The slave computers typically have their own version of the same operating system, and local memory and disk space.
2.
Vvvv includes a feature it calls " boygrouping ", where one computer controls a number of slave computers to operate in parallel, with all programming and editing done on the master computer.
3.
In a Beowulf system, the application programs never see the computational nodes ( also called slave computers ) but only interact with the " Master " which is a specific computer handling the scheduling and management of the slaves.