computers are your future twelfth edition chapter 14: enterprise computing copyright © 2012 pearson...
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Computers Are Your Future
Twelfth Edition
Chapter 14: Enterprise Computing
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Enterprise Computing
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Objectives
• Contrast enterprise and personal computing.
• Define the term business process and briefly describe the flow of business processes within an organization.
• Differentiate between centralized and distributed technology management.
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Objectives • Name the tools that are commonly
used in enterprise computing.• Describe the various enterprise
storage systems.• Explain electronic data interchange
and the features that make it popular.
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Objectives
• Discuss how enterprises use teleconferencing.
• Describe telecommuting and workgroup computing.
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Enterprise Computing
• Personal computing• Individual’s control and use of computers or
handheld devices
• Enterprise• Business or organization
• Enterprise computing• Information technology on a large scale,
encompassing all aspects of technology and information resources
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Business Processes and Activities
• Business processo Uses information systemso Has identifiable outputo Begins with customer’s need and ends with
needs fulfilledo Provides links for information flowo At each link, value is added in the form of:
• Work performed• Useful information generated
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Business Processes and Activities
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Business Processes and Activities
• Information systemso Support or streamline business activities o Gives competitive advantage
• Superior position over the competition• Example: Billing process reduces use of paper
o Support internal or external business processes• Internal: accounting, finance, and human
resources • External: customers, suppliers, and business
partners
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Business Processes and Activities
• BPR (Business process reengineering)o Use of information technology to make major
organizational changes and cost saving• Core of BPR:
o Processes and peopleo Key to changing how people work—leads to improved
employee morale, customer service, and reduced costs
o Designers focus on business processes• Can lead to complete redesign of process from
ground upo Attempts to improve efficiency by restructuring how,
where, and when activities are performed
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Business Processes and Activities
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Business Processes and Activities
• BPM (Business process management)• Improves existing processes and optimizes assets
through managing the entire life cycleo Uses cross-functional approach and ITo Examines communications within a process and
among various systemso Often applied to discrete parts of an organization
rather than the wholeo Encourages employees to suggest and implement
changes o Critical factor of success is continuous improvement
of processes and communication.
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Business Processes and Activities
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Enterprise Systems
• Enterprise systems• Integrate organization’s information and
applications• Provide common secure enterprise data
centero Used to store enterprise data
• Personnel can share data and enterprise software designed to solve enterprise-level problems.
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Enterprise Systems
• Globalizationo Conducting international
businesso Increased by e-business
• Use of Internet for business activities
o Goods and services are identical in all locations
o Internationalization or Glocalization
• Combination of globalization and localization
• Adapting of a menu, slogan, or logo to match local taste or trends
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Enterprise Systems
• Enterprise systemso Provide tools to find innovative ways to:
• Increase accurate and on-time shipments• Minimize costs• Increase customer satisfaction• Maintain profitability
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Enterprise Systems
• Enterprise systems (con’t.)o Are information systems and consist of:
• Data• Hardware• Software• People• Procedures
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Enterprise Systems
• Enterprise systems (con’t.)o Additional components may include:
• Network servers• Database management systems• Desktop computers• Notebooks• Handheld devices
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Enterprise Systems
• Centralized versus distributed structureso Enterprise networking—
technology infrastructure• Managed using one of
two structures:o Centralizedo Distributed
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Enterprise Systems
• Centralized structureo Standard technology solutions used by allo IT department responsible for technology management
• Distributed structureo Technology tools are customizedo Individuals manage technology
• Structure depends on:o Costo Applications usedo Security o Objectives
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Enterprise Systems
• Applying technologyo Application is an ongoing processo Keeping current
• Implementing improved technology and updated programs may cause lower user comfort level
o Upgrading• Impact on users• Hardware upgrades required• Cost
o Maintenanceo Scalability
• Ability of hardware or software to continue functioning as demands and use increase
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Enterprise Systems
• Applying technology (con’t.)o Interoperability
• Ability to connect and exchange data with another computer
o Adding workstations and applications• SPOF (Single point of failure)
o System component that causes entire system to malfunction when it fails
o Adding a network• Zero configuration
