Answer:
Explanation:
Internal fragramentatoin is a form of fragmentation that occur when a process required extra or more space compared to the size of the memory block which is allotted and it is fixed . In order words it indicates that the process uses little space.
External fragmentation is a process that occur when the allotted memory size occur in different variable sizes.
Internal fragmentation is majorly used over external fragmentation when a process required more space than the allotted memory block size.
And external fragmentation is preferred over internal fragmentation when a process is detached or reduced from actual memory.