1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
jeyben [28]
4 years ago
12

The field on which records are sorted is called the composite primary key.A. TrueB. False

Computers and Technology
1 answer:
Gemiola [76]4 years ago
4 0

Answer: TRUE

Explanation: Composite is simply used to refer to the existence of more than one event or pattern. The composite primary key as related to database management query refers to the synergy or combination of more than one field or column of a specified table which is used in sorting or accurate identification of a record. When attributes are combined, that is more than one, it assists in narrowing down the returned records such that records which are close and exclusive to the options specified are returned. Usually, the more the number of columns which makes uo the case mpoaite keys, the more unique and well sorted our returned output is.

You might be interested in
Please design a Java GUI application with two JTextField for user to enter the first name and last name. Add two JButtons with a
Ede4ka [16]

Answer:

Check the explanation

Explanation:

Code :

import java.awt.*;

import java.awt.event.*;

import javax.swing.*;

public class nameFrame {

private JFrame mainFrame;

public nameFrame(){

prepareGUI();

}

public static void main(String[] args){

nameFrame nameFrame = new nameFrame();

}

private void prepareGUI(){

mainFrame = new JFrame("Name Frame");

mainFrame.setSize(450,250);

mainFrame.setLayout(new GridLayout(5, 2));

 

mainFrame.addWindowListener(new WindowAdapter() {

public void windowClosing(WindowEvent windowEvent){

System.exit(0);

}

});  

JLabel fname= new JLabel("First Name : ");

JLabel lname = new JLabel("Last Name : ");

JLabel fullname = new JLabel("Full Name : ");

JTextField fnameText = new JTextField(15);

JTextField lnameText = new JTextField(15);

JTextField fullnameText = new JTextField(30);

fullnameText.setEditable(false);

JButton submit = new JButton("submit");

submit.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {  

String data = fnameText.getText() + " " + lnameText.getText();

fullnameText.setText(data);

}

});

JButton clear = new JButton("clear");

clear.addActionListener(new ActionListener() {

public void actionPerformed(ActionEvent e) {  

fnameText.setText("");

lnameText.setText("");

fullnameText.setText("");

}

});

mainFrame.add(fname);

mainFrame.add(fnameText);

mainFrame.add(lname);  

mainFrame.add(lnameText);

mainFrame.add(fullname);  

mainFrame.add(fullnameText);

mainFrame.add(submit);

mainFrame.add(clear);

mainFrame.setVisible(true);

}

}

Kindly check the attached output image below.

5 0
3 years ago
Give four example of computer virus​
asambeis [7]

trojan virus allows some one to sneak a bunch of coruppted data or more viruses into a system. a worm is able to access some ones computer and steal information a firebug is used to crash someones computer and spyder is used to scramble some ones work and deleting it

6 0
3 years ago
Bob has been assigned to set up a digital certificate solution for use with e-mail. One of the requirements he has been given is
FrozenT [24]

Answer:

B : X.509

Explanation:

4 0
3 years ago
Which is a feature of a strong thesis statement? A) It presents only the facts. B) It is open-ended. C) It answers the central q
olchik [2.2K]
C. It answers the central question
3 0
4 years ago
How to transfer mysql database from one server to another
kramer

Answer:

First, create a new database using CREATE DATABASE statement. Second, export all the database objects and data of the database from which you want to copy using the mysqldump tool. Third, import the SQL dump file into the new database.

6 0
2 years ago
Other questions:
  • Which result would support the particle theory of light?
    6·2 answers
  • Charges of the opposite tend to repel each other.
    9·2 answers
  • ________ symbol is used in the "Advanced" section of the time range picker to round down to nearest unit of specified time.
    8·1 answer
  • ________ errors may indicate that an attacker is trying to send invalid data to the server. 404 303 500 512
    11·1 answer
  • Provide the definition for each of the following structures and unions:
    8·1 answer
  • Explain 5 service provided by Internet​
    6·1 answer
  • Which is an internet service? <br> A.) antivirus <br> B.) chat <br> C.) firewall<br> D.) router
    6·2 answers
  • Using a process known as ____, network-based IDPSs look for attack patterns by comparing measured activity to known signatures i
    7·1 answer
  • write a java program to accept three item names and prices, and output them. Also output the average price if one of the items i
    14·1 answer
  • Someone please help will mark as brainliest
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!