77. In which decade was the SPICE simulator introduced?
(a) 1950s (b) 1960s (c) 1970s (d) 1980s
Answer
Answer : (c)
Explanation
Explanation : SPICE (Simulation Program with Integrated Circuit Emphasis) was introduced in May 1972 by the University of Berkeley, California. Let us discuss.
78. In which decade with the first transatlantic radio broadcast occur?
(a) 1850s (b) 1860s (c) 1870s (d) 1900s
Answer
Answer : (d)
Explanation
Explanation : On December 12, 1901, a radio transmission received by Guglielmo Marconi resulted in the first transmission of a transatlantic wireless signal (Morse Code) from Poldhu, Cornwall, to St. John’s, Newfoundland. Let us discuss.
79. In which decade was the AEEE (now the IEEE) founded?
(a) 1850s (b) 1880s (c) 1930s (d) 1950s
Answer
Answer : (b)
Explanation
Explanation : The IEEE (Institute of Electrical and Electronics Engineers) was formed in 1963 by the merger of the Institute of Radio Engineers (IRE, founded 1912) and the American Institute of Electrical Engineers (AIEE, founded 1884). Let us discuss.
Explanation : Alexander Graham Bell’s notebook entry of 10 March 1876 describes his successful experiment with the telephone. Speaking through the instrument to his assistant, Thomas A. Watson, in the next room, Bell utters these famous first words, “Mr. Watson — come here — I want to see you”. Let us discuss.
5555555555112. In which decade was the telephone invented? (a) 1850s (b) 1860s (c) 1870s (d) 1880s