o Create networks on the flyo Disaster recovery
• Disaster recovery plan• BCP (Business continuity plan)
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Enterprise Systems
• Disaster recoveryo Essentials
• Copy of backup in different physical location• To recover, data must be in a protected location• Recovery process must be completed in time specified• Constant and ongoing evaluation is required
o Additional steps• Test backup system regularly• Update backup software when needed• Protect servers from damage• Check for security breaches• Distribute plan to essential personnel
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Enterprise Systems
• Disaster recovery (con’t.)o Backup centers
• Hot site• Cold site
o Can be outsourced
• Insert Figure 14.9
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Tools for Enterprise Computing
• ERP (Enterprise resource planning)o Software to manage enterprise tasks
• Provides an individual software module for each task• Integrates modules into one computer system• Modules are linked
o Can integrate financial, human resources, customer, and order information; speed up manufacturing processes; reduce inventory
o Some projects fail because of employee resistance to change
o Implementation is expensive and takes timeo Vendors include: SAP, Oracle, and Sage
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Tools for Enterprise Computing
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Tools for Enterprise Computing
• CRM (Customer relationship management)
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o Follows interactions between an enterprise and customers
o Assists in efforts to hold onto customers
o Software can be used to match company resources with customer wants and needs
o Vendors include FrontRange Solutions, Oracle, SAP, and Salesforce.com
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Tools for Enterprise Computing
• SFA (Sales force automation)o Software that automates sales processes
• Processes and tracks orders• Manages customers and other contacts• Monitors and controlling inventory• Analyzes sales forecasts
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Tools for Enterprise Computing
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Tools for Enterprise Computing
• XBRL (Extensible Business Reporting Language) o Used to publish and share enterprise financial
information• Examples: net revenue, annual and quarterly
reports, and SEC filings o Works regardless of the computer platform
• SaaS (Software as a Service) o Web-based software o Used by enterprises that outsource a portion of their IT
taskso Can use application service provider (ASP) to host
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Tools for Enterprise Computing
• OSS (Operational support systems) o Software suite to assist the network operations of an
enterprise• Create network inventory• Provide network discovery and reconciliation• Tracking network assets and maintenance
• EAI (Enterprise application integration) o Highly complex tool that integrates two or more
enterprise systems o Provides integration by combining processes,
hardware, software, and standards
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Enterprise Storage Systems
• RAID (Redundant array of independent disks) o Multiple hard drives hold
same datao Goal to improve storage
speed and protect against data loss
o Service interruption is prevented if any one drive fails
• Fault tolerant
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Enterprise Storage Systems
• Jukeboxes and Libraries o Jukebox—
enterprise storage units that use DVD and CD discs
o Library—enterprise storage units that use Blu-ray optical media
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Enterprise Storage Systems
• SAN (Storage area network)o Available on LAN or WANo High-capacity network of storage deviceso Keeps enterprise services available for processing
• NAS (Network-attached storage)o Provides data and file sharingo Access provided via a network
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Enterprise-Wide Technologies
• Enterprise-wide technologieso Can be used to gain a competitive advantage
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o Grid computingo Cloud
computingo Blade serverso Thin clientso Web portalso Electronic data
interchange
o Virtual private networks
o Intranets and extranets
o Computer-based and Web-based training
o Teleconferencingo Telecommutingo Workgroup
computing
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Enterprise-Wide Technologies
• Grid computingo Uses many
computers to solve a problem
o Usually scientific or technical problems
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Enterprise-Wide Technologies
• Cloud computing o Subscription service that provides scalable
resources and IT services over the Interneto Multi-tenancy—application is installed only once
in the cloud but can be shared and customizedo Security aspects should be verified before using
• Blade serverso Energy efficient, low-cost modular computers
• Thin cliento Software program or computer that relies on other
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Enterprise-Wide Technologies
• Web portals o Web sites that supply numerous
online serviceso Examples: AOL, Yahoo!, MSN, and
Googleo Business portals offer centralized
knowledge and content management
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Enterprise-Wide Technologies
• EDI (Electronic data interchange)o Popular method for sharing information and doing
business over networks, including the Interneto Set of standards that dictate how data and
documents are transferred between enterpriseso Can make businesses more efficient
• Business-to-business e-commerce• VAN (Value-added network)
o Public data communication network that an enterprise uses for EDI or other services
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Enterprise-Wide Technologies
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Enterprise-Wide Technologies
• VPNs (Virtual private networks) o Connect distributed LANs over the Interneto Ensure security through the use of encryption
and supplemental security features.
