Software Engineering Mcqs

Page No. 123

Extracting data items and objects, to get information on data flow, and to understand the existing data structures that have been implemented is sometimes called__________________?


adata analysis

✓


bdirectionality

✖


cdata extraction

✖


dclient applications

✖


View Answer data analysis

Transformation of a system from one representational form to another is known as________________?


aRe-factoring

✖


bRestructuring

✖


cForward engineering

✖


dBoth Re-factoring and Restructuring

✓



Reverse engineering is the process of deriving the system design and specification from its____________________?


aGUI

✖


bDatabase

✖


cSource code

✓


dAll of the mentioned

✖


View Answer Source code

Much of the information necessary to create a behavioral model can be obtained by observing the external manifestation of the existing ________________________?


acandidate keys

✖


binterface

✓


cdatabase structure

✖


dnone of the mentioned

✖


View Answer interface

Which of the following is not an objective of reverse engineering ?


ato reduce maintenance effort

✖


b to cope with complexity

✖


cto avoid side effects

✖


dto assist migration to a CASE environment

✓



Which of the following steps may not be used to define the existing data model as a precursor to re-engineering a new database model


aBuild an initial object model

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bDetermine candidate keys

✖


cRefine the tentative classes

✖


dDiscover user interfaces

✓



What have become de rigueur for computer-based products and systems of every type ?


aGUIs

✓


bCandidate keys

✖


cObject model

✖


dAll of the mentioned

✖


View Answer GUIs

In reverse engineering process, what refers to the sophistication of the design information that can be extracted from the source code ?


a interactivity

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b completeness

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cabstraction level

✓


ddirection level

✖


View Answer abstraction level

Forward engineering is also known as_________________?


aextract abstractions

✖


brenovation

✖


creclamation

✖


d both renovation and reclamation

✓



The core of reverse engineering is an activity called________________?


arestructure code

✖


bdirectionality

✖


cextract abstractions

✓


d interactivity

✖


View Answer extract abstractions

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