MIS 309 Chapter 5

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Corporate Social Responsibility

Companies' acknowledged responsibility to society

Virtualization

Creates multiple "virtual" machines on a single computing device

Sustainable MIS

Describes the production, management, use, and disposal of technology in a way that minimizes damage to the environment

Capacity Planning

Determines future environmental infrastructure requirements to ensure high quality system performance

Reliability

Ensures a system is functioning correctly and providing accurate information

Maintainability

How quickly a system can transform to support environmental changes

Scalability

How well a system can scale up, or adapt to the increased demands of growth

MIS Infrastructure

Includes the plans for how a firm will build, deploy, use, and share its data, processes, and MIS assets

Failover

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 or backup server

Sustainable MIS Disposal

Refers to the safe disposal of MIS assets at the end of their life cycle

Cloud Computing

Refers to the use of resources and applications hosted remotely on the internet

High Availability

System is continuously operational at all times

Fault Tolerance

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

Portability

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

Recovery

The ability to get a system up an running in the even of a system crash of failure

Moore's Law

The computer chip performance per dollar doubles every 18 months

Usability

The degree to which a system is easy to learn and efficient and satisfying to use

Unavailable

Time frames when a system is not operating and cannot be used

Availability

Time frames when the system is operational

Backup

An exact copy of a systems information

Administrator Access

Unrestricted access to the entire system

Performance

Measures how quickly a system preforms a process or transaction

Grid Computing

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

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

Data Center

A facility used to house management information systems and associated components, such as telecommunications systems and storage systems

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

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

Software as a Service (SaaS)

A service that delivers applications over the cloud using a pay-per-use revenue model

Infrastructure as a Service (IaaS)

A service that delivers hardware networking capabilities, including the use of servers, networking, and storage over the cloud using a pay-per-use revenue model

Platform as a Service (PaaS)

A service that supports the deployment of entire systems including hardware, networking, and applications using a pay-per-use revenue model

Disaster Recovery Cost Curve

Charts the cost to the organization of the unavailability of information and technology and the cost to the organization of recovering from a disaster over time

Failback

Occurs when the primary machine recovers and resumes operations, taking over from the secondary server

Ewaste

Refers to discarded, obsolete or broken electronic devices

Accessibility

Refers to the varying levels that define what a user can access, view, or preform when operating a system


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