1. Are there any errors in the following class definition? abstract class Class1   Class header definition is wrong   Method definition is wrong   Constructor needs to be defined   No errors   Hint Half-n-half Clue   2. Consider the following code: class NewString extends java.lang.String   Results in error because class body is not defined   Results in error because the class is not declaredpublic   Results in error because java.lang.String isfinal   Compiles successfully   Results in error because String isabstract   Half-n-half Clue   3. With javadoc, which of the following denotes a javadoc comment?   /**   //**   /*   //#   Half-n-half Clue   4. 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++)   (A) & (D)   (A) & (C)   (A)   (B)   Half-n-half Clue   5. Determine the output when the value of x is zero: if(x >= 0) if(x > 0) System.out.println("x is positive"); else System.out.println("x is negative");   "x is positive"   None of these   "x is positive" and "x is negative"   "x is negative"   Half-n-half Clue   6. What will be the output of the following program? class Main1   XXX followed by YYY   XXX   YYY   Error. Won't compile   Half-n-half Clue   7. What is java_g used for?   To provide information about deprecated methods   Using the jdb tool   None of these   Executing a class with optimization turned off   Half-n-half Clue