bộ tài liệu trắc nghiêm RnD_Quiz3_OODAUML

Part of - 15.0/ 50.0 Points Question of 20 0.0/ 5.0 Points Which is true about following diagram:  A A staff member need not be associated with any grades, or it can be associated with an indeterminate number of grades; a grade must be associated with one or more staff members  B A grade cannot be associated with a staff member but a staff member can be associated with a grade  C A grade need not be associated with any staff members, or it can be associated with an indeterminate number of staff members; a staff member must be associated with one or more grades  D None of these answers Question of 20 5.0/ 5.0 Points Which design model elements are used to depict a model of information represented from the user's view?  A Data design elements  B View history data  C Architectural design elements  D Component-level design elements Question of 20 0.0/ 5.0 Points Which of following is true about OMT?  A OMT has five phases: - Object-oriented analysis builds a real-world model - System design determines overall architecture of system - Object design decides upon data structures and algorithms - Implementation translates design into programming language - Testing to ensure quality of designed system  B OMT has two phases: - Object-oriented analysis builds a real-world model - System design determines overall architecture of system  C OMT has three phases: - Object-oriented analysis builds a real-world model - System design determines overall architecture of system - Object design decides upon data structures and algorithms  D OMT has four phases: - Object-oriented analysis builds a real-world model - System design determines overall architecture of system - Object design decides upon data structures and algorithms - Implementation translates design into programming language Question of 20 5.0/ 5.0 Points The importance of software design can be summarized in a single word  A accuracy  B complexity  C efficiency  D quality Question of 20 0.0/ 5.0 Points Which of the following best describes how composition differs from aggregation?  A A part that belongs to a composition cannot have associations with any other classes, whereas a part that belongs to an aggregation can have associations with other classes  B A part can belong to only one composition, whereas a part can belong to more than one aggregation  C A part cannot be removed from a composition, whereas a part can be removed from an aggregation Question of 20 0.0/ 5.0 Points Which step of following is not belonged to Class Modelling?  A Organize object classes using inheritance  B Identify associations between objects  C Identify objects and classes  D Draw Class diagram Question of 20 0.0/ 5.0 Points OMT is abbreviation of which of following?  A Object Modelling Thread  B Option Modelling Technique  C Object Modeling Technique  D Option Modelling Thread Question of 20 0.0/ 5.0 Points Which statement is true about the following diagram?  A a Handler create a Query Command but a Query Command detroy itself  B A Query command create a Database statement but a Database statement detroy itself  C a Hander create both Query Command and Database statement  D All of these Question of 20 5.0/ 5.0 Points OMT contains which of following model?  A Class Model  B Functional Model  C Dynamic Model  D All of these Question 10 of 20 5.0/ 5.0 Points How abstract and concrete classes differ from each other?  A Abstract classes represent intangible concepts in the application domain, whereas concrete classes represent physical things  B Abstract classes are superclasses, whereas concrete classes are subclasses  C Abstract classes have no instances, whereas concrete classes have instances Part of - Part Question 11 of 20 5.0/ 5.0 Points Which of following can be a user of a use case diagram?  A Client  B Administrator  C Librarian  D All of these Question 12 of 20 0.0/ 5.0 Points Which shape represents start and end of concurrent activities? 30.0/ 50.0 Points  A Rounded rectangle  B Diamond  C Bar  D Encircle black circle Question 13 of 20 5.0/ 5.0 Points What is a class diagram?  A A diagram that shows the system's classes, their attributes and behaviors, and the relationships between the classes  B A diagram that show iteration between objects in the systems  C A diagram what describes structure of an object type with their attributes and methods  D A diagram that show iteration between actor and their behavior in the system Question 14 of 20 0.0/ 5.0 Points Which factor is used to describe option in sequence diagram  A loop  B pal  C if  D alt Question 15 of 20 5.0/ 5.0 Points Which of following is true for Composition relationship in Class diagram?  A Strong type of association  B One class is the collection of other class  C Strong life cycle dependency between container objects and contained objects  D All of these Question 16 of 20 5.0/ 5.0 Points Which diagram is used to represent iteration between a user (human or machine) and the system?  A Use case diagram  B Class diagram  C Sequence diagram  D Activity Diagram Question 17 of 20 0.0/ 5.0 Points Use case relationship is which of following  A Include, Extend, Specialization, Generalization, Inheritance  B Include, Extend, Specialization  B Generalization  C Association  D Specification Question 16 of 20 0.0/ 5.0 Points Instance level relationship in Class diagram are what of following?  A Association, Aggregation, Composition, Generalization  B Realization, Aggregation, Composition  C Association, Aggregation, Generalization  D Association, Aggregation, Composition Question 17 of 20 0.0/ 5.0 Points Relationship between Actor and Use case is what of following?  A Generalization  B Association  C Extend  D Specification Question 18 of 20 0.0/ 5.0 Points Which of following isn't a use case?  