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JAVA QUIS

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  Java quiz program  import java.lang.*; import java.io.*; class Questions{ public String [][]qpa;  public String[][]qca;  Questions()throws IOException { qpa=new String[10][5]; DataInputStream in=new DataInputStream(System.in); qpa[0][0]="How to run Javaprogram on the command prompt?";  qpa[0][1]="1.javac JavaProgram"; qpa[0][2]="2.java JavaProgram";  qpa[0][3]="3.javac JavaProgram.java"; qpa[0][4]="4.No one"; qpa[1][0]="What is the use of the println method?";  qpa[1][1]="1.It is used to print text on the screen."; qpa[1][2]="2.It is used to print text on the screen with the linebreak.";  qpa[1][3]="3.It is used to read text from keyboard."; qpa[1][4]="4.It is used to read text from a file."; qpa[2][0]="How to read a character from the keyboard?";  qpa[2][1]="1.char c=System.read()"; qpa[2][2]="2.charc=System.in.read()"; qpa[2][3]="3.charc=(char)Syste...
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PRODUCT CALCULATION.

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Program   import java.util.Scanner; public class ProductDetails {     public static void main(String[] args) {         Scanner scanner = new Scanner(System.in);         // Prompt for product name         System.out.print("P-Name: ");         String Product Name = scanner.nextLine();         // Prompt for quantity         System.out.print("Qty: ");         int quantity = scanner.nextInt();         // Prompt for price         System.out.print("Price: ");         double price = scanner.nextDouble();         // Prompt for tax percentage         System.out.print("Tax (%): ");         double tax = scanner.nextDouble();         // Calculate tax amount         double taxAmount = (tax /...
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 import java.io.*; import java.nio.file.*; import java.util.List; import java.util.stream.Collectors; public class AFO{     // Read file content     public static void readFile(String filePath) throws IOException {         List<String> lines = Files.readAllLines(Paths.get(filePath));         for (String line : lines) {             System.out.println(line);         }     }     // Write content to a file     public static void writeFile(String filePath, String content) throws IOException {         Files.write(Paths.get(filePath), content.getBytes(), StandardOpenOption.CREATE, StandardOpenOption.APPEND);     }     // Copy a file     public static void copyFile(String sourcePath, String destinationPath) throws IOException {         Files.copy(Paths.get(sourcePath), Paths.ge...
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Praghadheesh:392

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 Name: Praghadheesh TP  Father Name: Padmanaban T DOB: 21/01/2003 Gender: Male Religion: Hindu Maritial Status: Single  Language Known: Tamil Qualification: MSC(cs) Social Media:                        Insta Account: pragha Ambition: Billionaire Mobile Number: 7010103158
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