| Date | November 2020 | Marks available | 3 | Reference code | 20N.1.HL.TZ0.3 |
| Level | HL | Paper | 1 | Time zone | no time zone |
| Command term | Describe | Question number | 3 | Adapted from | N/A |
Question
Describe how an operating system uses paging when running a program.
Markscheme
Award [3 max]
memory management method that uses secondary memory to increase the amount of primary memory;
transfers data blocks of the same size (“pages”);
from secondary storage to main storage when they are required;
and returns them to secondary storage when they are not;
Examiners report
Not all candidates answered this question correctly, but most of those who did, scored good marks.
