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zhuklara [117]
3 years ago
5

Consider the following class definitions. public class BClass { private int x; public void set(int a) { x = a; } public void pri

nt() { System.out.print(x); } } public class DClass extends BClass { private int y; public void set(int a, int b) { //Postcondition: x = a; y = b; } public void print(){ } } Which of the following correctly redefines the method print of DClass?
(i) public void print() { System.out.print(x + " " + y); }
(ii) public void print() { super.print(); System.out.print(" " + y); }
Computers and Technology
1 answer:
Feliz [49]3 years ago
4 0

Answer:

Option (ii) is the correct option to the following code.

Explanation:

In the following code of the Java Programming Language, there is two print function after the set function then, we firstly set the value of x and print it through print function which is already declared then, we set the value of y through set function then, print the value of y through print function. So, that's why the following option is correct.

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You're a ticket agent for a commercial airline and responsible for checking the identification for each passenger before issuing
algol13

Answer:

Follows are the code to this question:

import java.util.*;//import package for user input  

public class Main //defining class  

{

  public static void main(String[] as)//main method

  {

      boolean x,y,z;//defining boolean variable

      Scanner ox= new Scanner(System.in);//create Scanner class object for user input

      System.out.println("input value: "); //print message  

      x=ox.nextBoolean();//input value

      y=ox.nextBoolean();//input value

      z=ox.nextBoolean();//input value

      System.out.println("Output: ");//print message

      System.out.println(x || (y &&z));//use print method to check value and print its value  

  }

}

Output:

1)

input value:  

true

false

false

Output:  

true

2)

input value:  

false

true

true

Output:  

true

3)

input value:  

false

false

false

Output:  

false

Explanation:

In the given code, inside the class three boolean variable "x,y, and z" is declared, that uses the scanner class for input the value from the user end, and in the next print, the method is declared, that uses " OR and AND" gate for calculating the input value and print its value.

In the AND gate, when both conditions are true. it will print the value true, and in the OR gate, when one of the conditions is true, it will print the value true.  

3 0
4 years ago
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MA_775_DIABLO [31]

Answer:

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Explanation:

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3 years ago
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A negative externality is when a good costs much greater than what the consumer pays for it. Since you did not provide the possible answers, use this explanation to find the correct answer among the ones you might have.
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3 years ago
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