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Chapter 5 Process Modeling test yourself P5.docx
Chapter_5__Process_Modeling_test_yourself___P5.docx
Showing 1-3 out of 3
Chapter 5 Process Modeling test yourself P5.doc...
Chapter_5__Process_Modeling_test_yourself___P5.docx-Que stion 1 Every process has
Chapter 5 Process Modeling test yo...
Chapter_5__Process_Modeling_test_yourself___P5.docx-Que stion 1 Every process has
Page 1
Que
stion
1
Every process has a unique identification number, a name and a description.
False
2
/2
Question 2
Amy has created a context diagram. What one DFD component is probably not shown?
a.
Process
b. Data flow
c. UML Stage
e. External Entity
1
/1
Question 3
True
d. Data store
Page 2
False
Data that is moving from a process to another process is called a 'data stream'.
True
2
/2
Question 4
Brianna has a process has two inputs but only one output.
a. This is an error as there needs to be the same amount of inputs as outputs
b. This is an error as process do not have inputs or outputs
c. This is normal as all processes have two inputs and one output
e. This is an error as processes only produce output
2
/2
Question 5
Ramesh has drawn a set of DFD's that are not properly balanced. This is probably a:
b. Semantic error
c. Modeling error
d. First law of conservation of data error
e. Second law of conservation of data error
2
/2
Question 6
What diagram will have processes with one decimal place (like 3.1, 3.2. and 3.3) and might have flows coming
in (or going out) that are not illustrate?
a. Context diagram
b. Level 0 diagram
d. UML state diagram
e. Level 2 diagram
1
/1
2
/2
Question 7
Structured English uses complete sentences to describe the work that a process performs in a system.
True
Question 8
Tom is trying to change his Use Case into a Data Flow Diagram. He has found that a use case step generally
is the same as a
on Level 1 Data flow Diagram.
b. External Entity
c. Data flow
d. Internal Entity
e. Data store
d. This is normal as all processes need at least one input and at least one
output
a. Syntax error
c. Level 1 diagram
False
a. Process
Page 3
2
/2
Question 9
Vanessa has a data flow diagram with an item called 'register for Class'. That item would be:
b. A data flow
c. A data store
d. An external entity
e. A process relationship
0
/2
Question10
The relation between use cases and data flow diagrams is generally:
b. Data flow diagrams are developed first and then use cases ensue (follow)
c. Use cases are developed first and then data flow diagrams ensue (follow)
d. Use cases show logical processes, while data flow diagrams show physical processes
e. There is not a relationship between use cases and data flow diagrams
a. A process
a. Use cases are developed by users and data flow diagrams are developed by systems
analysts
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