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 0 The program has a compile error because new int[2 a[1] is 1 The program has a runtime error because a[1 a[1] is 0 The program has a compile error because new int[2 a[1] is 1 ANSWER DOWNLOAD EXAMIANS APP
JAVA Array Which will legally declare, construct, and initialize an array? int [] myList = {}; int [] myList = (5, 8, 2); int myList [] [] = {4,9,7,0}; int myList [] = {4, 3, 7}; int [] myList = {}; int [] myList = (5, 8, 2); int myList [] [] = {4,9,7,0}; int myList [] = {4, 3, 7}; ANSWER DOWNLOAD EXAMIANS APP
JAVA Array What will be the output of the program?public class Test{ public static void main(String [] args){ String s1 = args[1]; String s2 = args[2]; String s3 = args[3]; String s4 = args[4]; System.out.print(" args[2] = " + s2); }}and the command-line invocation is C:Java> java Test 1 2 3 4 args[2] = 2 An exception is thrown at runtime. args[2] = 3 args[2] = null args[2] = 2 An exception is thrown at runtime. args[2] = 3 args[2] = null ANSWER DOWNLOAD EXAMIANS APP
JAVA Array In Java arrays are primitive data type objects None of these object references primitive data type objects None of these object references ANSWER DOWNLOAD EXAMIANS APP
JAVA Array What is the value of a[1] after the following code is executed?int[] a = {0, 2, 4, 1, 3};for(int i = 0; i < a.length; i++)a[i] = a[(a[i] + 3) % a.length]; 4 0 3 1 2 4 0 3 1 2 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[3]{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 {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[]{1.0, 2.0, 3.0}; 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[3]{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 {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[]{1.0, 2.0, 3.0}; The program compiles and runs fine and the output ANSWER DOWNLOAD EXAMIANS APP
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