acronyms Flashcards
VPN
virtual private network
a private network that uses a public network (usually the internet) to securely connect users by using encryption.
SSL
secure socket layer
also known as transport layer security (TLS). an encryption standard used for secure transactions such as credit card purchases and online banking.
SCADA
supervisory control and data acquisition
large scale distributed measurement and control systems used to monitor or to control chemical, physical, or transport processes
DMZ
demilitarized zone
a separate organizational local area network that is located between an organizations internal network and an external network, usually the internet.
DDoS
distributed denial-of-service
attack hat sends a flood of data packets from many compromised computers simultaneously
TPS
transaction processing systems
they monitor, store, collect and process data generated from all business transactions
FAIS
functional area information systems
systems that provide information to managers usually mid level in the functional areas in order to support managerial tasks of planning, organizing and controlling operations.
ERP
enterprise resource planning
information systems that take a business process view of the overall organization to integrate the planning, management and use of all of an organization’s resources, employing a common software platform and database
CIM
computer integrated manufacturing
an informational system that integrates various automated factory systems; also called digital manufacturing.
EAI
enterprise application integration system
a system that integrates exisitng systems by providing layers of software that conect applications together.
ERP II
interorganizational ERP systems that provide Web enabled links among key business systems (such as inventory and production) of a company and its customers, suppliers, distributors, and others.
OLTP
online transaction processing
transaction processing system that processes data after transactions occur, frequently in real time
CRM
customer relationship management
an organizational strategy that is customer focused and customer driven. organizations concentrate on satisfying the customers by assesing their requirements for products and services and then providing high quality responsive service.
EDI
electronic data exchange
a communication standard that enables the electronic transfer of routine documents.
VMI
vendor managed inventory
occurs when the vendor rather than the retailer manages the entire invetory process for a particular product or group of products.
IOS
interorganizational information system
an information system that supports information flow among two or more organizations
JIT
just in time inventory system
supplier delviers the precise number of parts to be assembled into a finished product at precisely the right time
NPV
net present value
method converts future values of benefits to thei rpresent values to see if the cost required to achieve those benefits is more than the benefits will give.
ROI
return on investment
manages managements effectiveness in generating profits with available assets.
RAD
rapid application development
systems development method that combines JAD prototyping and ICASE tools to produce a high quality system
JAD
joint application design
a group based tool for collecting user requirements and creating system deisngs
ICASE
integrated computer aided software engineering
combines upper CASE tools and lower CASE tools
ASP
application service provider
an agent or vendor who assembles the software needed by enterprises and packages them with outsourced development, operations, maintenance and other servics
RFP
request for proposal
document that i sent to potential vendors inviting them to submit a proposal describing their software package and how it would meet the company’s needs
