Question 18 0.05 pts Which loop control structure can NOT be used if there are conditions under which the body of the loop should be executed zero times? O for O while O do...while Any of the loop control structures can be used in this situation. None of the above -- this situation is impossible to program. > Question 19 0.05 pts You know that a for loop is usually the best choice for a counting loop, but which other loop control structure(s) could possibly be used to create a counting loop? O a while loop O a do...while loop any of the loop control structures can be used to create a counting loop O none of the above -- only a for loop can be used Question 20 0.05 pts Consider the following class definition: public class Woogi public static void main(String[] a) { Fiddle f = new Fiddle(); } } How would you describe the relationship between Fiddle and Woog? Fiddle is the client class. Woog is the supplier class. O Woog is the client class. Fiddle is the supplier class. D Question 15 0.05 pts Which of the following operators has the highest precedence? Oll No answer text provided. O && 0 % U Question 16 0.05 pts Which of the following is true in Java? 1. Every else must have a preceding if. II. Every if must have a following else. OI. O II. O I & Il are both true O Neither are true Question 17 0.05 pts What kind of loop is a data validation loop? O a definite loop O an indefinite loop