What is the output of this program?
class dynamic_initialization { public static void main(String args[]) { double a, b; a = 3.0; b = 4.0; double c = Math.sqrt(a * a + b * b); System.out.println(c); } }
Which of these is incorrect string literal?
A. "Hello World"
B. "Hello`setminus`nWorld"
C. "`setminus`"Hello World`setminus`""
D. "Hello
world"
What is the output of this program?
class array_output { public static void main(String args[]) { int array_variable [] = new int[10]; for (int i = 0; i < 10; ++i) { array_variable[i] = i/2; array_variable[i]++; System.out.print(array_variable[i] + " "); i++; } } }
What is the output of this program?
class evaluate { public static void main(String args[]) { int a[] = {1,2,3,4,5}; int d[] = a; int sum = 0; for (int j = 0; j < 3; ++j) sum += (a[j] * d[j + 1]) + (a[j + 1] * d[j]); System.out.println(sum); } }
Which of these can not be used for a variable name in Java?