1595123
Descripción
Test por Chris Fraser, actualizado hace más de 1 año
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Creado por Chris Fraser
hace más de 9 años
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Pregunta 1
Pregunta
An object has...?
Respuesta
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State and Behaviour.
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Actions and Classes.
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Methods and Code.
Pregunta 2
Pregunta
How many objects can a class have?
Respuesta
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234
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2
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As many as we want
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100
Pregunta 3
Pregunta
What type of declarations need to be made by a class?
Respuesta
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State and Behavior
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Class and Object
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Data and Method
Pregunta 4
Pregunta
What is the toString method?
Respuesta
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A method that makes two strings.
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A method that combines two strings.
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A method that prints a string representation of an object.
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A method that returns a string representation of an object.
Pregunta 5
Pregunta
What is a constructor?
Respuesta
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A person who directs a choir or orchestra.
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A person who builds buildings
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A method used to set up an object upon its creation.
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A method used to build a class.
Pregunta 6
Pregunta
How is a constructor called and how is it named?
Respuesta
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It is called by java and is also named by java.
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It is called by a line of code and is named by the author.
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It is called by a line of code and shares the name of the class.
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It is called via "new" and shares the name of the class.
Pregunta 7
Pregunta
A constructor can accept parameters if necessary.
Respuesta
- True
- False
Pregunta 8
Pregunta
What is the scope of a variable?
Respuesta
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What the variable can apply to.
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How many times the variable can be used.
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The region of the program that the variable can be used within.
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The accuracy of the variable.
Pregunta 9
Pregunta
What is an instance variable?
Respuesta
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A variable that only is used once.
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A copy of a variable that is given to each object.
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A variable that only applies to one instance (object).
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A copy of a variable that applies to all objects in a program.
Pregunta 10
Pregunta
A client should be aware of both the implementation details as well as the interface.
Respuesta
- True
- False
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