单项选择题
A. Tea
B. Coffee
C. Coffee Tea
D. Compilation fails.
E. The code runs with no output.
F. An exception is thrown at runtime.
多项选择题 1. public class Test { 2. public T findLarger(T x, T y) { 3. if(x.compareTo(y) > 0) { 4. return x; 5. } else { 6. return y; 7. } 8. } 9. } and: 22. Test t = new Test(); 23. // insert code here Which two will compile without errors when inserted at line 23?()
单项选择题 11. public void addStrings(List list) { 12. list.add(”foo”); 13. list.add(”bar”); 14. } What must you change in this method to compile without warnings?()
单项选择题 11. public static void append(List list) { list.add(”0042”); } 12. public static void main(String[] args) { 13. List intList = new ArrayList(); 14. append(intList); 15. System.out.println(intList.get(0)); 16. } What is the result?()