chapter five infrastructures sustainable technologies chapter five infrastructures sustainable...
TRANSCRIPT
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CHAPTER FIVE
INFRASTRUCTURES
SUSTAINABLE TECHNOLOGIES
CHAPTER FIVE
INFRASTRUCTURES
SUSTAINABLE TECHNOLOGIES
Copyright © 2015 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education.
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CHAPTER OVERVIEW
SECTION 5.1 – MIS INFRASTRUCTURE• The Business Benefits of a Solid MIS Infrastructure• Supporting Operations: Information MIS Infrastructure• Supporting Change: Agile MIS Infrastructure
SECTION 5.2 – BUILDING SUSTAINABLE MIS INFRASTRUCTURES• MIS and the Environment• Supporting the Environment: Sustainable MIS
Infrastructure
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SECTION 5.1
MIS INFRASTRUCTURES
SECTION 5.1
MIS INFRASTRUCTURES
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LEARNING OUTCOMES
1. Explain MIS infrastructure and its three primary types
2. Identify the three primary areas associated with an information MIS infrastructure
3. Describe the characteristics of an agile MIS infrastructure
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THE BUSINESS BENEFITS OF A SOLID MIS INFRASTRUCTURE
MIS infrastructure – Includes the plans for how a firm will build, deploy, use, and share its data, processes, and MIS assets• Hardware• Software• Network• Client• Server
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THE BUSINESS BENEFITS OF A SOLID MIS INFRASTRUCTURE
Supporting operations• Information MIS infrastructure
Supporting change• Agile MIS Infrastructure
Supporting the environment• Sustainable MIS infrastructure
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SUPPORTING OPERATIONS: INFORMATION MIS INFRASTRUCTURE
Backup and recovery plan Disaster recovery plan Business continuity plan
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Backup and Recovery Plan
Backup – An exact copy of a system’s information
Recovery – The ability to get a system up and running in the event of a system crash or failure• Fault tolerance• Failover• Failback
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Backup and Recovery Plan
Disaster recovery plan - A detailed process for recovering information or an IT system in the event of a catastrophic disaster such as a fire or flood
Disaster recovery cost curve - Charts (1) the cost to the organization of the unavailability of information and technology and (2) the cost to the organization of recovering from a disaster over time
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Backup and Recovery Plan
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Backup and Recovery Plan Hot site - A separate and fully equipped
facility where the company can move immediately after a disaster and resume business
Cold site - A separate facility that does not have any computer equipment, but is a place where employees can move after a disaster
Warm site – A separate facility with computer equipment that requires installation and configuration
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Business Continuity Plan
Business continuity planning (BCP) - A plan for how an organization will recover and restore partially or completely interrupted critical function(s) within a predetermined time after a disaster or extended disruption
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Business Continuity Plan
Emergency – a sudden unexpected event requiring immediate action
Emergency preparedness – ensures a company is ready to respond to an emergency in an organized, timely, and effective manner
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Business Continuity Plan
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Business Continuity Plan Business impact analysis – Identifies all critical
business functions and the effect that a specific disaster may have upon them
Technology failure – occurs when the ability of a company to operate is impaired because of a hardware, software, or data outage
Incident – Unplanned interruption of a service
Incident management – the process responsible for managing how incidents are identified and corrected
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SUPPORTING CHANGE: AGILE MIS INFRASTRUCTURE
Characteristics of an agile MIS infrastructure• Accessibility• Availability• Maintainability• Portability• Reliability• Scalability• Usability
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Accessibility
Accessibility - Refers to the varying levels that define what a user can access, view, or perform when operating a system
Web accessibility – Allows people with disabilities to use the Web
Administrator access – Unrestricted access to the entire system
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Availability Availability – Time frames when the
system is operational
Unavailable – Time frames when a system is not operating and cannot be used
High availability – System is continuously operational at all times
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Maintainability
Maintainability – How quickly a system can transform to support environmental changes
Organizations must watch today’s business, as well as tomorrow’s, when designing and building systems
Systems must be flexible enough to meet all types of business changes
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Portability
Portability – The ability of an application to operate on different devices or software platforms
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Reliability Reliability - Ensures a system is
functioning correctly and providing accurate information
Reliability is another term for accuracy when discussing the correctness of systems within the context of efficiency IT metrics
Vulnerability – a system weakness that can be exploited by a threat
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Scalability
Scalability - How well a system can scale up, or adapt to the increased demands of growth
Performance - Measures how quickly a system performs a process or transaction
Capacity planning - Determines future environmental infrastructure requirements to ensure high-quality system performance
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Usability Usability – The degree to which a
system is easy to learn and efficient and satisfying to use
Serviceability – How quickly a third-party can change a system to ensure it meets user needs and the terms of any contracts, including agreed levels of reliability, maintainability, or availability
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SECTION 5.2
Building Sustainable MIS Infrastructures
SECTION 5.2
Building Sustainable MIS Infrastructures
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LEARNING OUTCOMES
4. Identify the environmental impacts associated with MIS
5. Explain the three components of a sustainable MIS infrastructures along with their business benefits
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MIS AND THE ENVIRONMENT
Moore’s Law - Refers to the computer chip performance per dollar doubles every 18 months
Sustainable, or “green,” MIS - Describes the production, management, use, and disposal of technology in a way that minimizes damage to the environment
Corporate social responsibility - Companies’ acknowledged responsibility to society
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MIS AND THE ENVIRONMENT
Three Primary Side Effects Of Businesses’ Expanded Use Of Technology
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Increased Electronic Waste
Ewaste - Refers to discarded, obsolete or broken electronic devices
Sustainable MIS disposal - Refers to the safe disposal of MIS assets at the end of their life cycle
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Increased Energy Consumption
Energy consumption – The amount of energy consumed by business processes and systems
Huge increases in technology use have greatly amplified energy consumption
The energy consumed by a computer is estimated to produce as much as 10 percent of the amount of carbon dioxide produced by an automobile
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Increased Carbon Emissions
Carbon emissions – Carbon dioxide and carbon monoxide produced by business processes and systems
When left on continuously, a single desktop computer and monitor can consume at least 100 watts of power per hour
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SUPPORTING THE ENVIRONMENT: SUSTAINABLE MIS INFRASTRUCTURE
The components of a sustainable MIS infrastructure include
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Grid Computing
Grid computing - A collection of computers, often geographically dispersed, that are coordinated to solve a common problem
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Virtualized Computing
Virtualization - Creates multiple “virtual” machines on a single computing device
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Virtualized Computing
Data center – A facility used to house management information systems and associated components, such as telecommunications and storage systems
Sustainable data centers
• Reduces carbon emissions
• Reduces required floor Space
• Chooses Geographic location
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Cloud Computing
Cloud computing - A model for enabling ubiquitous, convenient, on-demand network access to a shared pool of configurable computing resources that can be rapidly provisioned and released with minimal management effort or service provider interaction
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Cloud Computing
Multi-tenancy – The cloud means that a single instance of a system serves multiple customers
Single-tenancy – Each customer or tenant must purchase and maintain an individual system
Cloud fabric – The software that makes possible the benefits of cloud computing, such as multi-tenancy
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Cloud Computing
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Cloud Computing
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Cloud Computing
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LEARNING OUTCOME REVIEW
Now that you have finished the chapter please review the learning outcomes in your text