System Analysis and Design Set 20

Questions 191 to 200



191.
A class is a description of a set of objects that share the same
(a)
Attributes, behavior and operations
(b)
Identity, behavior and state
(c)
Attributes, operations and relationships
(d)
Relationships, operations and multiplicity
(e)
Identity, mannerism and state.
192.
Which of the following is the official way a system works as described in organizational documentation?
(a)
Formal system
(b)
Primary system
(c)
Working system
(d)
Value system
(e)
Secondary system.
193.
During the analysis phase, which of the following has as its primary purpose the collection of system requirements simultaneously from the key people involved with the system?
(a)
Requirements structuring  
(b)
Prototyping
(c)
JAD
(d)
Business process reengineering        
(e)
Reverse process engineering.
194.
Prototyping is most useful for requirements determination when
(a)
There is a tendency to avoid creating formal documentation
(b)
Multiple stakeholders are involved in the system        
(c)
Tools and data are not readily available to rapidly build systems
(d)
User requirements are not well understood
(e)
Multiple system analysts are involved in the system.
195.
Which of the following has disrupted the belief that managers must make all the decisions?
(a)
Distributed databases
(b)
Expert systems
(c)
Advanced telecommunications networks     
(d)
Decision support tools
(e)
Knowledge system.
196.
Which of the following UML diagram that emphasizes the structural organization of the objects which send and receive messages?
(a)
Collaboration diagram
(b)
Sequence diagram
(c)
Activity diagram
(d)
Class diagram
(e)
Use case diagram.
197.
Which of the following represent the capabilities which will be provided to actors by the system?
(a)
Use Cases
(b)
Objects
(c)
States
(d)
Classes
(e)
Packages.
198.
Which of the following relationship between use cases means that the base use case explicitly incorporates the behavior of another use case at a location specified in the base?
(a)
Inheritance
(b)
Include
(c)
Aggregation
(d)
Association
(e)
Extends.
199.
Which of the following statements is/are the approaches for identifying classes?
(a)
The noun phrase approach
(b)
The common class patterns approach
(c)
The use-case driven approach
(d)
The class responsibilities collaboration (CRC) approach
(e)
All (a), (b), (c) and (d) above.
200.
An Interaction diagram that emphasizes the time-ordering of messages is called as
(a)
Sequence diagram
(b)
Collaboration diagram
(c)
Activity diagram
(d)
State diagram
(e)
Class diagram.


Answers




191.
c
A class is a description of a set of objects that share the same attributes, operations and relationships.
192.
a
Formal system is the official way a system works as described in organizational documentation.
193.
c
JAD is the primary purpose the collection of system requirements simultaneously from the key people involved with the system during the analysis phase.
194.
d
Prototyping is most useful for requirements determination when user requirements are not well understood.
195.
d
Decision support tools has disrupted the belief that managers must make all the decisions.
196.
a
UML diagram that emphasizes the structural organization of the objects which send and receive messages is Collaboration diagram.
197.
a
Use cases represent the capabilities which will be provided to actors by the system.
198.
b
include is the relationship between use cases means that the base use case explicitly incorporates the behavior of another use case at a location specified in the base.
199.
e
The noun phrase approach, the common class pattern approach, the use-case driven approach and the class responsibilities collaboration approach are the approaches for identifying classes.
200.
a
An Interaction diagram that emphasizes the time-ordering of messages is called as Sequence diagram.



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