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Enterprise-Wide Technologies
• VPNs (con’t.)
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Enterprise-Wide Technologies
• Intranet o Internal enterprise networko Accessed only by employees or authorized individualso Employee manuals and telephone directories can be
moved to an intranet, creating enormous savings for the enterprise
• Extranet o Network that enables outside users to access an
intranet through the Interneto Data transfer is encrypted
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Enterprise-Wide Technologies
• CBT (Computer-based training) o Convenient, affordable, learning method o Useful when multimedia, animation, and
programmed learning are used
• WBT (Web-based training) o Similar to CBT o Training provided over the Internet or intranet
• Includes instant messaging, discussion forums, chat tools, Web broadcasts with streaming audio or video, and videoconferencing
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Enterprise-Wide Technologies
• Teleconferencing o Enables business to be
conducted by using computer and telecommunications equipment
o Enhances enterprise communication
o Often reduces costs
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Enterprise-Wide Technologies
• Telecommutingo Working from home via computer and
telecommunications equipmento Numbers are increasingo Benefits—productivity gains, lower employee
turnover, and reduced costs for office space• Disadvantage—lack of direct supervision of
employee
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Enterprise-Wide Technologies
• Workgroup computing o Used to communicate and collaborateo Uses specific computer hardware, software, and network
equipmento Groupware (teamware) is software that supports
workgroup information requirements.• Applications include:
o E-mail o Videoconferencing toolso Group-scheduling systems o Customizable electronic forms o Real-time shared applicationso Shared information databases
o Facilitates workflow automationCopyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall 47
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Enterprise-Wide Technologies
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Summary• Enterprise computing is the use of
technology, information systems, and computers within an organization. Personal computing is the use of these technologies by individuals.
• A business process begins with a customer’s need and ends with the fulfillment of that need.
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Summary• The IT department manages in a
centralized technology structure; individuals manage in a distributed structure.
• Frequently used enterprise computing tools include enterprise resource planning, customer relationship management, and sales force automation.
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Summary• Other frequently used enterprise
computing tools are Extensible Business Reporting Language (XBRL), Software as a Service (SaaS), Operational Support Systems (OSS), and Enterprise Application Integration (EAI).
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Summary• Types of enterprise storage
systems include RAID (redundant array of independent disks), CD/DVD jukeboxes, Blu-ray optical libraries, storage area networks (SANs), and network-attached storage (NAS).
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Summary• Enterprise-wide technologies that provide
a competitive edge include grid computing, cloud computing, blade servers, thin clients, Web portals, EDI, intranets, extranets, VPNs, computer- and Web-based training, teleconferencing, telecommuting, and workgroup computing.
• Electronic data interchange (EDI) is a set of standards that assists companies in exchanging information and conducting business over the Internet and other networks.
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Summary• Teleconferencing enables workers
in different locations to communicate and conduct business using computers and telecommunications equipment.
• Telecommuting is an arrangement in which employees work from home but are linked to the office.
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Summary• Workgroup computing allows
group members to work together on a task using specific technology and tools that enable them to connect, communicate, and collaborate.
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