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computer science
systems analysis and design 12th

Questions and Answers of Systems Analysis And Design 12th

Name five agile principles.
What is Agile modelling?
What is an agile UP?
What are the different UP Phases?
What is Inception?
List any five inception artifacts.
Define Requirements.
What is meant by Elaboration Phase?
What is the first iteration in the elaboration phase?
What is Elaboration?
What happens in inception?
How long is the Inception phase can be?
What are the types and categories of requirements?
What are the key requirement artifacts?
What happened in the inception phase while entering the elaboration phase?
What are the key ideas and best practices that manifest in elaboration?
What artifacts may start in elaboration?
What are the criteria used in planning the next iteration during elaboration phase?
What are the likely activities and artifacts in inception?
Why do we need use case description?
Which object oriented diagrams are generated during inception phase?
Which object oriented diagrams are generated during elaboration phase?
Which object oriented diagrams are generated during construction phase?
Which object oriented diagrams are generated during transition phase?
How UML helps in RUP in developing software product using object oriented methods? Explain.
What are the four principles of object orientation?(a) Abstraction, encapsulation, polymorphism, modularity(b) Abstraction, polymorphism, modularity, hierarchy(c) Encapsulation, polymorphism,
The UML is a language for(a) visualizing, specifying, constructing, documenting the artefacts of a software system(b) visualizing, modeling, constructing, documenting the artefacts of a software
Which of the following is NOT a UML diagram?(a) Component diagram(b) State-chart diagram(c) Deployment diagram(d) Broadcast diagram
Encapsulation is also known as(a) information hiding(b) interface management(c) polymorphism(d) aggregation
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,
Business use-cases and actors together describe(a) the static elements of the work in progress(b) the dynamic elements of the work in progress(c) the logical view of the work in progress(d) the
Which of the following is NOT a characteristic of an object?(a) Identity(b) Behavior(c) Action(d) State
Encapsulation is also known as(a) information hiding(b) interface management(c) polymorphism(d) aggregation
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,
Business use-cases and actors together describe(a) the static elements of the work in progress(b) the dynamic elements of the work in progress(c) the logical view of the work in progress(d) the
Business object models describe(a) The structure of the business(b) How the structural elements are used to fulfill the business use cases(c) Both the structure of the business and how those
Which of the following statements is incorrect?(a) Each business use case in business model is mapped to a subsystem in the analysis model(b) Each business worker in business model is mapped to a
The visible behavior of an object is modeled by its(a) attributes(b) responsibilities(c) messages(d) methods
If you wanted to organize elements into groups, which of the following you would use?(a) Package(b) Class(c) Class and interface(d) Component
Which of the following diagrams describe dynamic behavior of the software system?(a) Class diagram and object diagram(b) Use-case diagram and class diagram(c) Collaboration diagram and deployment
Life cycle of a class is represented by(a) collaboration diagram(b) state chart diagram(c) class diagram(d) deployment diagram
Describe the characteristics of real-time software?
Which techniques are applied in software development process?
List the drawbacks of structured approach.
When did object orientation come into the existence?
Which methodologies are applied to object orientation?
List the flavors of object orientation?
Define Class and Object with an example.
How message passing is done between objects in Object oriented approach?
What is meant by precondition and post-condition?
What do you mean by precondition violation and post-condition violation?
What is contract-based modeling?
What is an attribute? Give its types.
What is an operation? Give example with respect to different object oriented programming paradigms.
Why do we need object orientation in the development process?
How a package is created and used in various object oriented programming paradigms?
Is there any need to have components in object oriented design? Justify your answer.
Compare and contrast structured approach vs. object oriented approach.
What are the two types of hierarchy available in object orientated approach?
Which factors favoring the application of object oriented approach in complex application development?
How decomposition is done in object oriented approach? Explain with an example.
Consider that, you are asked to develop an application for “Online Airlines Traffic Monitoring System”Apply both structured approach and object oriented approach and derive the structure chart
You are proposed to develop a ‘Two-Pass Compiler’ for a programming language. Which approach is suitable to this kind of an application? Justify your answer.
