1. With javadoc, which of the following denotes a javadoc comment?   /**   /*   //**   //#   Hint Half-n-half Clue   2. To print the value of a variable "x" of type int, which of the following expressions can be used: (A) System.out.println("x = " + x); (B) System.out.println("x = " + String.valueOf(x)); (C) System.out.println("x = " + Integer.toString(x)); (D) System.out.println("x = " + (new Integer(x)).toString());   (B), (C) and (D)   (A), (B), (C) and (D)   (B) and (D)   (C) and (D)   Half-n-half Clue   3. What will be the output of the following program? class Main2   XXX   YYY   XXX followed by YYY   Error. Won't compile   Half-n-half Clue   4. For the following class definition, which is a legal statement to construct an object of type Class1: class Class1 extends Class2   (A)   (C) & (E)   (A) & (B)   (C) & (D)   None of the above   Half-n-half Clue   5. The control expression in an "if" statement must be:   an expression with type boolean   an expression with type integer   an expression with either the type boolean or integer   an expression with either the type boolean or integer with value 0 or 1   Half-n-half Clue   6. Consider the following code: int i = 1; switch(c)   code is illegal and therefore will not compile   output will be One   output will be One followed by Two   output will be One, followed by Two, and then followed by Three   Half-n-half Clue   7. Examine the following code snippets to identify the legal loop constructs: (A) for (int i = 22, int j = 0; i + j > 11; i = i-3, j++)   (B)   (A) & (C)   (A) & (D)   (A)   Half-n-half Clue