I need help with this question. its in the photo

PLZZZZZZZZ HURRY What is FireWire?

ycow [4]

Answer:C

Explanation:

7 0

4 years ago

Read 2 more answers

The ________ coordinates the flow of data and information through the computer system by coordinating the hardware, software, us

Irina-Kira [14]

Answer:

Operating System.

Explanation:

All the properties listed in the question are handled by the Operating system.

Operating system:-It is a software that manages the computer hardware,provides common services for the programs of the computer and software resources.

Some of the most popular operating systems are as following:-

Microsoft Windows.
Apple MACOS
Linux.

There are also other operating systems present out there these are some of the mostly used OS's.

8 0

3 years ago

Write a program that reads a file name from the keyboard. The file contains integers, each on a separate line. The first line of

Sindrei [870]

Answer:

Explanation:

import java.util.Scanner;

import java.io.*;

public class ArrayProcessing

{

public static void main(String[] args) throws IOException

{

Scanner kb = new Scanner(System.in);

String fileName;

System.out.print("Enter input filename: ");

fileName = kb.nextLine();

File file = new File(fileName);

if(!file.exists())

{

System.out.println("There is no input file called : " + fileName);

return;

}

int[] numbers = inputData(file);

printArray(numbers);

}

public static int[] inputData(File file) throws IOException

{

Scanner inputFile = new Scanner(file);

int index = 1;

int size = inputFile.nextInt();

int[] values = new int[size];

while(inputFile.hasNextInt() && index < values.length)

{

values[index] = inputFile.nextInt();

index++;

}

inputFile.close();

return values;

}

public static void printArray(int[] array)

{

int count = 1;

for (int ndx = 1; ndx < array.length; ndx++)

{

System.out.printf("%5.f\n", array[ndx]);

count++;

}

if(count == 10)

System.out.println("");

}

4 0

4 years ago

Asymmetric encryption uses (choose all that apply):

yan [13]

Asymmetric uses two different keys (Public keys and private keys) for both encryption and decryption of data. It is s any cryptographic<span> system that uses pairs of keys: public keys which may be distributed widely, and private keys which are known only to the owner.</span>

7 0

3 years ago

Design a GUI program as follows: The program will open up a window that contains a read-only text box and 2 buttons. One button

Marizza181 [45]

Answer:

Kindly note that, you're to replace "at" with shift 2 as the brainly text editor can't accept the symbol

Explanation:

A graphical user interface (GUI) allows a user to interact with a computer program using a pointing device that manipulates small pictures on a computer screen. The small pictures are called icons or widgets. Various types of pointing devices can be used, such as a mouse, a stylus pen, or a human finger on a touch screen

import java.awt.Color;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JPanel;

import javax.swing.JTextField;

public class LuckyButtons {

static JFrame frame = new JFrame("Lucky Buttons");

static JPanel panel = new JPanel();

public static void main(String s[]) {

panel.setLayout(null);

final JTextField txt1 = new JTextField(10);

txt1.setBounds(200, 50, 100, 30);

// password field

final JTextField txt2 = new JTextField(10);

txt2.setBounds(320, 50, 100, 30);

txt1.setEnabled(false);

txt2.setEnabled(false);

JButton btn1 = new JButton();

btn1.setText("I feel lucky! :)");

btn1.setBounds(200, 150, 130, 20);

JButton btn2 = new JButton();

btn2.setText("I don't feel lucky :(");

btn2.setBounds(350, 150, 150, 20);

btn1.addActionListener(new ActionListener() {

"at"Override

public void actionPerformed(ActionEvent aE) {

txt1.setText("I feel lucky! :)");

txt2.setText("I feel lucky! :)");

panel.setBackground(Color.red);

}

});

btn2.addActionListener(new ActionListener() {

"at"Override

public void actionPerformed(ActionEvent aE) {

txt1.setText("I don't feel lucky :(");

txt2.setText("I don't feel lucky :(");

panel.setBackground(Color.white);

}

});

panel.add(txt1);

panel.add(txt2);

panel.add(btn1);

panel.add(btn2);

frame.add(panel);

frame.setSize(600, 300);

frame.setLocationRelativeTo(null);

frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

frame.setVisible(true);

}

Kindly check the attached image below for the code output.

6 0

3 years ago