engineering recuitment NIC NIELIT Scientist B 2023 Mock Test Operating Systems Virtual Memory Page Replacement Policy
Applying the LRU page replacement to the following reference string :
1 2 4 5 2 1 2 4 The main memory can accommodate 3 pages and it already has pages 1 and 2. Page 1 came in before page 2. How many page faults will occur?
1
2
2
3
3
4
4
5