elect the correct answerAssuming that all the necessary imports are done, what will be the output of the following Java code? class parent { int x; void display() { System.out.println(x); } } class child extends parent { int y; void display() { System.out.println(y); } } class method_overriding { public static void main(String args[]) { child obj = new child(); obj.x=4; obj.y=5; obj.display(); } }Options354Compilation Error
Question
elect the correct answerAssuming that all the necessary imports are done, what will be the output of the following Java code? class parent { int x; void display() { System.out.println(x); } } class child extends parent { int y; void display() { System.out.println(y); } } class method_overriding { public static void main(String args[]) { child obj = new child(); obj.x=4; obj.y=5; obj.display(); } }Options354Compilation Error
Solution
The output of the given Java code will be 5.
Here's the step by step explanation:
- A
childobjectobjis created. - The
xvariable ofobjis set to 4. - The
yvariable ofobjis set to 5. - The
display()method ofobjis called.
Since obj is an
Similar Questions
the correct answerAssuming that all the necessary imports are done, what will be the output of the following Java program? class parent { int a; } class child extends parent { int b; void display() { super.a = b + 1; System.out.println(b + " " + i); } } class inheritance { public static void main(String args[]) { child obj = new child(); obj.a=1; obj.b=2; obj.display(); }}
the correct answerAssuming that all the necessary imports are done, what will be the output of the following Java code? class ct { public int x; private int y; } class uv extends ct { void display() { super.y = super.x + 1; System.out.println(super.x + " " + super.y); } } class inheritance { public static void main(String args[]) { uv obj = new uv(); obj.x = 1; obj.y = 2; obj.display(); } }Options2 2Runtime Error3 3Compilation Error
Select the correct answerWhat will be the output of the following Java program?class A { int i; void display() { System.out.println(i); }}class B extends A { int j; void display() { System.out.println(j); }}class inheritance_demo { public static void main(String args[]) { B obj = new B(); obj.i = 1; obj.j = 2; obj.display(); }}Options102Compilation Error
Select the correct answerAssuming that all the necessary imports are done, what will be the output of the following Java code? class codetantra { public int a; public int b; codetantra() { a = 5; b = 6; } } class coding extends codetantra { int i; coding() { super(); } } class inheritance { public static void main(String args[]) { coding obj = new coding(); System.out.println(obj.a + " " + obj.b); } }Options6 55 6Runtime ErrorCompilation Error
elect the correct answerWhat will be the output of the following Java program? class parent { int a; public void display() { System.out.println(a); } } class child extends parent { int b; public void display() { System.out.println(b); } } class Dynamic_dispatch { public static void main(String args[]) { child obj2 = new child(); obj2.a = 2; obj2.b = 4; parent r; r = obj2; r.display(); } }Options6428
Upgrade your grade with Knowee
Get personalized homework help. Review tough concepts in more detail, or go deeper into your topic by exploring other relevant questions.