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Chapter-wise Questions and Answers on Software Engineering

6 At highest level, a DFD is referred to as :
A Scope diagram
B Context diagram
C Level 1 DFD
D Level 2 DFD

Answer: Option [B]
7 In a DFD, an originator or data receiver is usually designated by
A A square box
B A circle
C A rectangle
D None of these

Answer: Option [C]
8 ER diagram is related with :
A Entity relationship
B Data flow
C Foreign key
D System testing

Answer: Option [A]
9 The output of System Design stage is represented by
A State diagram
B Structure chart
C ER diagram
D Context diagram

Answer: Option [B]
10 A Zero level DFD describes :
A The fully blown up System Design
B Data flow in all the modules
C Overview of processes, inputs and output
D None of these

Answer: Option [C]


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