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A) 1st OPTION "3 3" IS THE CORRECT ANSWER
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What is the output of the following: class Access public int x; private int y...
What is the output of this program? class A { public int i; private int j;...
What is the output of this program? class A { public int i; private int j; } class B extends A { void display() { super.j = super.i + 1; System.out.println(super.i + " " + super.j); } } class Inheritance { public static void main(String args[]) { B obj = new B(); obj.i=1; obj.j=2; obj.display(); } } Java language!! // include explanation!
public class Point f private int x; private int y; public Point(int x, int y) this.x...
public class Point f private int x; private int y; public Point(int x, int y) this.x X; this.y y; public int getX() return x; public int getY() return Y: public double distance (Point other) double dx this.x-other.x; double dy this.y-other.y double dist Math.sqrt(dx dx + dy dy); return dist;
Java Inner class class Outer { private int x=10; private static int y=20 ;...
Java Inner class class Outer { private int x=10; private static int y=20 ; publics void M1( ) { int z=30; class Inner { public void M2() { Sytem.out.println(“sum: ”+ (x+y+z)); } } Inner i=new Inner(); i.M2() ; /// first call i.M2(); // second call i.M2(); // third call } // end of M1 publics static void main(String[] args) { Outer O = new...
Given: public class ItemTest { private final int id; public ItemTest(int id) { this.id = id;...
Given: public class ItemTest { private final int id; public ItemTest(int id) { this.id = id; } public void updateId(int newId) { id = newId; } public static void main(String[] args) { ItemTest fa = new ItemTest(42); fa.updateId(69); System.out.println(fa.id); } } What is the result? A. Compilation fails. B. An exception is thrown at runtime. C. The attribute id in the ItemTest object remains unchanged. D. The attribute id in the ItemTest object is modified to the new value. E....
please evaluate the following code. this is JAVA a. class Car { public int i =...
please evaluate the following code. this is JAVA a. class Car { public int i = 3; public Car(int i) { this.i = i; } } ... Car x = new Car(7), y = new Car(5); x = y; y.i = 9; System.out.println(x.i); b. class Driver { public static void main(String[] args) { int[] x = {5, 2, 3, 6, 5}; int n = x.length; for (int j = n-2; j > 0; j--) x[j] = x[j-1]; for (int j...
What is the output of the following program? public class Contacts Contact contacts; private void...
What is the output of the following program? public class Contacts Contact contacts; private void addContact Contact b) if( contactsnull) contactsb; else Contact tempcontacts; contacts b; b.nexttemp; private void showContactList) Contact tempcontacts; while( tempnull) f System.out.print( temp.name + ", " ); temp temp.next; public static void main( String [] args) Contacts myContacts new Contacts ) myContacts.addContact( new Contact("Peter")); myContacts.addContact( new Contact( "Paul"); myContacts.addContact( new Contact("Mary"); myContacts.showContactList); class Contact public String name; public Contact next; public Contact( String t ) f...
public class Test { private static int i =0; private static int j =0; public static...
public class Test { private static int i =0; private static int j =0; public static void main(String[] args) { int i = 2; int k = 3; { int j =3; System.out.println("i + j is : " + i + j); } k = i + j; System.out.println("K is " + k ); System.out.println("K is " + j); } } why is the output i + j = 23 K =2 K =0 Please explain a step by step...
What is the Java output? Part One: class Driver { public static void main(String[] args) {...
What is the Java output? Part One: class Driver { public static void main(String[] args) { int a = 5; int b = 3; if (a < b || a * 2 < b) System.out.print(a - b); System.out.print(b + a); } } Part Two: class Driver { public static void main(String[] args) { int a = 5; int b = 8; if (a < b) if (a * 2 < b) System.out.print("foo"); else System.out.print("bar"); else System.out.print("buz"); } }
Question 28 public class Main public static void main(String args[]) { Iparentp=new Child (1.2); p.printo: interface...
Question 28 public class Main public static void main(String args[]) { Iparentp=new Child (1.2); p.printo: interface Iparent public int x = 1; public void printo: class Child implements Iparent private int y public Child(int a, int b) y b: public void printot System.out.print("Child"-yl: Child 2 public int x = 1; public void print(); class Child implements Iparent! private int y public Child(int a, in lb) y=b; public vold print! System.out.pnt("Child"+y): Child 2 1 None of the above • Previous
In the following program: public class Problem2{ public static int sample(int x, int y){ int z; .........
In the following program: public class Problem2{ public static int sample(int x, int y){ int z; ...... } public static void main(String[] args) { int a, b; ...... sample(a,b); } } (1) What is the return type of sample? (2) What are the local variables of sample? (3) What are the parameters of sample? (4) What are the arguments of sample? (5) Is sample a per-object method? Or a per-class method? (6) Is sample a public method, or private method?
public class Point f private int x; private int y; public Point(int x, int y) this.x X; this.y y; public int getX() return x; public int getY() return Y: public double distance (Point other) double dx this.x-other.x; double dy this.y-other.y double dist Math.sqrt(dx dx + dy dy); return dist;
What is the output of the following program? public class Contacts Contact contacts; private void addContact Contact b) if( contactsnull) contactsb; else Contact tempcontacts; contacts b; b.nexttemp; private void showContactList) Contact tempcontacts; while( tempnull) f System.out.print( temp.name + ", " ); temp temp.next; public static void main( String [] args) Contacts myContacts new Contacts ) myContacts.addContact( new Contact("Peter")); myContacts.addContact( new Contact( "Paul"); myContacts.addContact( new Contact("Mary"); myContacts.showContactList); class Contact public String name; public Contact next; public Contact( String t ) f...
Question 28 public class Main public static void main(String args[]) { Iparentp=new Child (1.2); p.printo: interface Iparent public int x = 1; public void printo: class Child implements Iparent private int y public Child(int a, int b) y b: public void printot System.out.print("Child"-yl: Child 2 public int x = 1; public void print(); class Child implements Iparent! private int y public Child(int a, in lb) y=b; public vold print! System.out.pnt("Child"+y): Child 2 1 None of the above • Previous
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