BCIS Chapter 5 – Flashcards
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A computerized jukebox of more than 700,000 works by 80,000 artists, with new ones added every day
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Music Genome Project
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which includes the plans for how a firm will build, deploy, use, and share its data, processes, and MIS assets
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MIS Infrustructure
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reduce costs, improve productivity, optimize business operations, generate growth, and increase profitability
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Benefits of MIS Infrustructure
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a person grounded in technology, fluent in business, and able to provide the important bridge between MIS and the business
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Enterprise Architect
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consists of the physical devices associated with a computer system
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Hardware
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the set of instructions the hardware executes to carry out specific tasks
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Software
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a communications system created by linking two or more devices and establishing a standard methodology in which they can communicate
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Network
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a computer designed to request information from a server
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Client
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a computer dedicated to providing information in response to requests
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Server
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Information, Agile and Sustainable
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Three Areas of MIS Infrustructure
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identifies where and how important information, such as customer records, is maintained and secured.
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Information MIS Infrustructure
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includes the hardware, software, and telecommunications equipment that, when combined, provides the underlying foundation to support the organization's goals.
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Agile MIS Infrustructure
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identifies ways that a company can grow in terms of computing resources while simultaneously becoming less dependent on hardware and energy consumption.
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Sustainable MIS Infrusturcture
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Operations, Change and Sustainability
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Three Business Functions MIS Infrastructure Supports
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Backup, recovery, disaster recovery, and business continuity planning
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Infrastructure Operations
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Accessibility, availability, maintainability, portability, reliability, scalability, usability
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Infrastructure Change
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grid computing, cloud computing, and virtulization
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Infrastructure Sustainability
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plan to reduce lost time and money in case of a system crash or failure
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Backup and Recovery Plan
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an exact copy of a system's information
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Backup
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the ability to get a system up and running in the event of a system crash or failure that includes restoring the information backup
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Recovery
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the ability for a system to respond to unexpected failures or system crashes as the backup system immediately and automatically takes over with no loss of service
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Fault Tolerant
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a specific type of fault tolerance, occurs when a redundant storage server offers an exact replica of the real-time data, and if the primary server crashes, the users are automatically directed to the secondary server or backup server
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Failover
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occurs when the primary machine recovers and resumes operations, taking over from the secondary server
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Failback
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using a DVDs or thumb drives to store data offers low speed/ cost
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Low Cost Backup Methods
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companies choose a backup and recovery strategy in line with their goals and operation needs
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Considerations for Backup and Recovery Plan
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a detailed process for recovering information or a system in the event of a catastrophic disaster
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Disaster Recovery Plan
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effects can devastate companies by causing them to cease operations for hours, days, or longer and risk losing customers whom they cannot then supply
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Effects of Disasters
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a separate and fully equipped facility where the company can move immediately after a disaster and resume business
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Hot Site
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a separate facility that does not have any computer equipment but is a place where employees can move after a disaster
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Cold Site
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a separate facility with computer equipment that requires installation and configuration
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Warm Site
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charts (1) the cost to the company of the unavailability of information and technology and (2) the cost to the company of recovering from a disaster over time
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Disaster Recovery Cost Curve
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when cost of unavailable information and technology and cost of recovery over time meet
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Optimal Disaster Recovery Plan in Terms of Cost and Time
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details how a company recovers and restores critical business operations and systems after a disaster or extended disruption
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Business Continuity Plan (BCP)
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identifying critical systems, business processes, departments, and the maximum amount of time the business can continue to operate without functioning systems
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Factors Included in Business Continuity Plan (BCP)
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an infrastructure built for notifying people in the event of an emergency
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Emergency Notification Services
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can be deployed through the firm's own infrastructure, supplied by an outside service provider on company premises, or hosted remotely by an outside service provider
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How Emergency Notification Services are Deployed
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Accessibility, Availability, Maintainability, Portability, Reliability, Scalability, and Usability
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Seven Characteristics of Agile MIS Infrastructure
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the varying levels that define what a user can access, view, or perform when operating a system
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Accessability
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unrestricted access to the entire system
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Administrator Access
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the time frames when the system is operational
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Availability
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occurs when a system is continuously operational at all times
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High Availability
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A widely held but difficult-to-achieve standard of availability for a system; (99.999 percent) availability
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Five 9s
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how quickly a system can transform to support environmental changes
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Maintainability (Flexibility)
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company changes, environmental changes, and business changes
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Maintainability (Flexibility) Allows for What Types of Changes
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the ability of an application to operate on different devices or software platforms, such as different operating systems
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Portability
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ensures that a system is functioning correctly and providing accurate information
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Reliability
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describes how well a system can scale up, or adapt to the increased demands of growth
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Scalability
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new customers, new product lines, or new markets
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Reasons for Growth
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how quickly a system performs a process or transaction.
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Performance Measures
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determines future environmental infrastructure requirements to ensure high-quality system performance
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Capacity Planning
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the degree to which a system is easy to learn and effective and satisfying to use
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Usability
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refers to the computer chip performance per dollar doubling every 18 months
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Moore's Law
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describes the production, management, use, and disposal of technology in a way that minimizes damage to the environment
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Sustainable or Green MIS
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refers to discarded, obsolete, or broken electronic devices
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Ewaste
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refers to the safe disposal of MIS assets at the end of their life cycle
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Sustainable MIS Disposal
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ensures that ewaste does not end up in landfills, causing environmental issues
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Characteristics of Sustainable MIS Infrastructure
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a collection of computers, often geographically dispersed, that are coordinated to solve a common problem
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Grid Computing
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linking thousands of individual computers around the world to create a computer that can process intensive tasks
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Virtual Supercomputer
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delivers electricity using two-way digital technology
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Smart Grid
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With grid computing, a company can work faster or more efficiently, providing a potential competitive advantage and additional cost savings
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DreamWorks
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creates multiple virtual machines on a single computing device
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Virtualization
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a facility used to house management information systems and associated components, such as telecommunications and storage systems
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Data Center
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Carbon Emissions, Floor Space and Geographic Location
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Data Center; Ways to Become Sustainable
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stores, manages, and processes data and applications over the Internet rather than on a personal computer or server
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Cloud Computing
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ways to store, access, process, and analyze information and connect people and resources from any location in the world an Internet connection is available.
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Changes Caused by Cloud Computing
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Google Docs, Mozy and Zoho
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Examples of Cloud Computing
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Infrastructure as a Service, Software as a Service and Platform as a Service
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Three Cloud Computing Service Delivery Models
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delivers hardware networking capabilities, including the use of servers, networking, and storage, over the cloud using a pay-per-use revenue model
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Infrastructure as a Service (IaaS)
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provides a web interface through which customers can load and run their own applications on Amazon's computers (IaaS)
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Amazon EC2
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delivers applications over the cloud using a pay-per-use revenue model
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Software as a Service (SaaS)
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Tapping the power of (SaaS) can provide access to a large-scale, secure infrastructure, along with any needed support, which is especially valuable for a start-up or small company with few financial resources
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Salesforce.com
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supports the deployment of entire systems, including hardware, networking, and applications, using a pay-per-use revenue model.
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Platform as a Service (PaaS)
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builds and deploys web applications for a company (PaaS)
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Google App Engine
