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 When you pass an array to a method, the method receives ________ . The reference of the array. A copy of the array. A copy of the first element. The length of the array. The reference of the array. A copy of the array. A copy of the first element. The length of the array. 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, arrays cannot be initialized to zero size. 0 Compilation error, it is a.length() not a.length None of these Compilation error, arrays cannot be initialized to zero size. 0 Compilation error, it is a.length() not a.length None of these 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] = 3 args[2] = null args[2] = 2 An exception is thrown at runtime. args[2] = 3 args[2] = null args[2] = 2 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]; 3 4 1 2 0 3 4 1 2 0 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] + " "); }} 1 2 3 4 None of these 0 0 0 0 1 2 0 0 1 2 3 4 None of these 0 0 0 0 1 2 0 0 ANSWER DOWNLOAD EXAMIANS APP
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