Systems Analysis And Design Chapter One

Front 1

adaptive methods

Back 1

include the latest trends in software development

Front 2

agile methods

Back 2

include the latest trends in software development

Front 3

application software

Back 3

consists of programs that support day-to-day business functions and provide users with the information they need.

Front 4

b2b

Back 4

business to business

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b2c

Back 5

business to consumer

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business model

Back 6

describes the information that a system must provide.

Front 7

business process model

Back 7

graphically displays one or more business processes, such as handling an airline reservation, filing a product order, or updating a customer account.

Front 8

business process modeling notation

Back 8

includes standard shapes and symbols to represent events, processes, workflows, and more.

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business rules

Back 9

inside each process, input data is transformed by _________ that generate the output.

Front 10

business support systems

Back 10

provide job-related information support to users at all levels of a company.

Front 11

CASE tools

Back 11

provide an over-all framework for systems development and support a wide variety of design methodologies, including structured analysis and object-oriented analysis.

Front 12

certification

Back 12

verifies that an individual demonstrated a certain level of knowledge and skill on a standardized test.

Front 13

class

Back 13

a collection of similar objects

Front 14

computer-aided software engineering

Back 14

a technique that uses CASE tools

Front 15

computer-aided systems engineering

Back 15

a technique that uses CASE tools

Front 16

corporate culture

Back 16

a set of beliefs, rules, traditions, values, and attitudes that define a company and influence its way of doing business.

Front 17

critical thinking skills

Back 17

include the ability to compare, classify, evaluate, recognize patters, analyze cause-and-effect, and apply logic.

Front 18

data

Back 18

the raw material that an information system transforms into useful information.

Front 19

data flow diagram

Back 19

uses various symbols and shapes to represent data flow, processing, and storage.

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deliverable

Back 20

the result of each phase in a waterfall model, which flows into the next phase.

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electronic data interchange

Back 21

electronic commerce between two companies

Front 22

empowerment

Back 22

gives employees more responsibility and accountability.

Front 23

enterprise applications

Back 23

company-wide applications.

Front 24

enterprise computing

Back 24

information systems that support company-wide operations and data management requirements.

Front 25

enterprise resource planning

Back 25

provide cost-effective support for users and managers throughout the company.

Front 26

feasibility study

Back 26

reviews anticipated costs and benefits and recommends a course of action based on operational, technical, economic, and time factors.

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groupware

Back 27

enables users to share data, collaborate on projects, and work in teams.

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hardware

Back 28

everything in the physical layer of the information system.

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help desk

Back 29

the user support function

Front 30

horizontal system

Back 30

a system, such as inventory or payroll application, that can be adapted for use in many different types of companies.

Front 31

information

Back 31

data that has been transformed into output that is valuable to users.

Front 32

information technology

Back 32

the combination of hardware, software, and services that people use to manage, communicate, and share information.

Front 33

iterative

Back 33

can be traced back to Japanese auto firms that were able to boost productivity by using a flexible manufacturing system, where team-based effort and short-term milestones helped keep quality up and costs down.

Front 34

joint application development

Back 34

uses teams composed of users, managers, and IT staff. focuses on team-based fact-finding,

Front 35

knowledge base

Back 35

allows users to find information by entering keywords or questions in normal English phrases.

Front 36

legacy systems

Back 36

older systems

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mission-critical system

Back 37

a system that is vital to a company's operations.

Front 38

modeling

Back 38

produces a graphical representation of a concept or process that systems developers can analyze, test, and modify.

Front 39

moore's law

Back 39

the number of transistors on an integrated circuit chip will double about every 24 months.

Front 40

object-oriented analysis

Back 40

combines data and the processes that act on the data into things called objects.

Front 41

object

Back 41

represent actual people, things, or events.

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preliminary investigation

Back 42

evaluates IT-related business opportunity or problems.

Front 43

process

Back 43

describe the tasks and business functions that users, managers, and IT staff members perform to achieve specific results

Front 44

product-oriented

Back 44

_________ firms manufacture computers, routers, or microchips

Front 45

project management

Back 45

the process of planning, scheduling, monitoring, controlling, and reporting upon the development of an information system.

Front 46

properties

Back 46

objects possess characteristics called __________, which the object inherits from its class or possesses on its own.

Front 47

prototype

Back 47

an early working version of an information system.

Front 48

radio frequency identification

Back 48

uses high-frequency radio waves to track physical objects.

Front 49

rapid application development

Back 49

a compressed version of the entire development process.

Front 50

requirements modeling

Back 50

the first step in a systems analysis phase, where you investigate business processes and document what the new system must do to satisfy users.

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scalable

Back 51

can expand to meet new business requirements and volumes

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server farm

Back 52

a large concentration of servers working together.

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service-oriented

Back 53

include consultants, vendors, software developers, and service providers.

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software

Back 54

the programs that control the hardware and produce the desired information or results.

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spiral model

Back 55

represents a series of iterations, or revisions, based on user feedback

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stakeholders

Back 56

people who have in interested in an information system.

Front 57

strategic plans

Back 57

top managers develop long-ranged plans, called ___________, which define the company's overall mission and goals.

Front 58

structured analysis

Back 58

a traditional method that still is widely used.

Front 59

supply chain

Back 59

all the companies who provide materials, services, and functions needed to provide a product to a customer.

Front 60

supply chain management

Back 60

software that managers supply chain.

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system

Back 61

a set of related components that produces specific results.

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system design specification

Back 62

presented to management and users for review and approval

Front 63

system requirements document

Back 63

describes management and user requirements, costs and benefits, and outlines alternative development strategies.

Front 64

system software

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manages the hardware components, which can include a single workstation or a global network with thousands of clients.

Front 65

systems analyst

Back 65

a valued member of the IT department team who helps plan, develop, and maintain information systems.

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systems design phase

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create a physical model that will satisfy all documented requirements for the system

Front 67

systems development life cycle

Back 67

a series of phases used to plan, analyze, design, implement, and support an information system.

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systems implementation phase

Back 68

delivers a completely functioning and documented information system.

Front 69

systems planning phase

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preliminary investigation report

Front 70

systems request

Back 70

a formal request to the IT department

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systems support and security phase

Back 71

the IT staff maintains, enhances, and protects the system during this phase.

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technical support

Back 72

includes seven main functions: application development, systems support and security, user support, database administration, network administration, web support, and quality assurance.

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transaction processing systems

Back 73

process data generated by day-to-day business operations

Front 74

user productivity systems

Back 74

e-mail, voice mail, fax, video and Web conferencing, work processing, automated calenders, database management, spreadsheets, desktop publishing, presentation graphics, company intranets, and integrated mobile computing systems.

Front 75

vertical system

Back 75

designed to meet the unique requirements of a specific business or industry, such as Web-based retailer, a medical practice, or an auto dealership.

Front 76

waterfall model

Back 76

the result of each phase is called a deliverable and flows into the next phase.