List one advantage and one disadvantage of having large block size.


Ans: 
advantage
The advantage of using a large block of memory is accommodation of maximum processes resulting is less number of page faults.


Disadvantage
The disadvantage of using a large block of memory is occurrence of internal fragmentation i.e allocated memory may be slightly larger than requested memory. e.g., suppose memory is allocated in blocks of 4K, a 1K process will waste 3K of space in its partition, as will a 5K process.

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