Question: Consider a hierarchical file system in which free disk space is kept in a free space list. a. Suppose the pointer to free space is

Consider a hierarchical file system in which free disk space is kept in a free space list.
a. Suppose the pointer to free space is lost. Can the system reconstruct the free space list?
b. Suggest a scheme to ensure that the pointer is never lost as a result of a single memory failure.

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