 |
| high level data link: 31 phrases in 15 subjects |
| Automated equipment | 1 |
| Communications | 2 |
| Computer networks | 4 |
| Computers | 3 |
| Electrical engineering | 1 |
| Electronics | 2 |
| Information security and data protection | 1 |
| Information technology | 4 |
| Internet | 1 |
| Mass media | 2 |
| Military | 4 |
| Nanotechnology | 1 |
| Programming | 1 |
| Security systems | 1 |
| Technology | 3 |