How can you configure, in a portable way, the number of threads used by a ManagedExecutorService?
A. programmatically, using a ManagedExecutorService
B. using the ManagedExecutors utility class to define the execution properties
C. This cannot be done because this configuration is dependent on the Java EE Product Provider.
D. configuring the thread pool info in the deployment descriptor
D
not A. ManagedExecutorService doesn’t have method for configure number of threads