| 1 | C | 2 | A | 3 | D | 4 | D | 5 | C |
| 6 | B | 7 | D | 8 | B | 9 | C | 10 | A |
| 11 | A | 12 | D | 13 | A | 14 | B | 15 | B |
| 16 | A | 17 | B | 18 | C | 19 | C | 20 | B |
| 21 | A | 22 | D | 23 | D | 24 | B | 25 | D |
| 26 | B | 27 | D | 28 | A | 29 | A | 30 | B |
| 31 | C | 32 | B | 33 | B | 34 | D | 35 | D |
| 1 | B | 2 | B | 3 | B | 4 | B | 5 | C |
| 6 | D | 7 | C | 8 | B | 9 | D | 10 | C |
| 11 | D | 12 | C | 13 | D | 14 | C | 15 | B |
| 16 | D | 17 | B | 18 | C | 19 | B | 20 | C |
| 21 | B | 22 | B | 23 | C | 24 | D | 25 | A |
| 26 | C | 27 | C | 28 | D | 29 | C | 30 | D |
| 31 | D | 32 | A | 33 | C | 34 | B | 35 | A |
| 1 | D | 2 | A | 3 | C | 4 | A | 5 | D |
| 6 | B | 7 | A | 8 | D | 9 | A | 10 | C |
| 11 | C | 12 | C | 13 | C | 14 | A | 15 | C |
| 16 | C | 17 | C | 18 | A | 19 | D | 20 | D |
| 21 | B | 22 | B | 23 | C | 24 | C | 25 | A |
| 26 | C | 27 | C | 28 | A | 29 | B | 30 | D |
| 31 | C | 32 | B | 33 | C | 34 | D | 35 | D |
CREST Cyber Olympiad (CCO) Answer Keys for the Academic Year 2023-24.