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| Angielski tezaurus | |||
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| Specialized system software used to perform particular computerized functions and routines that are frequently required during normal processing (Examples of utility programs include sorting, backing up and erasing data) | |||
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utility : 5 do fraz, 3 tematyki |
| Ekonomia | 1 |
| Microsoftu | 1 |
| Ochrona środowiska | 3 |