JAVA Array Which will legally declare, construct, and initialize an array? int [] myList = (5, 8, 2); int myList [] [] = {4,9,7,0}; int [] myList = {}; int myList [] = {4, 3, 7}; int [] myList = (5, 8, 2); int myList [] [] = {4,9,7,0}; int [] myList = {}; int myList [] = {4, 3, 7}; 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 Compilation error, arrays cannot be initialized to zero size. None of these 0 Compilation error, it is a.length() not a.length Compilation error, arrays cannot be initialized to zero size. None of these 0 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 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 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 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}; ANSWER DOWNLOAD EXAMIANS APP
JAVA Array When you pass an array to a method, the method receives ________ . The length of the array. A copy of the array. The reference of the array. A copy of the first element. The length of the array. A copy of the array. The reference of the array. A copy of the first element. 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 args[2] = 3 An exception is thrown at runtime. args[2] = null args[2] = 2 args[2] = 3 An exception is thrown at runtime. args[2] = null ANSWER DOWNLOAD EXAMIANS APP
JAVA Array In Java arrays are None of these primitive data type objects object references None of these primitive data type objects object references ANSWER DOWNLOAD EXAMIANS APP
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