A few titles are more general, for example Master of Philosophy (MPhil), used (in the same manner as Doctor of Philosophy) to indicate degrees with a large research component, Master of Studies (MSt)/Master of Advanced Study (MASt)/Master of Advanced Studies (M.A.S.), and Professional Master's (MProf).
Kvoop.exe with description KeyView OOP APP is a process file from company Autonomy, Inc. belonging to product KeyView. The file is not digitally signed.
As the word says, single node will have only one node(machine/host) and multi-node will have more than one. Single Node: By default, Hadoop is configured to run in a non-distributed or standalone mode, as a single Java process. There are no daemons running and everything runs in a single JVM instance.