| Date | May 2019 | Marks available | 2 | Reference code | 19M.1.HL.TZ0.4 |
| Level | HL | Paper | 1 | Time zone | no time zone |
| Command term | Outline | Question number | 4 | Adapted from | N/A |
Question
Outline why single processor computers may not be able to render 3D graphics effectively.
Markscheme
Award [2 max].
Single processor is mainly occupied with the OS jobs / might not be able to handle multiple jobs/;
Rendering 3D graphics requires a great deal of processing (which a single processor may not be able to give);
If attempting rendering on a single processor, a (very) high clock speed is required;
which may not be available;
3D graphics processing is (inherently) parallel;
A single processor is not able to handle parallel processing;
Examiners report
Not an easy question for many candidates.
