Complete the following code, which is intended to print out all key/value pairs in a map named myMap that contains String data for student IDs and names: A)Map mapKeySet = myMap.keySet(); B)Set mapKeySet = myMap.keySet(); C)Set mapKeySet = myMap.keySet(); D)Set mapKeySet = myMap.getKeySet();

Question

Quizplus · Accepted Answer

The method getKeySet() does not exist for maps, but the method keySet() returns a Set of all the keys in the map. The Set should have a type parameter of String since the keys are Strings. Therefore, the correct code is Set<String> mapKeySet = myMap.keySet();

Complete the Following Code, Which Is Intended to Print Out