Objects First with Java: A Practical Introduction Using BlueJ (6th Edition)
Objects First with Java: A Practical Introduction Using BlueJ (6th Edition)
6th Edition
ISBN: 9780134477367
Author: David J. Barnes, Michael Kolling
Publisher: PEARSON
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Chapter 3, Problem 31E

Explanation of Solution

Given: The ClockDisplay(int hour, int minute) constructor of the ClockDisplay class.

To find: What is done by the constructor new ClockDisplay(int hour, int minute) present in the ClockDisplay class and how it works.

Solution:

The ClockDisplay(int hour, int minute) constructor of the ClockDisplay class is the parameterized constructor that takes two values: hour and minute of type int.

This constructor initializes the time to the values hour and minute that are passes to the method.

The constructor uses the setTime() to set the initial value time. In this parameterized constructor, two objects are created of NumberDisplay class and then, setTime method is called...

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