Technology - Single MCQs (Page 6)

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Q51. In which decade with the first transatlantic radio broadcast occur?...Q52. 'OS' computer abbreviation usually means ?...Q53. What is part of a database that holds only one type of information?...Q54. In which decade was the American Institute of Electrical Engineers (AIEE) founde...Q55. Who developed Yahoo?...Q56. What are three types of lasers?...Q57. Who co-created the UNIX operating system in 1969 with Dennis Ritchie?...Q58. .BAK' extension refers usually to what kind of file?...Q59. CD' computer abbreviation usually means ?...Q60. In which decade was the ARRL founded?...