Chapter 5 MIS 180

MIS Infrastructure
includes the plans for how a firm will build, deploy, use, share and refresh its data, processes, and MIS assets
-hardware
-software
-networks
-clients
-servers

Enterprise Architect
a person grounded in technology, fluent in business, and able to provide the important bridge between MIS and the business

Information MIS infrastructure
-supports operations
-(backup, recovery, disaster recovery, business continuity planning)

Agile MIS infrastructure
-supports change
-(accessibility, availability, maintainability, portability, reliability, scalability, usability)

Sustainable MIS infrastructure
-supports sustainability
-(grid computing, cloud computing, virtualization)

backup
an exact copy of a system’s information

recovery
the ability to get a system or systems up and running in the event of a system crash or failure
-failback $
-failover $$
-fault tolerance $$$

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

Disaster Recovery Plan
a detailed process for recovering info 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 of the organization of the unavailability of info and technology and (2) the cost to the organization of recovering from a disaster over time

Business Continuity Planning
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

Emergency Notification Service
an infrastructure built for notifying people in the event of an emergency

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

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 bc 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

Accessibility
refers to the varying levels that define what a user can access, view, or perform when operating a system

Availability
time frames when the system is operational

Maintainability
how quickly a system can transform/adapt to support environmental changes

Portability
the ability of an application to operate on different devices or software platforms

Reliability
ensures a system is functioning correctly and providing accurate information

Scalability
how well a system can scale up or adapt to the increased demands of growth

Performance
measures how quickly a system performs a transaction

Capacity planning
determines future environmental infrastructure requirements to ensure high quality system performance

Usability
the degree to which a system is easy to learn, efficient, and “satisfying” to use

Moore’s Law
refers to how 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 the community society

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 cycles

Grid Computing
a collection of computers, often geographically dispersed that are coordinated to solve a common problem

Cloud Computing
refers to the use of resources and applications hosted remotely on the Internet

Virtualization
creates multiple “virtual” machines on a single computing device

Data center
a facility used to house management information systems and associated components, such as telecommunications and storage systems

What do sustainable data centers do?
-reduce carbon emissions
-reduces required floor space
-chooses geographic location

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