Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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- Can someone please help me with this project for my Java Programming class? If you could correct my mistakes for me that would be great.arrow_forwardWrite a Java program that: Ask user to enter the last two digits of the Student ID number and store it in a variable of type integer; Use a while loop to print all the positive odd numbers smaller than the inputted number. After the while loop, make a for loop to print all the positive even numbers smaller than the inputted Note: Your answer should have the code as text, as well as a screenshot of the code with the output. The inputted number should be the last two digits of your Student ID number. ID is : 190058401arrow_forwardWrite a program (use value returning method) that gives simple math quizzes. The program should display two random integers from 1 to 100 that are to be added,The program allows the user to enter the answer. If the answer is correct, display “congratulations”. If the answer is incorrect, the program should show the correct answer. using java programmingarrow_forward
- In Java The following is a java code for an old word puzzle: “Name a common word, besides tremendous,stupendous and horrendous, that ends in dous.” If you think about this for a while, it will probablycome to you. However, we can also solve this puzzle by reading a text file of English words andoutputting the word if it contains “dous” at the end. The text file “words.txt” contains 87314English words, including the word that completes the puzzle. This file is available on Moodle.Your job is to insert try-catch statement in the below code, such that you surround the “risky” APIwith an appropriate exception handler --Edit the code if you have to!// import IO and util packages.public class WordPuzzle{public static void main(String[] args){String s;Scanner scanner = new Scanner(Paths.get("words.txt"));while (scanner.hasNext()) { String word = scanner.next(); if (word.endsWith("dous")) System.out.println(word); } // end while} // end main} // end classarrow_forwardWrite a program that creates a login name for a user, given the user's first name, last name, and a four-digit integer as input. Output the login name, which is made up of the first five letters of the last name, followed by the first letter of the first name, and then the last two digits of the number (use the % operator). If the last name has less than five letters, then use all letters of the last name. Hint: Use the to_string() function to convert numerical data to a string.arrow_forwardCreate a Java program that will let the user choose between organisers and volunteers. Then let them choose their work area (For example - California, Las Vegas, Washington DC, New York etc.) Then -1) Sign-up option is for organisers and volunteers to store their information (First Name, Last Name, User Name, E-mail, Phone Number, Password) in a text file. Also, store organizations name and how many times worked before to the organisers and volunteers section respectively. 2) Log in part is for authentication. Let the user input their username and password. If the username and password remain in the text file we've created in the Sign-up section, it will print "User successfully logged in". If there's not, it will print "Invalid Username and Password."NB- It will not use any graphical interface. Just basic java code. For clear exposure, a photo is attached.arrow_forward
- Create a Java electronic voting program. There should be 4 total parties(people you are able to vote for) use object oriented code and output your final result to a text file.arrow_forwardPlease try to explain how to do it. Please in java file. Loops is the topic.arrow_forwardIn Java: Forms often allow a user to enter an integer. Write a program that takes in a string representing an integer as input, and outputs yes if every character is a digit 0-9. Ex: If the input is: 1995 the output is: yes Ex: If the input is: 42,000 or 1995! the output is: no Hint: Use a loop and the Character.isDigit() function.arrow_forward
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