56) In which object-oriented systems development life cycle phase is the design implemented
using a programming language and/or database management system?
A) Analysis
B) Design
C) Implementation
D) Selection
E) Planning
Classification: Concept
57) Which of the following is a true statement?
A) The UML notation is useful for graphically depicting object-oriented analysis and design
models.
B) The UML notation does not allow you to specify the requirements of a system and capture
design decisions.
C) The UML notation discourages communication among key persons involved in the
development effort.
D) The UML notation only works with traditional systems and not for ecommerce applications.
E) The UML notation only works with ecommerce application and not with traditional systems.
Classification: Concept
58) A notation that allows the modeler to specify, visualize, and construct the artifacts of
software systems, as well as business models, best defines:
A) Unified Modeling Language.
B) Structured English.
C) pseudocode.
D) logic modeling.
E) structured design.
Classification: Concept
11
59) Which of the following represent dynamic models of how objects change their states in
response to events?
A) Use cases
B) Class diagrams
C) State diagrams
D) Sequence diagrams
E) Component diagrams
Classification: Concept
60) Which of the following represent dynamic models of interactions between objects?
A) Use cases
B) Class diagrams
C) State diagrams
D) Sequence diagrams
E) Component diagrams
Classification: Concept
61) Which of the following show the static structure of data and the operations that act on the
data?
A) Use cases
B) Class diagrams
C) State diagrams
D) Sequence diagrams
E) Component diagrams
Classification: Concept
12
62) Generally speaking, a use-case model is developed during the:
A) analysis phase.
B) logical design phase.
C) implementation phase.
D) selection phase.
E) production phase.
Classification: Concept
63) Referencing use-case modeling, an external entity that interacts with the system best defines:
A) player.
B) actor.
C) source.
D) target.
E) event.
Classification: Concept
64) A complete sequence of related actions initiated by an actor best describes:
A) class.
B) sequence diagram.
C) use case.
D) object.
E) aggregation.
Classification: Concept
65) On a use-case diagram, an actor CAN NOT represent:
A) an internal process.
B) another system.
C) a student
D) an organization.
E) an instructor.
Classification: Concept
13
66) A diagram that depicts a teacher and student as actors for a system is called a:
A) deployment diagram.
B) component diagram.
C) sequence diagram.
D) state transition diagram.
E) use-case diagram.
Classification: Application
67) On a use-case diagram, use cases are shown as:
A) squares with their names written inside.
B) rounded rectangles with their names written inside.
C) stickmen symbols with their names written below the symbol.
D) ellipses with their names inside.
E) circles with their names written inside.
Classification: Concept
68) A type of use-case relationship that adds new behaviors or actions is a(n):
A) generalized relationship.
B) extends relationship.
C) recursive relationship.
D) abstract relationship.
E) complex relationship.
Classification: Concept
14
69) On a use-case diagram, the type of relationship that arises when one use case references
another use case is called a(n):
A) extends relationship.
B) working relationship.
C) include relationship.
D) definitive relationship.
E) recursive relationship.
Classification: Concept
70) An entity that has a well-defined role in the application domain and has state, behavior, and
identity defines:
A) object.
B) attribute.
C) actor.
D) class.
E) component.
Classification: Concept
71) An object cannot:
A) be a tangible entity.
B) be a concept.
C) be an artifact of the design process.
D) be a verb.
E) be an event.
Classification: Concept
15
72) Which of the following encompasses an object’s properties and the values those properties
have?
A) Behavior
B) Class
C) State
D) Encapsulation
E) Incorporation
Classification: Concept
73) Which of the following represents how an object acts and reacts?
A) Behavior
B) Class
C) State
D) Encapsulation
E) Environment
Classification: Concept
74) Which of the following is NOT a true statement?
A) An object’s behavior depends on its state and the operation being performed.
B) An object’s state is determined by its attribute values and links to other objects.
C) An operation is simply an action that one object performs upon another in order to get a
response.
D) An object’s state and behavior are packaged separately.
E) An object has a state and exhibits behavior, through operations that can examine or affect its
state.
Classification: Concept
16
75) A manner that represents how an object acts and reacts best describes:
A) event.
B) property.
C) attribute.
D) state.
E) behavior.
Classification: Concept
76) A set of objects that share a common structure and a common behavior best defines:
A) entity.
B) object class.
C) object collection.
D) multiplicity.
E) encapsulation.
Classification: Concept
77) In UML, an object class is represented by:
A) a rectangle with three compartments separated by horizontal lines.
B) a circle in which the activity name is recorded.
C) a double-lined ellipse in which the activity name is recorded.
D) a diamond in which the activity name is recorded.
E) a set of brackets in which the event name is recorded.
Classification: Concept
78) Showing the static structure of an object-oriented model: the object classes, their internal
structure, and the relationships in which they participate is the purpose of a:
A) class diagram.
B) sequence diagram.
C) use-case diagram.
D) collaboration diagram.
E) component diagram.
Classification: Concept
17
79) A graph of instances that are compatible with a given class diagram is a(n):
A) object diagram.
B) sequence diagram.
C) use-case diagram.
D) collaboration diagram.
E) component diagram.
Classification: Concept
80) A function or a service that is provided by all the instances of a class best defines:
A) encapsulation.
B) task set.
C) operation.
D) multiplicity.
E) response.
Classification: Concept
81) Which of the following provides an external interface to a class?
A) Constructor
B) Operation
C) View
D) Association
E) Source
Classification: Concept
18