Quiz | Data flow diagram

Welcome to your Quiz | DFD

1. 
In a DFD, external entities are represented by a ___

2. 
External entities may be a ___

3. 
A data store in DFD represents

4. 
Data cannot flow between a store and

1) a store
2) a process
3) an external entity

5. 
Data cannot flow from en external entity to an external entity because

6. 
A data flow can

7. 
A context diagram

8. 

By leveling a DFD, we mean

9. 
The following DFD is NOT correct as


10. 
The following DFD is not correct as