
Visual Forms of Notation Quiz
Authored by Richard Evans
Computers
9th Grade
Used 1+ times

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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a data flow diagram (DFD) show?
How to design a website
How to write a computer program
How to create a database
How data is used within a process or system
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does an oval represent in a data flow diagram (DFD)?
A process or system
A data store
A security checker
An entity providing or receiving data
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a rectangle with one vertical line to the left represent in a data flow diagram (DFD)?
A process or system
An entity providing or receiving data
A data store
A security checker
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a level zero DFD also called?
Top level DFD
Basic DFD
Primary DFD
Initial DFD
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main difference between data and information in information flow diagrams (IFD)?
Data is exchanged, information is processed
Data is raw, information has meaning
Data has meaning, information is raw
Data is processed, information is raw
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does an information flow diagram (IFD) generally show?
How to design a website
How to create a database
How information is exchanged between entities
How data is used within a process or system
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main difference between a data flow diagram (DFD) and an information flow diagram (IFD)?
DFD shows raw data, IFD shows processed data
DFD shows information exchange, IFD shows raw data
DFD shows how data is used, IFD shows how information is exchanged
DFD shows processed data, IFD shows raw data
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