What is Hadoop? The Hadoop framework encompasses a large number of open source software components with a set of core modules for capturing, processing, managing and analyzing massive volumes of data that's surrounded by a variety of supporting technologies. The core components include:
The Catskill Mountains have two poisonous snakes. The Timber Rattlesnake (Crotalus horridus) and the Northern Copperhead (Agkistrodon contortrix mokasen). 1  Timber Rattlesnake - Overlook Mountain (from the Overlook Mountain House to the fire tower).  Timber Rattlesnake - Echo Lake (near Overlook Mountain).
Rattlesnake. Probably the best known snake in the world, the Rattlesnake is a pit viper found almost everywhere in the United States, and is capable of a deadly bite. Its trademark rattle strikes fear into anyone who hears it.