MSIS 2103 Final Ch. 7-9 Questions And Answers With Verified Solutions Graded A+

MSIS 2103 Final Ch. 7 -9 3G - A service that brings wireless broadband to mobile phones Wireless WAN - Cellular Access point - The network node (computer or network device) that serves as interface between devices and the network Wireless LAN Accounting and Finance ERP component - manage accounting data and financial processes within the enterprise with functions such as a general ledger, accounts payable, accounts receivable, budgeting and asset management Active RFID tag - Contains a transmitter and a power source (typically a battery) Agile Methodology - aims for customer satisfaction through early and continuous delivery of useful software components developed by an iterative process using the bare minimum requirements. Alpha testing - Assess if the entire system meets the design requirements of the users. Analysis Phase - the firm analyzes its end -user business requirements and refines project goals into defined functions and operations of the intended system. Analytical CRM - supports back -office operations and strategic analysis and includes all systems that do not deal directly with the customers Application Integration - the integration of a company's existing management information systems Asset tracking - Occurs when a company places active or semi -passive RFID tags on expensive products or assets to gather data on the items' location with little or no manual intervention Radio -Frequency Identification (RFID) Automatic vehicle location (AVL) - Uses GPS tracking to track vehicles Global Positioning Systems (GPS) Backward Integration - takes information entered into a given system and sends it automatically to all upstream system and processes Balanced Scorecard - management system that a firm uses to translate business strategies into executable tasks Bandwidth - The maximum amount of data that can pass from one point to another in a unit of time Like a road: more lanes = ____ Network Access Technologies Benefit of business mobility - Enhance mobility Provides immediate data access Increases location and monitoring capability Improves work flow Provides mobile business opportunities Provides alternative to wiring Bit - The smallest element of data and has a value of either 0 or 1. Network Access Technologies Bit rate; data rate - Bandwidth is measured in terms of ____ (or ____), the number of bits transferred or received per unit of time Network Access Technologies Bluetooth - Wireless PAN technology (2400 -2480 MHZ) that transmits signals over short distances among cell phones, computers, peripherals (e.g. keyboard, mouse), car audio, etc. Personal Area Network Broadband - A network connection with high bandwidth that uses multiple channels Alternative definition: High -speed Internet connection that is always up Replacing dial -up access The most prevalent types are digital subscriber lines and high -speed internet cable connections Network Access Technologies Broadband over power line (BPL) - Makes possible high -speed Internet access over ordinary residential electrical lines and offers an alternative to DSL or high -speed cable modems Works by transmitting data over electrical lines using signaling frequencies higher than the electrical signals. bugs - defects in the code of information systems Bullwhip Effect - occurs when distorted product -demand information ripples from one partner to the next throughout the supply chain