Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN: 9780133594140
Author: James Kurose, Keith Ross
Publisher: PEARSON
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Number 4
}
4. What is the output of the following program?
public class ReferenceMystery3 (
public static void main(String[] args) {
}
}
int a 7;
int b = 9;
Point pl = new Point (2, 2);
Point p2 = new Point (2, 2);
addToXTwice(a, pl);
System.out.println(a +
addToXTwice (b, p2);
System.out.println(a +
"
System.out.println(a +
"
+b+
" + b
+
+ pl.x
public static void addToXTwice (int a, Point pl) {
a = a + a;
pl.x = a;
" " + pl.x);
+ pl.x +
#
"
+ p2.x);
+ p2.x);
5. Imagine that you are creating a class called Calculator. A Calculator object could be used to program a simple
mathematical calculator device like the ones you have used in math classes in school. What state might a
Calculator object have? What might its behavior be?
expand button
Transcribed Image Text:} 4. What is the output of the following program? public class ReferenceMystery3 ( public static void main(String[] args) { } } int a 7; int b = 9; Point pl = new Point (2, 2); Point p2 = new Point (2, 2); addToXTwice(a, pl); System.out.println(a + addToXTwice (b, p2); System.out.println(a + " System.out.println(a + " +b+ " + b + + pl.x public static void addToXTwice (int a, Point pl) { a = a + a; pl.x = a; " " + pl.x); + pl.x + # " + p2.x); + p2.x); 5. Imagine that you are creating a class called Calculator. A Calculator object could be used to program a simple mathematical calculator device like the ones you have used in math classes in school. What state might a Calculator object have? What might its behavior be?
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