Which of the following statements is true about an object?(a) An object is an instance of the class.(b) Real-world objects share two characteristics-state and behavior.(c) A and B(d) None of the above
Which of the following might be potential class(es) in an application?(a) Shape(b) FillShape(c) DrawShape(d) All of the above(e) None of the above
Which of the following relationships are the most common relationships between classes?(a) "has-a"(b) "uses-a"(c) "is-a"(d) All of the above(e) None of the above
Assume you have an 'employee' class with a non-static attribute named salary. If you create 10 objects of this class, how many copies of the salary variable will you have?(a) 2(b) 10(c) An unlimited
What happens right after the identification of classes in the object-oriented design?(a) Determining the class responsibilities(b) Determining class interaction(c) Creating UML diagram(d) Developing
To an object is to create it.(a) instantiate(b) encapsulate(c) abstract(d) overload
Classes cannot(a) be inherited from other classes(b) have a relationship with other classes(c) be used to model attributes and behaviors of objects(d) None of the above
The process of identifying only the essential things to identify the real world entities is(a) entities analysis(b) abstraction analysis(c) behavior analysis (d) operational analysis
Under entity analysis which of the following is considered to identify real world objects?(a) Roles(b) Tangible things(c) Substances that occupy the domain(d) All of the above
Which analysis uses stories to derive the classes and objects from the problem domain?(a) Abstraction analysis(b) Behavioral analysis(c) Operations analysis(d) Scenario-based analysis
The operations performed in a system depicts(a) state(b) behavior(c) abstraction(d) None of the above
When problem domain-based analysis is applied to identify the objects and classes in a problem domain, which will be the first phase?(a) Existing applications analysis(b) Existing operations
analysis is applied when the developers are allocated with some module in the product development and are under development(a) Behavioral(b) CRC cards(c) Noun-Verb(d) Abstraction
If structured analysis and design is applied as the front end for OOAD, which of the following documents can be used to derive objects and classes?(a) CFD and CSPEC(b) ER Diagram(c) DFD(d) All of the
In noun-verb-based analysis are treated as objects and are treated as classes(a) Proper nouns and operations(b) Common nouns and proper nouns(c) Proper nouns and common nouns(d) Operations and common
A module should be opened for and closed for(a) Creation and deletion(b) Extension and modification(c) Reusability and extensibility(d) Derivation and deletion
Abstract classes and interfaces can be created using design principle(a) LSP(b) OCP(c) \(\mathrm{CCP}\)(d) CRP
design principle expects the contract between derived classes and base class.(a) LSP(b) OCP(c) \(\mathrm{CCP}\)(d) CRP
Using many client specific interfaces rather than a single general purpose interface is the guideline provided by design principle.(a) OCP(b) ISP(c) REP(d) \(\mathrm{CCP}\)
Which principle suggests the grouping up of highly cohesive classes?(a) REP(b) \(\mathrm{CCP}\)(c) ISP(d) OCP
Packaging of classes based on their reusability is the guideline given by principle.(a) \(\mathrm{CCP}\)(b) ISP(c) CRP(d) OCP
The are used to identify the less visible abstractions and objects in the problem domain.(a) frameworks(b) design principles(c) discovery and invention(d) design patterns
is a set of cooperating classes that make up a reusable design for a specific class of software.(a) Design patterns(b) Abstract classes(c) Frameworks(d) Design principles
What is the intent of the Façade pattern?(a) Provide a unified interface to a set of interfaces in a subsystem(b) Provide a unified class to a set of interfaces in a subsystem(c) Provide a abstract
Does the Façade pattern usually give you access to the entire system?(a) Yes(b) Partition of the system(c) Customized partition of the system based on the users needs(d) None of the above
What is the most common use for the Adapter pattern?(a) Inheritance(b) Polymorphism(c) Encapsulation(d) Data hiding
What are the two variations of the Adapter pattern?(a) Method and Class(b) Class and Object(c) Object and Attributes(d) Both (a) and (b)
pattern defines a family of algorithms.(a) Strategy(b) Bridge(c) Adaptor(d) Facade
object is a shared object that can be used in multiple contexts simultaneously.(a) Adaptor(b) Decorator(c) Fly Weight(d) Proxy
Abstract a common functionality which is applicable to an aggregate hierarchy of element objects is given by design pattern.(a) Proxy(b) Visitor(c) Decorator(d) Adaptor
What are OOA and OOD?
Which tasks are involved in the OOA process?
List the techniques of OOA based on similarity-based analysis.
Explain each OOA analysis technique for identification of classes and objects in a problem domain.
List the design principles applied in OOD.
Explain each design principle in OOD with suitable example for each.
List out the purposes of using design patterns in OOD.

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