The following createPassword methods takes first name and last name as its parameters and generates password. public static String createPassword(String first, String last) { String part1 first.substring(0,2); String part2 - last.substring(last.length()-3, last.Length()); int part3 first.length(); return part1 • part2 part3; What password will this method generate for the following first name and last name values? String firstName "Happy"; String lastName "Birthday"; String password = createPassword(firstName, lastName); password -

The following createPassword methods takes first name and last name as its parameters and generates password. public static String createPassword(String first, String last) { String part1 first.substring(0,2); String part2 - last.substring(last.length()-3, last.Length()); int part3 first.length(); return part1 • part2 part3; What password will this method generate for the following first name and last name values? String firstName "Happy"; String lastName "Birthday"; String password = createPassword(firstName, lastName); password -

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

See similar textbooks

Similar questions

public void OnSend(View v){ String phoneNumber = number.getText().toString(); String smsmessage = message.getText().toString(); if(phoneNumber == null || phoneNumber.length() == 0 || smsmessage == null || smsmessage.length() == 0){ return; } if(checkPermission(Manifest.permission.SEND_SMS)){ SmsManager smsManager = SmsManager.getDefault(); smsManager.sendTextMessage(phoneNumber, null, smsmessage, null, null); Toast.makeText(this, "Message sent", Toast.LENGTH_SHORT).show(); } Question 2: Explain the following code: button.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { FragmentManager fm = getSupportFragmentManager(); FragmentTransaction ft = fm.beginTransaction(); XFragment xfragment = new XFragment(); ft.add(R.id.Main_fragment, xfragment);…
function removeErrMsgs() { var errMessages = document.getElementsByClassName('msg');for (let msg of errMessages) {msg.innerHTML = "";}}function validateValues() {var toBeReturned = true;removeErrMsgs();var fname = document.getElementById("fname").value;if (fname.length > 30) {document.getElementsByClassName('msg')[0].innerHTML = "First name can not be longer than 30 characters";toBeReturned = false;} var lname = document.getElementById("lname").value;if (lname.length > 30) {document.getElementsByClassName('msg')[1].innerHTML = "Last name can not be longer than 30 characters";toBeReturned = false;} var phone = document.getElementById('num').value;if (phone.length > 8) {document.getElementsByClassName('msg')[2].innerHTML = "Phone number can not be greater than 8 numbers";toBeReturned = false;} var items = document.getElementById('items').value;if (items > 4 || items < 2) {document.getElementsByClassName('msg')[3].innerHTML = "Item numbers should be between 1 and…
class Container {private int val1=1;private void printValue(){final int val2=2;class Containee{public void f(){System.out.println(String.format("Values are: %d and %d."),val1);}}}public static void main(String[] args) {(new Container()).printValue();}} a.The above does not compile because the method f() requires an instance of class Container b.The above does not compile because the class definition in done within the body of the function c.The above code complies with no errors, but does not produce any ouput d.The above code does not compile because the methodf() cannot access the variable val1
Java Language How can I make a test in JUnit for this setter and getter with two parameters? private String customerId; private String address; public String getCustomerId(){ return customerId; } public void setCustomerId(String customerId){ if (customerId.length()<= 9){ this.customerId = customerId; } public String getAddress(){ return address; } public void setAddress(String address){ if (address.length()<= 9){ this.address = address; } }
name: string - ownerName: String Cat numberOfTeeth int lengthofTail : int + Cat (name: String, ownerName: String, numberOfTeeth: int, lengthofTail:int) i. ii. + Pet (name:String, ownerName: String) + getName(): String + getownerName (): String + getNumberOfTeeth (): int + getLengthofTail(): int Pet iii. Budgie colourOfFeathers: String + Budgie (name: String, 1. Convert the UML class diagram above into a java code with the following conditions The methods in the Pet class are abstract. ownerName: String, colourofFeathers:String) + getColourOfFeathers (): String Create a class called test. The main() method in the test class should create three Cat objects and two Budgie objects. The main() method should also create indirectly an object of the Pet class. Demonstrate polymorphism in your test class. 2. Write a Java Code for a simple GUI program that creates a frame and changes the background to green. Examiner's Name: George Kodjo Anni
private LocalDate date private Doctor doctor, private boolean status private String appointmentNumber. What to do 1. (5) Provide the following: • A fully parameterized constructor. Setter and getter for all attributes. 2. (5) Add a toString method. It should return a String similar to the following (Note: you should only add the doctor's name): Expected Output: Date: 2022-04-01 Doctor Name: Dr. Ahmed
public class Side Plot { * public static String PLOT_CHAR = "*"; public static void main(String[] args) { plotxSquared (-6,6); * plotNegXSquaredPlus20 (-5,5); plotAbsXplus1 (-4,4); plotSinWave (-9,9); public static void plotXSquared (int minX, int maxx) { System.out.println("Sideways Plot"); System.out.println("y = x*x where + minX + "= minX; row--) { for (int col = 0; col row * row; col++) { System.out.print (PLOT_CHAR); if (row== 0){ } System.out.print(" "); } for(int i = 0; i <= maxx* maxX; i++) { System.out.print("-"); } System.out.println(); Sideways PHOT y = x*x where -6<=x<=6 Sideways Plot y = x*x where -6<=x<=6 How do I fix my code to get a plot like 3rd picture?
All methods in this class are public. -int ID -name -status (int ID, String name, String status) setiD (int ID) setName (String name) setStatus (String status) getName) string getStatuso toString0 Pick one: True/False
String[] name={"John", "Mary", "Jim", "Sam"}; Which choice is correct? Group of answer choices name.get(1)="John" name.get(1)="Mary" name[1]="John" name[1]="Mary"
public class HeartRateMonitor private int currentHeartRate: private int targetHeartRate private String ownerName, Write a mutator (setter) for targetHeartRate. Only allow a value between 0-200 (inclusive), otherwise print out a warning ("Illegal target heart rate") and leave targetHeartRate unchanged.
Use this code template to continue the code: public Item(String name, double weight, int value) Initializes the Item’s =ields to the values that are passed in; the included =ield is initialized to false public Item(Item other) Initializes this item’s fields to the be the same as the other item’s public double getWeight() public int getValue() public boolean isIncluded() Getter for the item’s fields (you don’t need a getter for the name) Given code: public class Item { private final String name; private final double weight; private final int value; private boolean included; public Item(String name, double weight, int value) { this.name = name; this.weight = weight; this.value = value; } public Item(Item item){ name = item.name; weight = item.weight; value = item.value; } public void…
Please read the instructions carefully and keep in mind of the bolded phrases. You are NOT ALLOWED to use HashSet You are NOT ALLOWED to create helper methods Create a project in NetBeans and name the project Hw06. The class will contain the following static methods: reverseS – A method that displays a string reversely on the console using the following signature: publicstaticvoidreverseS(Strings) printSub1 – print all substrings of a string (duplicated substrings are allowed, but loops are not allowed). The method signature: public static void printSub1(String s) printSub2 – print all substrings of a string (duplicated substrings are not allowed, but loops are allowed). The method signature: public static void printSub2(String s) Note: All methods should be RECURSIVE. Any predefined classes that are based on Set are not allowed. In the main method, read a string from the user and output the reversed string and substrings to the screen: Sample Run: Please input a string:…