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80 Cards in this Set
- Front
- Back
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one million bytes
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megabyte
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one billion bytes
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gigabyte
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one million CPU cycles
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megahertz
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one billion CPU cycles
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gigahertz
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plans for how an organization will build, deploy, use, and share its data, processes, and IT assets
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Enterprise architecture
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a person grounded in technology, fluent in business, and provides the important bridge between IT and the business
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Enterprise architect
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identifies where and how important information, such as customer records, is maintained and secured
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Information architecture
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includes the hardware, software, and telecommunications equipment that, when combined, provides the underlying foundation to support the organization's goals
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Infrastructure architecture
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determines how applications integrate and relate to each other
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Application architecture
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an exact copy of a system's information
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Backup
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the ability to get a system up and running in the event of a system crash or failure and includes restoring the information backup
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Recovery
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systems designed to continue more or less fully operational with, perhaps, a reduction in throughput or an increase in response time in the event of some partial failure. That is, the system as a whole is not stopped due to problems either in the hardware or the software
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Fault tolerant design
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a backup in which the functions of a computer component are unavailable through either faulure or scheduled downtime, and tasks are automatically offloaded to a standby system component so that the procedure is as seamless as possible to the user
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Failover
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a detailed process for recovering information or an IT system in the event of a catastrophic disaster such as a fire or flood
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Disaster Recovery Plan
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a separate facility fully equipped where the company can move immediately after a disaster and resume business
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Hot site
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a separate facility that does not have any computer equipment but is a place where employees can move after a disaster
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Cold site
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a separate facility where a company can move after a disaster that is equipped with computers that need to be configured before use
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Warm site
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the three primary areas an enterprise information architecture should focus
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1. Backup and recovery
2. Disaster recovery 3. Information security |
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a curve that shows the cost to the organization of unavailable information and technology as well as the cost of recovering from a disaster over time
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Disaster Recovery cost curve
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the point in the Disaster Recovery cost curve where the cost of unavailable information and technology crosses the cost of recovering from a disaster over time
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the optimal disaster recovery plan in terms of cost and time
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a plan for how an organization will recover and restore partially or completely interrupted critical functions within a predetermined time after a disaster
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Business continuity planning (BCP)
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the five primary characteristics of a solid infrastructure architecture
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1. Flexibility
2. Scalability 3. Reliability 4. Availability 5. Performance |
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the seven characteristics of an "agile" MIS structure
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1. Accessibility
2. Availability 3. Maintainability 4. Portability 5. Reliability 6. Scalability 7. Usability |
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defines what a user can access, view, or perform when operating a system
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Accessibility
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unrestricted access to the entire system
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Administrator access
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time frames when the system is operational
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Availability
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describes when a system is continuously operational at all times
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High availability
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how quickly a system can transform to support environmental changes
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Maintainability
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the ability of an application to operate on different devices or software platforms
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Portability
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ensures a system is functioning correctly and providing accurate information
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Reliability
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another term for accuracy when discussing correctness of systems within IT metrics
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Reliability
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how well a system can adapt to the increased demands of growth
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Scalability
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measures how quickly a system performs a process or transaction
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Performance
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determines future environmental infrastructure requirements to ensure high-quality system performance
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Capacity planning
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the degree to which a system is easy to learn and efficient and satisfying to use
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Usability
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the concept that the computer chip performance per dollar doubles every eighteen months
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Moore's Law
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the production, management, use and disposal of technology in a way that minimizes damage to the environment
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Sustainable "Green" MIS
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a company's responsibility to society
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Corporate Social responsibility
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three primary side effects of expanded use of technology
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1. increased eWaste - electronic waste
2. increased energy consumption 3. increased carbon emissions |
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discarded, obsolete, or broken electronic devices
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Ewaste
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safe disposal of MIS assets at the end of their life cycle
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Sustainable MIS disposal
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components of sustainable MIS infrastructure
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1. Grid computing
