Introduction - If you have any usage issues, please Google them yourself
Memory allocation and recovery algorithm
To adapt to using the first method, the best fit method, the worst fit method to allocate main memory space. When a new operational requirements into the main memory, you must check the free area table, to find a large enough free area. If you find a spare area is greater than the job requirements, this is it should be divided into two parts, one for the occupied area, plus a part of has become a free zone.