Module 9

22問 • 1年前

問題一覧

a pictorial representation of reality.

model

– a nontechnical pictorial representation that depicts what a system is or does. Synonyms for essential model, conceptual model, and business model

logical model

a technical pictorial representation that depicts what a system is or does and how the system is implemented.

physical model

a technique used to organize and document a system’s processes

process modeling

a process model used to depict the flow of data through a system and the work or processing performed by the system.

data flow diagram

What is dfd

data flow diagram

an outside person, unit, system, or organization that interacts with a system. Also called an external entity.

external agent

stored data intended for later use. Synonyms are file and database.

data store

work performed by a system in response to incoming data flows or conditions. A synonym is transform.

process

the act of breaking a system into sub-components. Each level of abstraction reveals more or less detail about the overall system or a subset of that system.

process decomposition

a tool used to depict the decomposition of a system. Also called hierarchy chart.

decomposition diagrams

a set of related and ongoing activities of a business.

function

a discrete, detailed activity or task required to complete the response to an event. Also called a primitive process

elementary process

data that is input to or output from a process

data flow

a data flow that consists of other data flows

composite data flow

a condition or nondata event that triggers a process.

control flow

the smallest piece of data that has meaning to the users and the business.

data attributes

a specific arrangement of data attributes that defines an instance of a data flow.

data structure

- a class of data that be stored in an attribute

data type

the legitimate values for an attribute.

domain

a data flow that splits into multiple data flows.

diverging data flow

the merger of multiple data flows into a single packet.

converging data flow

CC101 chapter 1

CC101 chapter 1

CC101 chapter 1

CC101 chapter 1

chapter3

chapter3

cc102 chapter1 Quizlet

Lml rys · 25問 · 3年前

cc102 chapter1 Quizlet

CC101 chapter 1

CC101 chapter 1

CC101 chapter 1

CC101 chapter 1

cc101 chapter1 Quizlet

Lml rys · 25問 · 3年前

cc101 chapter1 Quizlet

GE5

GE5

Chapters 2

Chapters 2

Module1

Module1

Module2

Module2

Midterm

Midterm

midterm

midterm

module2

module2

module 8

module 8

Module 10

Module 10

module 11

module 11

module 12

module 12

FINALS💀

FINALS💀

問題一覧

a pictorial representation of reality.

model

– a nontechnical pictorial representation that depicts what a system is or does. Synonyms for essential model, conceptual model, and business model

logical model

a technical pictorial representation that depicts what a system is or does and how the system is implemented.

physical model

a technique used to organize and document a system’s processes

process modeling

a process model used to depict the flow of data through a system and the work or processing performed by the system.

data flow diagram

What is dfd

data flow diagram

an outside person, unit, system, or organization that interacts with a system. Also called an external entity.

external agent

stored data intended for later use. Synonyms are file and database.

data store

work performed by a system in response to incoming data flows or conditions. A synonym is transform.

process

the act of breaking a system into sub-components. Each level of abstraction reveals more or less detail about the overall system or a subset of that system.

process decomposition

a tool used to depict the decomposition of a system. Also called hierarchy chart.

decomposition diagrams

a set of related and ongoing activities of a business.

function

a discrete, detailed activity or task required to complete the response to an event. Also called a primitive process

elementary process

data that is input to or output from a process

data flow

a data flow that consists of other data flows

composite data flow

a condition or nondata event that triggers a process.

control flow

the smallest piece of data that has meaning to the users and the business.

data attributes

a specific arrangement of data attributes that defines an instance of a data flow.

data structure

- a class of data that be stored in an attribute

data type

the legitimate values for an attribute.

domain

a data flow that splits into multiple data flows.

diverging data flow

the merger of multiple data flows into a single packet.

converging data flow