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december 2006
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Question 1/3:
What's the diameter of a standard Compact Disc?
15 cm / 5.91 inch
10 cm / 3.94 inch
20 cm / 7.88 inch
12 cm / 4.72 inch
The answer is: 12 cm / 4.72 inch
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Question 2/3:
What's the diameter of the common mini Compact Disc, a format that has been frequently used for CD-singles?
10 cm / 3.94 inch
6 cm / 2.36 inch
8 cm / 3.15 inch
5 cm / 1.97 inch
The answer is: 8 cm / 3.15 inch
Continue »
Question 3/3:
The Compact Disc was developed in the late 70s, early 80s by Sony and which other electronics company?
Pioneer
Panasonic
Bose
Philips
The answer is: Philips
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