Data Flow Diagrams

Descripción

AS level (Component 1) Computing Test sobre Data Flow Diagrams, creado por Lilli Flahh el 09/06/2018.
Lilli Flahh
Test por Lilli Flahh, actualizado hace más de 1 año
Lilli Flahh
Creado por Lilli Flahh hace casi 6 años
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Resumen del Recurso

Pregunta 1

Pregunta
What does this symbol represent?
Respuesta
  • External entity (e.g. user)
  • Process
  • Data store
  • Data flow

Pregunta 2

Pregunta
What does this symbol represent?
Respuesta
  • Process

Pregunta 3

Pregunta
What does this symbol represent?
Respuesta
  • Data flow
  • Data store
  • Process
  • External entity (e.g. user)

Pregunta 4

Pregunta
What does this symbol represent?
Respuesta
  • Data store
  • Data flow
  • External entity (e.g. user)
  • Process

Pregunta 5

Pregunta
The Data Flow Diagram is created by the [blank_start]systems analyst[blank_end].
Respuesta
  • systems analyst

Pregunta 6

Pregunta
Data Flow Diagrams allow us to create a [blank_start]graphical representation[blank_end] of [blank_start]how data travels[blank_end] [blank_start]through a system[blank_end].
Respuesta
  • graphical representation
  • numbered list
  • flowchart
  • special analysis
  • how data travels
  • how the system will work
  • how the budget is spent
  • what techniques are used
  • through a system
  • to make it work
  • through the hardware
  • in tables

Pregunta 7

Pregunta
Data Flow Diagrams are important because "one picture is worth 1000 words"
Respuesta
  • True
  • False

Pregunta 8

Pregunta
What is the "employee" an example of in this scenario?
Respuesta
  • External entity
  • Data
  • Process
  • Data store

Pregunta 9

Pregunta
Which of the following are examples of data stores in this situation?
Respuesta
  • Employee Database
  • Accounts Database
  • Employee
  • Process Payroll
  • Timesheet Details
  • Payment Details

Pregunta 10

Pregunta
In this example, data flows from the Accounts Database to the Process.
Respuesta
  • True
  • False

Pregunta 11

Pregunta
Label the entities on this example Data Flow Diagram.
Respuesta
  • Data store
  • External entity
  • Data itself
  • Data flow
  • Process

Pregunta 12

Pregunta
Which of the following shapes is used to represent a Process?
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