1. Which of the following expressions will produce errors upon compilation? (A) boolean a = (boolean) 1; (B) boolean b = (false && true); (C) float y = 22.3;   (A), (B) & (D)   (A)   (A), (C) & (D)   (A) & (C)   Hint Half-n-half Clue   2. What will be the output of the following program? class Main1   XXX   YYY   XXX followed by YYY   Error. Won't compile   Half-n-half Clue   3. Which error does the following code contain: class Class1   Class Class1 has not been declared public   There is no error   Class1 should be declared as abstract   Method func1() must be declared as static   Half-n-half Clue   4. Consider the following code: int i = 1; switch(c)   output will be One, followed by Two, and then followed by Three   output will be One   output will be One followed by Two   code is illegal and therefore will not compile   Half-n-half Clue   5. Which javadoc tag is used to denote a comment for a method parameter?   @method   @value   @param   @parameter   @argument   Half-n-half Clue   6. Consider the following code: class NewString extends java.lang.String   Results in error because java.lang.String isfinal   Compiles successfully   Results in error because class body is not defined   Results in error because String isabstract   Results in error because the class is not declaredpublic   Half-n-half Clue   7. The method int func(int i, int j)   (B) & (C)   (C) & (D)   (A), (B), (C) & (E)   (A), (B) & (E)   None of these   Half-n-half Clue