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File operation program

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 import java.io.*; import java.util.Scanner; public class FileOperations {     public static void main(String[] args) {         Scanner scanner = new Scanner(System.in);         String fileName = "example.txt";         int choice;         do {             System.out.println("Choose an action: ");             System.out.println("1. Read");             System.out.println("2. Write");             System.out.println("3. Update");             System.out.println("4. Delete");             System.out.println("5. Exit");             choice = scanner.nextInt();             scanner.nextLine(); // Consume newline             switch (choice)...
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Self introduction

 my name is Karunadithiyan. I completed my Bachelor's degree in Computer Science from Government Arts College (Autonomous), Kumbakonam, and I am currently pursuing my Master's degree in the same field at the same institution. I possess skills in typewriting in both Tamil and English at a senior grade level, as well as proficiency in HTML, CSS, and JavaScript. In my free time, I enjoy reading books and watching movies. My long-term aim is to secure a government job, and in the short term, I am focused on obtaining a good position in the industry.
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CareerRide (All Student)

NAME:                     KARUNADITHIYAN.M          KARUN    DIVAGAR.K     Divagar BARATH.M ANBUMANI.       Anbumani VISHNUPRIYA     Vishnupriya NIKKITHA    Nikkitha PRABHA      Prabha POOJA   Pooja KIRUBA      Kiruba MAHALAKSHMI    Mahalakshmi INDHUJA   Indhuja
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CareerRide

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      HTML                                                                                                           APTITUDE            
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DATE & TIME CHANGE IN CMD

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OPEN A COMMAND PROMPT IN RUN AS ADMINISTRATOR     TYPE DATE TO CHANGE DATE AND CHECK YOUR DATE IN RIGHT DOWN SIDE TYPE TIME TO CHANGE THE TIME AND CHECK YOUR TIME IN THE RIGHT DOWN SIDE  
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ANOTHER METHOD FOR DISK HIDE

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HIDE A DISK WITHOUT USING PASSWORD AND HIDE OPTIONS. IT IS A ANOTHER METHOD OF HIDE A DISK.  IN MY COMPUTER HAVE THREE DISK   GO TO SEARCH PLACE SEARCH "DISK CREATE & FORMT" OPEN  SELECT ANY ONE DRIVE TO RIGHT CLICK. CLICK TO    CREATE AND FORMATE DISK SELECT THE DRIVE TO CLICK ON THE REMOVE KEY. GO TO CHECK YOUR PC TO THE REMOVED DISK  
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Java Questions

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 import java.lang.*; import java.io.*; class Questions{ public String [][]qpa; public String[][]qca;  Questions()throws IOException { qpa=new String[10][5]; /*questionsandobjectives*/ DataInputStream in=new DataInputStream(System.in); qpa[0][0]="keyboard?"; qpa[0][1]="1.input"; 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 ofthe println method?"; qpa[1][1]="1.Itisusedtoprinttextonthescreen."; qpa[1][2]="2.Itisusedtoprinttextonthescreenwiththelinebreak."; qpa[1][3]="3.Itisusedtoreadtextfromkeyboard."; qpa[1][4]="4.Itisusedtoread textfromafile."; qpa[2][0]="Howtoreadacharacterfromthekeyboard?"; qpa[2][1]="1.char c=System.read()"; qpa[2][2]="2.char c=System.in.read()"; qpa[2][3]="3.char c=(char)System.read()"; qpa[2][4]="4.char c=(char)System.in.read()"; qpa[3][0]="...
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