4. a) Write a Java program to calculate area based on user's choice as shown below. Choice Operation 1 Calculate and display area of rectangle. Not 1 Calculate and display area of circle. Use an array named as allArea to store the result of ten (10) areas. *** PI = 3.142 import java.util.Scanner; class calculateArea { public static void main (String[ ] args) { Scanner sc = new Scanner (System.in); /* Variables declaration */

4. a) Write a Java program to calculate area based on user's choice as shown below. Choice Operation 1 Calculate and display area of rectangle. Not 1 Calculate and display area of circle. Use an array named as allArea to store the result of ten (10) areas. *** PI = 3.142 import java.util.Scanner; class calculateArea { public static void main (String[ ] args) { Scanner sc = new Scanner (System.in); /* Variables declaration */

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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