JAVA Array When you pass an array to a method, the method receives ________ . The reference of the array. The length of the array. A copy of the array. A copy of the first element. The reference of the array. The length of the array. A copy of the array. A copy of the first element. ANSWER DOWNLOAD EXAMIANS APP
JAVA Array Which one of the following is a valid statement? char[] c = new char(4); char[] c = new char[5]; char[] c = new char(); char[] c = new char[]; char[] c = new char(4); char[] c = new char[5]; char[] c = new char(); char[] c = new char[]; 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 None of these Compilation error, arrays cannot be initialized to zero size. Compilation error, it is a.length() not a.length 0 None of these Compilation error, arrays cannot be initialized to zero size. 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 1 0 3 2 4 1 0 3 2 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 runtime error because the array element x[0] is not defined. 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 elements are not initialized. The program has a runtime error because the array element x[0] is not defined. 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 elements are not initialized. 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 An exception is thrown at runtime. args[2] = 2 args[2] = null args[2] = 3 An exception is thrown at runtime. args[2] = 2 args[2] = null args[2] = 3 ANSWER DOWNLOAD EXAMIANS APP
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