Technology - Mock Test 6

Question 51

In which decade with the first transatlantic radio broadcast occur?

A) 1850s B) 1860s C) 1870s D) 1900s

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Question 52

'OS' computer abbreviation usually means ?

A) Order of Significance B) Open Software C) Operating System D) Optical Sensor

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Question 53

What is part of a database that holds only one type of information?

A) Report B) Field C) Record D) File

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Question 54

In which decade was the American Institute of Electrical Engineers (AIEE) founded?

A) 1850s B) 1880s C) 1930s D) 1950s

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Question 55

Who developed Yahoo?

A) Dennis Ritchie & Ken Thompson B) David Filo & Jerry Yang C) Vint Cerf & Robert Kahn D) Steve Case & Jeff Bezos

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Question 56

What are three types of lasers?

A) Gas, metal vapor, rock B) Pointer, diode, CD C) Diode, inverted, pointer D) Gas, solid state,diode

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Consistent practice is key for mastering this concept.

Question 57

Who co-created the UNIX operating system in 1969 with Dennis Ritchie?

A) Bjarne Stroustrup B) Steve Wozniak C) Ken Thompson D) Niklaus Wirth

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Question 58

.BAK' extension refers usually to what kind of file?

A) Backup file B) Audio file C) Animation/movie file D) MS Encarta document

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Question 59

CD' computer abbreviation usually means ?

A) Command Description B) Change Data C) Copy Density D) Compact Disc

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Question 60

In which decade was the ARRL founded?

A) 1940s B) 1930s C) 1920s D) 1910s

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