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Andrew S. Tanenbaum (OS) Edition 4 Exercise 4 Question 11 (Page No. 333)

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Contiguous allocation of files leads to disk fragmentation, as mentioned in the text, because some space in the last disk block will be wasted in files whose length is not an integral number of blocks. Is this internal fragmentation or external fragmentation? Make an analogy with something discussed in the previous chapter.
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