private int count =0; public Counter () this (1); } public Counter (int a) ( this.count - a public Counter (Counter c) { this (c.cou public int getCount () { return this.co public void inc () { this.count +- 3; } public void dec () {this.count--; this public String toString(0 { String str - String.format{"&d", Ce return str;

Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Question
Given class Counter below.
public class Counter
private int count - 0;
public Counter () { this (1); }
public Counter (int a) ( this.count a; }
public Counter (Counter c) { this (c.count) ; }
public int getCount () { return this.count; }
public void inc () { this.count +- 3; }
public void dec () { this.count--; this.count--; )
public String toString () {
String str -
String.format ("d", count);
return str:
Consider the following fragment of Java code using the above class:
Counter a - new Counter () ;
a.inc () ;a.dec () ;
a.inc ();
Counter b
new Counter(a);
b.dec () :
b.inc ();
b.dec () ;
b.inc ();
B.
What is the value stored in the instance variable count of the object b (Counti
following lines 5, 6, 7, and 8?
Line 8
Line 5
Line 6
6.
Line 7
4.
Transcribed Image Text:Given class Counter below. public class Counter private int count - 0; public Counter () { this (1); } public Counter (int a) ( this.count a; } public Counter (Counter c) { this (c.count) ; } public int getCount () { return this.count; } public void inc () { this.count +- 3; } public void dec () { this.count--; this.count--; ) public String toString () { String str - String.format ("d", count); return str: Consider the following fragment of Java code using the above class: Counter a - new Counter () ; a.inc () ;a.dec () ; a.inc (); Counter b new Counter(a); b.dec () : b.inc (); b.dec () ; b.inc (); B. What is the value stored in the instance variable count of the object b (Counti following lines 5, 6, 7, and 8? Line 8 Line 5 Line 6 6. Line 7 4.
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