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Finger [1]
3 years ago
8

What component can be used for user input or display of output?

Computers and Technology
1 answer:
kogti [31]3 years ago
4 0

Answer:

JTextField

Explanation:

JTextField is a Swing control which can be used for user input or display of output. It corresponds to a textfield and can be included with other controls such as JLabel, JButton,JList etc. on a comprehensive user interface which is application dependent. JTextField supports a read-write mode where the user can enter a value and it also supports a read-only mode which can be used to display non-editable output to the user.

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Which statement about intellectual property is true? (CSI-7.6) Group of answer choices It is okay to use code you find on the in
nika2105 [10]

Answer:

Laws are in place to cover your creative work, which includes code you have written.

Explanation:

Copyright law can be defined as a set of formal rules granted by a government to protect an intellectual property by giving the owner an exclusive right to use while preventing any unauthorized access, use or duplication by others.

A copyright can be defined as an exclusive legal right granted to the owner of a creative work (intellectual property) to perform, print, record, and publish his or her work. Also, the owner is granted the sole right to authorize any other person to use the creative work.

For instance, copyright law which protects the sharing and downloading rights of music is known as the Digital Millennium Copyright Act (DMCA).

An intellectual property can be defined as an intangible and innovative creation of the mind that solely depends on human intellect.

Simply stated, an intellectual property is an intangible creation of the human mind, ideas, thoughts or intelligence. They include intellectual and artistic creations such as name, symbol, literary work, songs, graphic design, computer codes, inventions, etc.

Hence, laws are in place to cover a person's creative work, and it includes code he or she have written.

6 0
3 years ago
Write a program that calculates the cost of a phone call. The user enters a positive integer that
san4es73 [151]
Add the following constants in the class definition, before the main method:

    private final static float START_COST = 1.5f;
    private final static float HIGH_TARIFF = 0.5f;
    private final static float LOW_TARIFF = 0.25f;
    private final static int FIXED_MINS = 2;
    private final static int HIGH_TARIFF_MINS = 10;

Then add this to the main method you already had:

        float price = START_COST;
        if (x > FIXED_MINS) {
            if (x <= HIGH_TARIFF_MINS) {
                price += HIGH_TARIFF*(x-FIXED_MINS);
            }
            else {
                price += HIGH_TARIFF*(HIGH_TARIFF_MINS-FIXED_MINS) 
                    + LOW_TARIFF*(x-HIGH_TARIFF_MINS);
            }
        }   
        System.out.printf("A %d minute call costs %.2f", x, price);      

5 0
3 years ago
Consider a company that needs to sort an array of structures of type Customer by balance, with the largest balance first. Here i
8090 [49]

Answer:

#include <iostream>

#include <string>

#include <cstring>

#include <cstdlib>

using namespace std;

struct Person

{

string name;

int age;

};

int main()

{

struct Person data[10];

struct Person *pData[10],*temp;

string names[] = {"a","b","c","g","z","l","p","q","r","w"};

int num[] = {4,6,34,8,13,90,33,22,18,23};

for(int i=0;i<9;i++)

{

data[i].name = names[i];

data[i].age = num[i];

pData[i] = &data[i];

}

for(int i=0;i<9;i++)

{

for(int j=i+1;j<9;j++)

{

if(pData[i]->name.compare(pData[j]->name)>0)

{

temp = pData[i];

pData[i] = pData[j];

pData[j] = temp;

}

}

}

for(int i=0;i<9;i++)

{

cout<<pData[i]->name<<" "<<pData[i]->age<<endl;

}

}

Explanation:

The line #include <iostream> initializes the program.

This program created an array of only 10 structures, Customer data. Also defined an auxiliary array Customer *pData.

The program uses these parameters to sorts the array of pointers so that when you go through pData in increasing order of index k, the entries pData[k] point to Customer objects in decreasing order by balance, meaning that pdata[0] now points to the customer with the highest balance, and pData[9] points to the customer with the smallest balance.

4 0
3 years ago
The size of the board is one of the differences between Elevens and Thirteens. Why is size not an abstract method?
Levart [38]

Answer:

The program keeps track of the size of the board in cards.size(). The sub class sets this by passing it into the constructor. After that, the subclass never cares about the size of the board, so it's not necessary to make it accessible with an abstract method. Any need for it is covered by cardIndexes method.

Explanation:

The differences between Elevens and Thirteens

The program keeps track of the size of the board in cards.size(). The sub class sets this by passing it into the constructor. After that, the subclass never cares about the size of the board, so it's not necessary to make it accessible with an abstract method. Any need for it is covered by cardIndexes method.

5 0
3 years ago
Create a program that contains 4 methods / functions... main(), getTestScores(), calcAverage(), and displayAverage(). The main()
jeyben [28]

Answer:

import java.util.Scanner;

public class  num6{

   static int getTestScores(){

       System.out.println("Enter the Score");

       Scanner in = new Scanner(System.in);

       int score = in.nextInt();

       return score;

   }

   static double calcAverage(int score1, int score2, int score3){

       return (score1+score2+score3)/3;

   }

   static void displayAverage(double ave){

       System.out.println("The Average is "+ave);

   }

   public static void main(String[] args) {

       int num1 = getTestScores();

       int num2 = getTestScores();

       int num3 = getTestScores();

       //Calling Calculate Average

       double average = calcAverage(num1,num2,num3);

       //Calling displayAverage

       displayAverage(average);

   }

}

Explanation:

  • Using Java programming Language
  • Create the four methods
  • getTestScores() Uses the Scanner Class to receive an in variable and return it
  • calcAverage() accepts three ints as parameter calculates their average and return it
  • displayAverage() Accepts a double and prints it out with a concatenated string as message
  • In the Main Method, getTestScores is called three times to obtain three numbers from the user
  • calAverage is called and handed the three numbers
  • printAverage is called to output the calculated average
8 0
3 years ago
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