RRB NTPC · प्रश्न 61
ऑपरेटिंग सिस्टम UNIX किसका ट्रेडमार्क है?
उत्तर देखें और व्याख्या
उत्तर: (B) बेल लेबोरट्री
व्याख्या
UNIX was developed in 1969 at AT&T's Bell Laboratories by Ken Thompson and Dennis Ritchie, and the UNIX trademark originated there. (Today the trademark is held by The Open Group.)