A ATM system  B Sell book  C View history data  D Get information Question 19 of 20 0.0/ 5.0 Points  A Aggregation  B Composition  C Association  D Generalization Question 20 of 20 0.0/ 5.0 Points Which statement is true for an actor?  A An actor is not need to be a human A subsystem or external system can be modeled ad an actor  B Only human can be determined as an actor  C There is only one actor in a use case diagram  D None of these answers Question of 20 0.0/ 5.0 Points Which of the following best describes how composition differs from aggregation?  A A part that belongs to a composition cannot have associations with any other classes, whereas a part that belongs to an aggregation can have associations with other classes  B A part cannot be removed from a composition, whereas a part can be removed from an aggregation  C A part can belong to only one composition, whereas a part can belong to more than one aggregation Question of 20 5.0/ 5.0 Points Which of the following best describes multiple inheritance?  A Multiple inheritance occurs when a subclass is removed from one generalization hierarchy and added to another  B multiple inheritance occurs when a subclass inherits from more than one generalization hierarchy  C Multiple inheritance occurs when a subclass inherits characteristics from more than one level of superclass Question of 20 5.0/ 5.0 Points What is the role of encapsulation in reuse?  A Encapsulation means that software components can work more efficiently  B Encapsulation means that it is not necessary for other developers to know how a software component works internally  C Encapsulation means that there is no need for software developers to document their work Question of 20 5.0/ 5.0 Points Which of the following is not a reason for modelling objects?  A To produce a design for part of a software system  B To understand an aspect of the application domain  C To separate data from process Question of 20 5.0/ 5.0 Points Which of the following statement best describes what a class diagram can include?  A Only classes  B Classes and their relationship  C Class, Instance and their relationship  D None of these answers Question of 20 0.0/ 5.0 Points Which of the following best describes object behaviour?  A What the object is able to to itself  B What the object is able to for other objects  C What the object is able to to other objects Question of 20 5.0/ 5.0 Points One of the following can't directly affect the state of an object Which one?  A A change in the value of one of its attributes  B The creation or destruction of another object of the same class  C The creation or destruction of a link with another object  D None of these answers Question of 20 5.0/ 5.0 Points OMT contains which of following model?  A Class Model  B Functional Model  C Dynamic Model  D All of these Question of 20 5.0/ 5.0 Points Which statement is true about the following diagram?  A a Handler create a Query Command but a Query Command detroy itself  B A Query command create a Database statement but a Database statement detroy itself  C a Hander create both Query Command and Database statement  D All of these Question 10 of 20 0.0/ 5.0 Points The importance of software design can be summarized in a single word  A complexity  B efficiency  C quality  D accuracy Part of - Part Question 11 of 20 5.0/ 5.0 Points Which of following are true about sequence diagram?  45.0/ 50.0 Points A A sequence diagram is an interaction diagram that shows how processes operate with one another and in what order  B A sequence diagram captures the behavior of a single scenario  C Sequence diagram emphasis on time sequence of messages  D All of these Question 12 of 20 5.0/ 5.0 Points Use case diagram can be used in all of following documents, except  A ADD  B URD  C DDD  D SRS Question 13 of 20 5.0/ 5.0 Points Which of following isn't a use case?  A Get information  B View history data  C Sell book  D ATM system Question 14 of 20 0.0/ 5.0 Points Which of diagram is used to best describe iteration between objects  A Sequence diagram  B Use case diagram  C Class diagram  D Activity Diagram Question 15 of 20 5.0/ 5.0 Points Which of following is true for Activity Diagram?  A Can be used to depict workflow for a particular business activities  B Can be use to discover parallel activities  C Do not tell who does what and are difficult to trace back to object models  D All the answers Question 16 of 20 5.0/ 5.0 Points Bi-directional association relationship of the classes in Class diagram is which of meaning?  A Only one class is aware of the other and their relationship  B None of class is aware of the other and their relationship  C Both classes are aware of each other and their relationship  D All of These Question 17 of 20 5.0/ 5.0 Points There is a pseudo code: class Book; class Library { ArrayList bookList; … } Which is relationship between class Library and Book?  A Dependency  B Composition  C Aggregation  D Generalization Question 18 of 20 5.0/ 5.0 Points Which of following is best described Activity Diagram?  A Activity diagram is used to describe flow of iteration between of objects in the system  B Activity diagrams are graphical representations of workflows of stepwise activities and actions with support for choice, iteration and concurrency  C Activity Diagram is diagram to show all actors and their behaviours in a system  D Activity diagram is diagram to show overall flow of iteration between class in the system Question 19 of 20 5.0/ 5.0 Points Which of following can be a user of a use case diagram?  A Client  B Administrator  C Librarian  D All of these Question 20 of 20 5.0/ 5.0 Points Relationship between Actor and Use case is what of following?  A Extend  B Generalization  C Association  D Specification