Technology - Single MCQs (Page 3)

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Q21. Compact discs, (according to the original CD specifications) hold how many minut...Q22. Who built the world's first binary digit computer: Z1?...Q23. "FET" is a type of transistor, Its full name is ________ Effect Transistor?...Q24. The NTSC (National Television Standards Committee) is also used in the country o...Q25. What was the first ARPANET message?...Q26. '.TXT' extension refers usually to what kind of file?...Q27. In what year was the "@" chosen for its use in e-mail addresses?...Q28. What does AM mean?...Q29. '.JPG' extension refers usually to what kind of file?...Q30. In a color television set using a picture tube a high voltage is used to acceler...