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Which of the following pairs is an example of an

is-a
relationship?

a.Computer,

Question

Which of the following pairs is an example of an is-a relationship?

a.Computer,

Disk

b.Apple, Orange

c.Laptop, Computer

d.Car, Engine

Which Java statement is used to declare a class Triangle that is derived from class Shape?

a.public class Triangle implements Shape

b.public class Triangle extends Shape

c.public class Triangle is-a Shape

d.public class TriangleShape

A Java object can be a field in another Java object.

a.True

b.False

Which method is automatically called when a Java object is instantiated?

a.Constructor

b.Accessor

c.Mutator

d.Utility

Assume that you have created a class named Dog that contains a data field namedweight and an instance method named setWeight(). Further assume that the setWeight() method is public and accepts a numeric parameter named pounds. Which of the following statements correctly sets a Dog‘s weight within the setWeight() method?

a.pounds = weight

b.weight = pounds

c.either of these

d.none of these

Engineering Technology

Which of the following pairs is an example of an