(JAVA CODE) write an integer method that will calculate the sum of integers within a given range using a loop. sumBet (1, 10): 55 while / for public static int sumBet (int n1, int n2){ int sum = 0; int i = n1; while (i < n2+1) { sum = sum + i; i++; } return sum; } public static int sumBet (int n1, int n2){ int sum = 0; for (int i = n1;i< n2+1; i++) sum sum + i; return sum;

(Java in Eclipse) Write a method that returns the sum of all the elements in a specified column in a 2-D array using the following header: public static int sumCol(int[][] m, int colIdx)   Included is a test class and a sample run

(Intro to Java) Open a new Java file called ArrayMethods.java. Read the Javadoc comment for each method below and write the method according to the description in the comment Once you are getting the correct output for all tests inside of main, upload your source file to Canvas public class ArrayMethods {    /**     * Displays the contents of an array on the console     * with each element separated by a blank space     * Prints a new line character last     * @param nums the array to print to the console     */    public static void printArray(int[] nums) {        return;    }        /**    * Assuming an array of integers, return true if 1    * is the first element or 1 is the last element    * Note: you may assume that you will be given an array    * of at least length 1    * is1FirstLast([1, 2, 10]) → true    * is1FirstLast([10, 1, 2, 1]) → true    * is1FirstLast([13, 10, 1, 2, 3]) → false    * @param numbers the array of int numbers    * @return whether or not 1 is the first or…

(Java) The seed of a linear congruential generator is __________. Multiple Choice.  always zero occasionally zero, depending on other random events. the intial value the multiplier the period of the generator