What does CD stand for?

Computer Disc

Clear Disc

Compact Disc

Player Disc

The compact disc (CD for short) is an optical memory medium, which was introduced in the early 1980s for digital music storage by Philips/PolyGram and Sony, with a view to replacing the vinyl record.

Norman

Dean Hochman wikipedia → Compact disc

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Answers by country

Estonia

100%

Australia

93%

Canada

93%

Italy

92%

the Netherlands

90%

Republic of Ireland

11%

88%

the United States

11%

86%

109

Bulgaria

86%

the Philippines

84%

Pakistan

15%

84%

Austria

14%

83%

Germany

14%

81%

308

India

12%

81%

223

South Africa

81%

the United Kingdom

18%

80%

Nepal

75%

Switzerland

18%

74%

Poland

19%

73%

4765

France

12%

68%

12%

Greece

33%

58%

When was the first electronic computer created and what was its name?

in 1945 - Eniac

in 1943 - Colossus

in 1939 - Atanasoff-Berry ABC

in 1941 - Zuse's Z3 machine

Ubuntu is the most popular Linux distribution, developed by Canonical Software owned by Mark Shuttleworth. What else is Mark famous for?

being a movie star

being an Olympic games attendant

being an astronaut

owning a submarine

What material is computer's processor made of?

single crystal ruby

single crystal silicon

silicon polycrystal

pyrite crystal

Where does the Pavlova dessert come from?