QUESTION 4: Write/Read the file4A.Write to fileWrite the code to do the following:-Display message to ask then read input from the keyboard about the following information:* studentID (String)studentName (String)* letterGrade (char)Provide the java code to do the following-open output file students.txt to write:-Write to the output file students.txt the following information that have read input from the keyboard in thefollowing format:studentID-studentName-letterGradeFor example:1561163- McKinley White-B-close students.txt file4B-Read from the fileOpen notepad, type the following lines with the file name as input.txt1197785- Mary Lane-A2185779-John Smith-B1557897-James Smith-CProvide the java code to do the following:-open file input.txt to read-Use the loop to read file-Read each line of the file then display on screen-continue reading and displaying on the screen all the lines until end of the file-Write: "End of the file input.txt" on the screen-close input.txt fileQUESTION 5- Use do..while loop to redisplay the menuTHIS CODE IS USED TO MANAGE THE MENU TO REDISPLAY AFTER THE PROGRAM COMPLETES ONE ACTION

4A program import java.util.*;import java.io.FileWriter;import java.io.IOException;class Student{…

QUESTION 4: Write/Read the file 4A.Write to file Write the code to do the following: -Display message to ask then read input from the keyboard about the following information: * studentID (String) * studentName (String) * letterGrade (char) Provide the java code to do the following -open output file students.txt to write: -Write to the output file students.txt the following information that have read input from the keyboard in the following format: studentiD-studentName-letterGrade For example: 1561163- McKinley White-B -close students.txt file 48-Read from the file Open notepad, type the following lines with the file name as input.txt 1197785- Mary Lane-A 2185779-John Smith-B 1557897-James Smith-C Provide the java code to do the following: -open file input.txt to read -Use the loop to read file -Read each line of the file then display on screen -continue reading and displaying on the screen all the lines until end of the file -Write: "End of the file input.txt" on the screen -close input.txt file QUESTION 5-Use do..while loop to redisplay the menu THIS CODE IS USED TO MANAGE THE MENU TO REDISPLAY AFTER THE PROGRAM COMPLETES ONE ACTION

QUESTION 4: Write/Read the file 4A.Write to file Write the code to do the following: -Display message to ask then read input from the keyboard about the following information: * studentID (String) * studentName (String) * letterGrade (char) Provide the java code to do the following -open output file students.txt to write: -Write to the output file students.txt the following information that have read input from the keyboard in the following format: studentiD-studentName-letterGrade For example: 1561163- McKinley White-B -close students.txt file 48-Read from the file Open notepad, type the following lines with the file name as input.txt 1197785- Mary Lane-A 2185779-John Smith-B 1557897-James Smith-C Provide the java code to do the following: -open file input.txt to read -Use the loop to read file -Read each line of the file then display on screen -continue reading and displaying on the screen all the lines until end of the file -Write: "End of the file input.txt" on the screen -close input.txt file QUESTION 5-Use do..while loop to redisplay the menu THIS CODE IS USED TO MANAGE THE MENU TO REDISPLAY AFTER THE PROGRAM COMPLETES ONE ACTION

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

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