JAVA Array What will be the output?public class Test{ public static void main(String[] args){ int[] a = new int[4]; a[1] = 1; a = new int[2]; System.out.println("a[1] is " + a[1]); }} The program has a runtime error because a[1 a[1] is 1 The program has a compile error because new int[2 a[1] is 0 The program has a runtime error because a[1 a[1] is 1 The program has a compile error because new int[2 a[1] is 0 ANSWER DOWNLOAD EXAMIANS APP
JAVA Array What will be the output?public class Test{ public static void main(String[] args){ int[] x = new int[3]; System.out.println("x[0] is " + x[0]); }} The program has a compile error because the size of the array wasn't specified when declaring the array. The program runs fine and displays x[0] is 0. The program has a runtime error because the array element x[0] is not defined. The program has a runtime error because the array elements are not initialized. The program has a compile error because the size of the array wasn't specified when declaring the array. The program runs fine and displays x[0] is 0. The program has a runtime error because the array element x[0] is not defined. The program has a runtime error because the array elements are not initialized. ANSWER DOWNLOAD EXAMIANS APP
JAVA Array What is the result of compiling and running the following code?public class Test{ public static void main(String[] args){ int[] a = new int[0]; System.out.print(a.length); }} Compilation error, it is a.length() not a.length 0 Compilation error, arrays cannot be initialized to zero size. None of these Compilation error, it is a.length() not a.length 0 Compilation error, arrays cannot be initialized to zero size. None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Array Determine output:public class Test{ public static void main(String[] args){ int[] x = {1, 2, 3, 4}; int[] y = x; x = new int[2]; for(int i = 0; i < x.length; i++) System.out.print(y[i] + " "); }} 0 0 1 2 1 2 3 4 0 0 0 0 None of these 0 0 1 2 1 2 3 4 0 0 0 0 None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Array What would be the result of attempting to compile and run the following code?public class HelloWorld{ public static void main(String[] args){ double[] x = new double[]{1, 2, 3}; System.out.println("Value is " + x[1]); }} The program has a compile error because the syntax new double[]{1, 2, 3} is wrong and it should be replaced by new double[]{1.0, 2.0, 3.0}; The program has a compile error because the syntax new double[]{1, 2, 3} is wrong and it should be replaced by {1, 2, 3}. The program has a compile error because the syntax new double[]{1, 2, 3} is wrong and it should be replaced by new double[3]{1, 2, 3}; The program compiles and runs fine and the output The program has a compile error because the syntax new double[]{1, 2, 3} is wrong and it should be replaced by new double[]{1.0, 2.0, 3.0}; The program has a compile error because the syntax new double[]{1, 2, 3} is wrong and it should be replaced by {1, 2, 3}. The program has a compile error because the syntax new double[]{1, 2, 3} is wrong and it should be replaced by new double[3]{1, 2, 3}; The program compiles and runs fine and the output ANSWER DOWNLOAD EXAMIANS APP
JAVA Array Which will legally declare, construct, and initialize an array? int [] myList = {}; int myList [] [] = {4,9,7,0}; int [] myList = (5, 8, 2); int myList [] = {4, 3, 7}; int [] myList = {}; int myList [] [] = {4,9,7,0}; int [] myList = (5, 8, 2); int myList [] = {4, 3, 7}; ANSWER DOWNLOAD EXAMIANS APP
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