix Categories of HardwareKeyboard (input)CDs (storage)Video card

2、 (connecting)CPUCable modem (telecommunications)Monitor (output)Two Major Categories of SoftwareApplication software to solve specific problems or perform specific tasksSystem software handles tasks specific to technology management and coordinates the interaction of all technology devicesTwo main t

3、ypes of system softwareOperating system softwareUtility softwareCOMPUTER CATEGORIES (BY SIZE)Tablet PCSmartphoneNotebookCOMPUTER CATEGORIES (BY SIZE)MinicomputersMainframeSupercomputerHARDWARE PHYSICAL INTERFACERepresentation of informationBinary digit (bit) smallest unit of information your compute

4、r can processByte eight bits or the number of bits it takes to represent one natural character ASCII (American Standard Code for Information Interchange) coding system that personal computers use Common Input DevicesCommon Output DevicesCommon Storage DevicesFlash Memory CardsFlash memory drive very

5、 small storage device that plugs into USB portFlash memory card high capacity storage laminated inside a small piece of plastic Secure Digital (SD) card most popular type of flash memory cardsMicro SD cards often used in smartphones and tabletsCPU and RAMCPU and Ram at WorkConnectors and PortsWireless ConnectionsInfrared IR or IrDA (infrared data association) uses red light to send and receive informationBluetooth transmits information as radio waves for a distance of 30 feetWiFi (wireless fidelity) or IEEE 802