| |||
variable code (ssn) |
код переменной: 18 phrases in 9 subjects |
Automated equipment | 1 |
Information security and data protection | 3 |
Information technology | 3 |
Mass media | 2 |
Mathematics | 1 |
Programming | 3 |
Rail transport | 2 |
Technology | 2 |
Telecommunications | 1 |