2. Cloud computing 3. Virtualized computing |
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collection of computers, geographically dispersed, coordinated to solve a common problem
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Grid computing
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use of resources and applications hosted remotely on the internet
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Cloud computing
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determines how applications integrate and relate to each other
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Application architecture
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capability of two or more computer systems to share data and resources, even though they were made by different manufacturers
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Interoperability
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these services permit different applicactions to share data and services through the use of shared protocols and standards
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Web services
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two primary parts of web services
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1. Events
2. Services |
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general term for nonproprietary IT hardware and software made available by the standards and procedures by which their products work, making it easier to integrate them
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Open system
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refers to any program whose source code is made available for use or modification as users or other developers see fit
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Open source
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this system allows seamless sharing of information, avoids duplication of information, and eliminates proprietary systems and promotes competitive pricing
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Open system
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a business-driven IT architectural approach that supports integrating a business as linked, repeatable tasks or services
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Service oriented architecture (SOA)
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capability of services to be joined together on demand to create composite services, or easily disassembled into their functioning components
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Loose coupling
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a markup language for documents containing structured information
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Extensible Markup Language (XML)
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allows several operating systems (OSs) can be run in parallel on a single CPU
book definition: a framework of dividing the resources of a computer into multiple execution environments, increasing physical resources to maximize investment in hardware |
Virtualization
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ability to present the resources of a single computer as if it is a collection of separate computers
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System virtualization
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benefits of grid computing
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1. improved productivity and collaboration of virtual resources
2. allowing sharing of data and resources between departments and businesses 3. builds flexible operational architectures |
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level of detail
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granularity
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raw facts describing an event
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Data
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data converted into a meaningful and useful context
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Information
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the extent of detail within information
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Information granularity
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documents, spreadsheets, databases are examples of
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Information Formats
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individual, department, enterprise are examples of
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Information levels
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detail, summary, aggregate are examples of
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Information granularity
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all information contained within a single business process or unit of work, meant to support performance of daily operational tasks (ie. packing slips, receipts)
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Transactional information
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all organizational information, meant to support performance of
managerial analysis tasks (ie. sales projections, product statistics) |
Analytical information
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immediate, up-to-date information
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Real-time information
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a system that provides real-time information in response to query requests
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Real-time System
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five characteristics of high quality information
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1. Accuracy
2. Completeness 3. Consistency 4. Uniqueness 5. Timeliness |
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this kind of information can significantly improve the chances of making a good decision, and can directly impact an organizations bottom line
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High quality information
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What is recovery?
a. Restoring the information backup b. Ability to get a system up and running in the event of a system crash or failure that includes restoring the information backup c. an exact copy of a system's information d. All of the above |
b. Ability to get a system up and running in the event of a system crash or failure that includes restoring the information backup
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What is a separate and fully equipped facility where the company can move immediately after a disaster and resume busienss?
a. hot site b. disaster recovery plan c. disaster recovery cost curve d. cold site |
a. hot site
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What refers to how well a system can quickly transform to support environmental changes?
a. maintainability b. reliability c. scalability d. availability |
a. maintainability
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What refers to a system that is easy to learn and efficient and satisfying to use?
a. Reliability b. Performance c. Flexibility d. Usability |
d. Usability
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What states that the computer chip performance per dollar doubles every 18 months?
a. Moore's law b. Network effect c. Corporate social responsibility d. Sustainable MIS infrastructure |
a. Moore's law
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What delivers applications over the cloud using pay-per-use revenue model?
a. IaaS b. SaaS c. PaaS d. All of the above |
b. Saas
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What are several different types of software, which sit in the middle of and provide connectivity between two or more software applications?
a. Ebusiness infrastructure b. Enterprise application integration middleware c. Automated business process d. Middleware |
d. Middleware
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What represents a new approach to middleware by packaging together commonly used functionality, such as providing prebuilt links to popular enterprise applications, which reduces the time necessary to develop solutions that integrate applications from multiple vendors?
a. Ebusiness infrastrucutre b. Middleware c. Automated business process d. Enterprise application integration middleware |
d. Enterprise application integration middleware
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computer software that provides services to software applications beyond those available from the operating system.
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Middleware
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a new approach to middleware that packages together commonly used functionality, such as providing prebuilt links to popular enterprise applications, which reduces the time necessary to develop solutions that integrate applications from multiple vendors
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Enterprise application integration middleware
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