World Science and Technology – Exercise – 1

World Science and Technology » Exercise – 1

1. In which decade was the American Institute of Electrical Engineers (AIEE) 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.
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2. What is part of a database that holds only one type of information?

(a)
(b) Field
(c) Record
(d) File

Answer
Answer : (b)
Explanation
Explanation : No answer description available for this question. Let us discuss.
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3. 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.
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4. ‘OS’ computer abbreviation usually means ?

(a) Order of Significance
(b) Open Software
(c) Operating System
(d) Optical Sensor

Answer
Answer : (c)
Explanation
Explanation : No answer description available for this question. Let us discuss.
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5. ‘.MOV’ extension refers usually to what kind of file?

(a) Image file
(b) Animation/movie file
(c) Audio file
(d) MS Office document

Answer
Answer : (b)
Explanation
Explanation : No answer description available for this question. Let us discuss.
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6. Most modern TV’s draw power even if turned off. The circuit the power is used in does what function?

(a) Sound
(b) Remote control
(c) Color balance
(d) High voltage

Answer
Answer : (b)
Explanation
Explanation : Some authorities are recommending TV’s, VCR’s and Stereo’s be connected to power strips with switches and turned off when not in use to save energy. Your remote will not work until power is switched back on. Let us discuss.
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