The
exam objectives list:
Concurrency
Use collections from the java.util.concurrent package with a focus on the advantages over and differences from the traditional java.util collections.
Use Lock, ReadWriteLock, and ReentrantLock classes in the java.util.concurrent.locks package to support lock-free thread-safe programming on single variables.
Use Executor, ExecutorService, Executors, Callable, and Future to execute tasks using thread pools.
Use the parallel Fork/Join Framework
Why are you expecting the classes you listed to be on it? Did it say that somewhere else?