A system for responding to file system requests having file IDs comprising V, a volume identifier specifying the file system being accessed, and R, an integer, specifying the file within the file system being accessed. The cutter includes a cutter and a motor connected to the cutter for rotatably driving the cutter. The common conductor supplies a signal to all dice during one set of test procedures, while the temporary isolation device can be used to isolate a die from the common conductor during another set of test procedures.