Question: 1. True or False: a data flow diagram must have at least one process. True False 2. Which of the following regarding a data flow

1. True or False: a data flow diagram must have at least one process.

True

False

2. Which of the following regarding a data flow diagram is correct?

A process must have both an input and output data flow.

A data store must be connected to at least one process.

External entities should not be connected to one another.

All of the Above.

3. True or False: the acronym CRUD is often used for:

- Create

- Read

- Update

- Delete

True

False

4. True or False: A context-level data flow diagram is also known as a level 1 diagram.

True

False

5. True or False: a process is depicted by a rounded rectangle in a data flow diagram.

True

False

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