Data Flow Diagra,
Quiz
•
Design
•
9th Grade
•
Practice Problem
•
Hard
Phyllis Francois
Used 4+ times
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
What can a level 1 DFD include that a context diagram cannot
Data Stores
Multiple external entities
Direct entity to entity communication
direct data store to data store communication
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
What is most important to customers who want to complete transitions online?
Security of transactions
Consistent placement of navigation
Speed of processing transactions
Cost of developing the site
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Choose 2 sentences that are the correct
A level 1 DFD notates each of the main sub-processes that together form the complete system.
A level 1 DFD does not include external entities
A level 1 DFD MUST include one and only one external entity
We can think of a level 1 DFD as an “exploded view” of the context diagram”.
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
What does this notation represent in a data flow diagram?
Decision
Entity
Process
Datastore
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
What does this notation represent in a data flow diagram?
Process
Sink
Source
Entity
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