Computer Knowledge Practice Question and Answer
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Q: What is the main constituent of a pearl?
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5dc3c29d96420169a023d347- 1Calcium carbonate and magnesium carbonatefalse
- 2Calcium sulphate onlyfalse
- 3Calcium oxide and calcium sulphatefalse
- 4Calcium carbonate onlytrue
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Answer : 4. "Calcium carbonate only "
Q: One nibble is equivalent to how many bits?
2508 05dc3c1d58f85a87e42a6fd25
5dc3c1d58f85a87e42a6fd25- 12false
- 24true
- 38false
- 41false
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Answer : 2. "4"
Q: The smallest unit of data in computer is ________________
23850 35dc3c0ecee5d9e2ea2b71da5
5dc3c0ecee5d9e2ea2b71da5- 1Bytefalse
- 2Nibblefalse
- 3Bittrue
- 4KBfalse
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Answer : 3. "Bit "
Q: Inventor of WWW is……….
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5da04a010ba8fe2a19c1f4a7- 1Bill Gatesfalse
- 2Lee.N.Feyogfalse
- 3N.Ressclfalse
- 4Tim Berners leetrue
- 5None of thesefalse
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Answer : 4. "Tim Berners lee"
Q: The set of instructions which tells a computer what to do is called…….
4323 25da0499500e22578c9e9613c
5da0499500e22578c9e9613c- 1matterfalse
- 2instructorfalse
- 3compilerfalse
- 4programtrue
- 5debuggerfalse
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Answer : 4. "program"
Q: The ……………..control communications for the entire computer system.
4713 35da0490900e22578c9e9601d
5da0490900e22578c9e9601d- 1Arithmetic logic unitfalse
- 2Semiconductorfalse
- 3Motherboardtrue
- 4Coprocessorfalse
- 5None of thesefalse
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Answer : 3. "Motherboard"
Q: …………… is the process of dividing the disk into tracks and sectors.
2551 25da0484f00e22578c9e959d9
5da0484f00e22578c9e959d9- 1Trackingfalse
- 2Formattingtrue
- 3Crashingfalse
- 4Allottingfalse
- 5None of thesefalse
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Answer : 2. "Formatting "
Q: OCR stands for………..
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5da0479777652578d4efc0f7- 1Optical Character Recognitiontrue
- 2Optical CPU Recognitionfalse
- 3Optimal Character Recognitionfalse
- 4Other Character Recognitionfalse
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