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Terms in this set (73)
MIS Infrastructure
includes the plans for how a firm will build, deploy, use and share its data, processes and MIS assets
hardware
consists of the physical devices associated with a computer
software
the set of instructions the hardware executes to carry out specific tasks
network
a communications system created by linking two or more devices establishing a standard methodology in which they can communicate
client
computer designed to request information from a server
server
a computer dedicated to providing information in response to requests
entreprise architect
a person grounded in technology, fluent in business and able to provide the important bridge between MIS and the business
supporting operations (information MIS infrastructure)
identifies where and how important information is stored and maintained
supporting change (agile MIS infrastructure)
includes the hardware, software and telecommunications equipment that, when combined, provides the underlying foundation to support the organizations goals
supporting the environment (sustainable MIS infrastructure)
identifies ways that a company can grow in terms of computing resources while simultaneously becoming less independent on hardware and energy consumption
backup
an exact copy of a systems information
recovery
the ability to get a system up and running in the event of a system crash or failure that includes restoring the information backup
fault tolerance
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
failover
a specific type of fault tolerance that 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
failback
occurs when the primary machine recovers and resumes operations, taking over from the secondary server
disaster recovery plan
a detailed process for recovering information or a system in the event of a catastrophic disaster
hot site
a separate and fully equipped facility where the company can move immediately after a disaster and resume business
cold site
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 cost curve
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 overtime
emergency
sudden, unexpected event requiring immediate action due to potential threat to health and safety, the environment or property
emergency preparedness
ensures a company is ready to respond to an emergency in an organized, timely and effective manner
business continuity planning (BCP)
details how a company recover and restores critical business operations and systems after a disaster or extended disruption
business impact analysis
identifies all critical business functions and the effect that a specific disaster may have upon them
emergency notification service
an infrastructure built for notifying people in the event of an emergency
technology failure
occurs when the ability of a company to operate is impaired because of hardware, software or data outage
incidents
unplanned interruption of service
incident record
contains all of the details of an incident
incident management
process responsible for managing how incidents are identified and corrected
technology recovery strategies
focus specifically on prioritizing the order for restoring hardware, software and data across the organization that best meets business recovery requirements
accessibility
refers to the varying levels that define what a user can access, view or perform when operating a system
administrator success
unrestricted access to the entire system
web accessibility
means the people with disabilities can use the web
we accessibility initiative (WAI)
brings together people from industry, disability organizations, government and research labs from around the world to develop guidelines and resources to help make the web accessible to people with disabilities
availability
refers to the time frames when the system is operational
unavailable
when it is not operating and cannot be used
high availability
occurs when a system is continuously operational at all times
maintainability (flexibility)
refers to how quickly a system can transform to support environmental changes
portability
refers to the ability of an application to operate on different devices or software platforms, such as different operating systems
reliability (accuracy)
ensures a system in functioning correctly and providing accurate information
vulnerability
a system weakness, such as a password that is never changed or a system left on while an employee goes to lunch, that can be exploited by a threat
scalability
describes how well a system can scale up, or adapt to the increased demands on growth
performance
measures how quickly a system performs a process or transaction
capacity
represents the maximum throughput a system can deliver
capacity planning
determines future environmental infrastructure requirements to ensure high quality system performance
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
moores law
refers to the computer chip performance per dollar doubles every 18 months
sustainable (green) MIS
describes the production, management, use and disposal of technology in a way that minimizes damages to the environment
corporate social responsibility
companies acknowledged responsibility to 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 cycle
energy consumption
amount of energy consumed by business processes and systems
carbon emissions
carbon dioxide and carbon monoxide
grid computing
collection of computers that are coordinated to solve a common problem
smart grid
delivers electricity using two-way digital technology
virtualization
creates multiple "virtual" machines on a single computing device (form of consolidation)
data center (server farms)
facility used to house management information systems and associated components
cloud computing
a model for enabling ubiquitous, convenient, on-demand access to a shared pooled of configurable computing resources that can be rapidly provisioned and released with minimal management effort or service provider interaction
multi-tenancy
means that a single instance of a system serves multiple customers
single-tenancy
each customer must purchase and maintain an individual system
cloud fabric
software that makes possible the benefits of cloud computing, i.e. multi-tenancy
cloud fabric controller
an individual that monitors and provisions cloud resources
utility computing
offers a pay-per-use revenue model similar to a metered service
infrastructure as a service (IaaS)
delivers hardware networking capabilities over the cloud using a pay-per-use revenue model
dynamic scaling
means MIS infrastructure can be automatically scaled up or down based on need requirements
software as a service (SaaS)
delivers applications over the cloud using a pay-per-use revenue model
platform as a service (PaaS)
supports the deployment of entire systems using a pay-per-use revenue model
public cloud
promotes massive, global and industrial wide applications offered to the general public
private cloud
serves only one customer or organization and can be located on the customers premises or not
community cloud
serves a specific community with common business models, security requirements and compliance considerations
hybrid cloud
includes two or more private, public or community clouds, but each cloud remains separate and is only linked by technology that enables data and application portability
cloud bursting
when a company uses its own computing infrastructure for normal usage and accesses the cloud when it needs to scale for peak load requirements, ensuring a sudden spike in usage does not result in poor performance or system crashes
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