13555778
Descripción
Test por Marvin Williams, actualizado hace más de 1 año
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Creado por Marvin Williams
hace alrededor de 6 años
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Pregunta 1
Pregunta
The dependency relationship is sometimes referred to as the ____ relationship.
Respuesta
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is-a
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has-a
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depends-on
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knows-about
Pregunta 2
Pregunta
Consider the following inheritance hierarchy diagram:
Respuesta
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Auto is a superclass of LandVehicle, and LandVehicle is a superclass of Vehicle.
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Auto is a superclass of LandVehicle, and LandVehicle is a subclass of Vehicle.
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Auto is a subclass of LandVehicle, and LandVehicle is a superclass of Vehicle.
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Auto is a subclass of LandVehicle, and LandVehicle is a subclass of Vehicle.
Pregunta 3
Pregunta
Which of the following statements are true?
Respuesta
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"class A extends B" means B is a subclass of A.
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"class A extends B" means A is a subclass of B.
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A subclass is usually extended to contain more functions and more detailed information than its superclass.
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A subclass is a subset of a superclass.
Pregunta 4
Pregunta
Match the following
Correct Response [blank_start]__3__[blank_end]
makes the software available for use
Correct Response [blank_start]__1__[blank_end]
ensures that the code meets the requirements specification and weeds out bugs.
Correct Response [blank_start]__4__[blank_end]
seeks to analyze the data flow and to identify the system’s input and output.
Correct Response [blank_start]__5__[blank_end]
involves translating the system design into programs.
Correct Response [blank_start]__2__[blank_end]
is concerned with updating and improving the product.
1.
Testing
2.
Maintenance
3.
Deployment
4.
Analysis
5.
Implementation
Respuesta
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3
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1
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3
-
1
-
4
-
3
-
2
-
1
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5
-
2
-
4
-
5
-
2
-
5
-
4
-
5
-
3
-
2
-
1
-
4
-
2
-
1
-
4
-
3
-
5
Pregunta 5
Pregunta
What is a class called that represents the most general entity in an inheritance hierarchy?
Respuesta
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Default class.
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Superclass.
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Subclass.
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Inheritance class.
Pregunta 6
Pregunta
Every dolphin has a fin. Every dolphin is an animal. What kind of relationship would best describe the first and second statements?
Respuesta
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Dependency : Inheritance
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Coupling : Dependency
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Inheritance : Aggregation
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Aggregation : Inheritance
Pregunta 7
Pregunta
You are creating a class inheritance hierarchy about motor vehicles that will contain classes named Vehicle, Auto, and Motorcycle. Which of the following statements is correct?
Respuesta
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Vehicle should be the default class, while Auto and Motorcycle should be the subclasses.
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Vehicle should be the superclass, while Auto and Motorcycle should be the subclasses.
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Vehicle should be the subclass, while Auto and Motorcycle should be the superclasses.
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Vehicle should be the subclass, while Auto and Motorcycle should be the default classes.
Pregunta 8
Pregunta
Which class represents a more specific entity in an inheritance hierarchy?
Respuesta
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Default class
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Superclass
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Subclass.
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Inheritance class.
Pregunta 9
Pregunta
It is common for certain classes to keep track of how many times certain events have occurred over the life of an object. This is done using
Respuesta
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A private instance variable within the class.
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A local variable within a mutator method.
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A notification event to a helper class.
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An array of objects.
Pregunta 10
Pregunta
When invoking a method with an object argument, ___________ is passed.
Respuesta
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the contents of the object
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a copy of the object
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the reference of the object
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the object is copied, then the reference of the copied object
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