Information systems development life cycle Maintenance
Computer software designed to support organizational functions or processes
What is Application Software
projects identified by top management or by a diverse steering committee.
What is Top-down source
attempts to gain a broad understanding of information system needs of the entire organization
What is Top-down planning
electronic commerce between businesses and consumers
nBusiness-to-business (B2B): electronic commerce between business partners, such as suppliers and intermediaries
nBusiness-to-employee (B2E): electronic commerce between businesses and their employees
What is Business-to-consumer (B2C)
A justification for an information system
What is Business Case
Organizational role most responsible for analysis and design of information systems
What is Systems Analyst
project initiatives stemming from managers, business units, or the development group.
What is Bottom-up source
identifies IS development projects based on solving specific operational business problems or taking advantage of specific opportunities.
What is Bottom-up planning
electronic commerce between business partners, such as suppliers and intermediaries
What is Business-to-business (B2B)
Contains the best estimate of a project’s scope, benefits, costs, risks, and resource requirements
What is Baseline Project Plan (BPP)
An organization’s total information system needs are identified, analyzed, prioritized, and arranged
What is Planning
Analyzing an organization’s activities to determine where value is added to products and/or services and the costs incurred for doing so
What is Value chain analysis
breaking high-level abstract information into smaller units for more detailed planning
What is Functional Decomposition
electronic commerce between businesses and their employees
What is Business-to-employee (B2E)
A document prepared for the customer that describes what the project will deliver and outlines at a high level all work required to complete the project
What is Project Scope Statement (PSS)
the phase of system development where system requirements are studied and structured
What is Analysis phase
A strategy in systems analysis and design in which the project is reviewed after each phase and continuation of the project is justified
What is Incremental commitment
describe relationships between pairs of organizational elements
What is IS planning matrices
A large worldwide network of networks that use a common protocol to communicate with each other
What is the Internet
A process of identifying the financial benefits and costs associated with a development project
What is Economic feasibility
when a description of the recommended solution is converted into logical and then physical system specifications
What is Design phase
the method by which an organization attempts to achieve its mission and objectives
What is Competitive strategy
the extent to which information holds things in common
What is Affinity
the use of telecommunications technologies to directly transfer business documents between organizations
What is Electronic data interchange (EDI)
This term refers to items that can be measured in dollars and with certainty
What is Tangible benefits