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
irina [24]
3 years ago
13

Qla

Computers and Technology
1 answer:
Olenka [21]3 years ago
7 0

Answer:a

What are the activities a Database Designer will do if using the SDLC to design a Database [10]

Q1b

List the five main components of Access Database and state their uses [1

Explanation:

You might be interested in
The while loop is also known as what kind of a loop? entry-control loop operational loop infinite loop user-control loop
Alexxx [7]
Entry control loop. Because a while loop can be infinite or not based on whether Boolean given is T or F. So we need to know the preexisting condition before we can solve it.
7 0
1 year ago
Import java.awt.GridLayout;
Vikki [24]

Answer:

public class ConversionCalculator extends JFrame {

  private JLabel inch_Label, meter_Label, cm_Label, yard_Label;

  private JButton clear, calculate, exit;

  private JTextField inch_tf, cm_tf, meters_tf, yards_tf;

 

  public ConversionCalculator()

  {

     

      exitButtonHandler exitB;

      clearButtonHandler clearB;

      calcButtonHandler calcB;

     

      setTitle("Conversion Calculator");

      setSize(600,200);

      setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

     

      //The first layout we use will be 1 row with three columns

      setLayout(new GridLayout(1,3));

     

      //initialize all the components

      inch_Label = new JLabel("Inches");

      meter_Label = new JLabel("Meters");

      cm_Label = new JLabel("Centimeters");

      yard_Label = new JLabel("Yards");

      clear = new JButton("Clear");

      calculate = new JButton("Calculate");

      exit = new JButton("Exit");

      inch_tf = new JTextField("0.00");

      cm_tf = new JTextField("0.00");

      meters_tf = new JTextField("0.00");

      yards_tf = new JTextField("0.00");

 

      JPanel panel1 = new JPanel();

      panel1.setLayout(new GridLayout(2,2));

      JPanel panel2 = new JPanel();

      panel2.setLayout(new GridLayout(2,2));

      JPanel panel3 = new JPanel();

      panel3.setLayout(new GridLayout(3,1));

      panel1.add(cm_Label);

      panel1.add(cm_tf);

      panel1.add(meter_Label);

      panel1.add(meters_tf);

     

      panel2.add(inch_Label);

      panel2.add(inch_tf);

      panel2.add(yard_Label);

      panel2.add(yards_tf);

     

      panel3.add(clear);

      panel3.add(calculate);

      panel3.add(exit);

     

      add(panel1);

      add(panel2);

      add(panel3);

     

     

      exitB = new exitButtonHandler();

      exit.addActionListener(exitB);

     

      clearB = new clearButtonHandler();

      clear.addActionListener(clearB);

     

      calcB = new calcButtonHandler();

      calculate.addActionListener(calcB);

     

      setVisible(true);

  }

 

  //public static void main(String[] args)

     // {

       // new ConversionCalculator();

      //}

 

  private class exitButtonHandler implements ActionListener

  {

      public void actionPerformed(ActionEvent e)

      {

          //exits program

          System.exit(0);

      }

  }

 

  private class clearButtonHandler implements ActionListener

  {

      public void actionPerformed(ActionEvent e)

      {

          //clear button sets all text fields to 0

          inch_tf.setText("0.00");

          meters_tf.setText("0.00");

          yards_tf.setText("0.00");

          cm_tf.setText("0.00");

      }

  }

 

  private class calcButtonHandler implements ActionListener

  {

      public void actionPerformed(ActionEvent e)

      {

          double inches, yards, meters, cms;

          DecimalFormat df = new DecimalFormat("0.00");

         

          //parse strings in textbox into doubles

          inches = Double.parseDouble(inch_tf.getText());

          yards = Double.parseDouble(yards_tf.getText());

          meters = Double.parseDouble(meters_tf.getText());

          cms = Double.parseDouble(cm_tf.getText());

         

          //we check which value has been tampered with and base our conversion off this

          //because of this it is important that the user clears, or else it will do inch conversion

          if(inches != 0.00)

          {

              cms = inches * 2.54;

              meters = cms / 100;

              yards = inches / 36;

             

              cm_tf.setText(df.format(cms));

              meters_tf.setText(df.format(meters));

              yards_tf.setText(df.format(yards));

             

          }

          else if(yards != 0.00)

          {

              inches = yards / 36;

              cms = inches * 2.54;

              meters = cms / 100;

             

              cm_tf.setText(df.format(cms));

              meters_tf.setText(df.format(meters));

              inch_tf.setText(df.format(inches));

          }

          else if(meters != 0.00)

          {

              cms = meters * 100;

              inches = cms / 2.54;

              yards = inches / 36;

             

              cm_tf.setText(df.format(cms));

              inch_tf.setText(df.format(inches));

              yards_tf.setText(df.format(yards));

          }

          else if(cms != 0.00)

          {

              inches = cms / 2.54;

              yards = inches / 36;

              meters = cms / 100;

             

              meters_tf.setText(df.format(meters));

              inch_tf.setText(df.format(inches));

              yards_tf.setText(df.format(yards));

          }

      }

  }

}

Explanation:

  • Inside the action performed method, pass the strings in text box.
  • check if the value has been modified then do the relevant conversions inside the conditional statement.
  • When the user clears, it will not do to the inch conversion.
8 0
3 years ago
In matlab how would this specific code be written and how could I ask the user to enter a vector of coefficients for the polynom
solniwko [45]

Answer:

Explanation:

that is correct 1234

7 0
3 years ago
When Kristy recently started a photography business, she downloaded Photoshop to her computer to edit her photos. She notices he
Evgesh-ka [11]

Answer: A. System window and C. System Information window

Explanation:

Hi, RAM stands for Random Access Memory. RAM stores information about running programs in your computer, as long the computer is on.

To know how much RAM is installed on a system you can use the system window tool.

In windows 10 Right click on "Start Menu" and click on "System" in pop-up menu to open "System" window.

System window will show basic information of the computer, including the amount of RAM installed.

Also you can Type "System Information" in the search box, and select "System Information" from search results.

"System Information" window shows a more detailed system summary, of hardware resources and devices. Incluiding RAM.

Feel free to ask for more if needed or if you did not understand something.

7 0
3 years ago
How do we benefit from this increased interconnectivity?
ankoles [38]
Well we just benefit from it like it just helps as I guess
8 0
2 years ago
Other questions:
  • If parties in a contract are not ____, the contract can be canceled.
    12·1 answer
  • _______________________ is a short-term program, typically 30 hours long, in which a therapist, social worker, or trained probat
    5·1 answer
  • During an interview, your non-verbal communication (body language, gestures, tone of voice, speed of talking,
    6·1 answer
  • Write an expression that will print "in high school" if the value of user_grade is between 9 and 12 (inclusive). Sample output w
    12·1 answer
  • How to determine if the function f(x) = x^2 + 3 from real numbers to real numbers is Injective, surjective, or bijective
    13·1 answer
  • Write a program with a loop that lets the user enter a series of positive integers. The user should enter −1 to signal the end o
    7·1 answer
  • In "When Is a Planet Not a Planet?" why does the author say that the outer planets are made of gas when the inner planets are ma
    5·1 answer
  • Create a program that asks the user to enter grade scores. Use a loop to request each score and add it to a total. Continue acce
    9·1 answer
  • What is a difference between a waxing crescent and a waning gibbous? (1 point) waxing crescent: first quarter waning gibbous: th
    11·1 answer
  • Can someone follow my tt its c1ndy.dont.miss
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!