Computer Knowledge Practice Question and Answer
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Q: Who is the inventor of computer?
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5f644191ca371c7283144977- 1von Neumannfalse
- 2JS Kilbyfalse
- 3Charles Babbagetrue
- 4None of thesefalse
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Answer : 3. "Charles Babbage"
Q: Which of the following screen lock is available on Android devices?
2482 061a76245795217555883ae37
61a76245795217555883ae37- 1Patternfalse
- 2Pinfalse
- 3Passwordfalse
- 4All of the abovetrue
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Answer : 4. "All of the above"
Q: The program that allows the OS to work with a printer or a video card is a(n)___.
2480 05fc8b001b3b23538af71e080
5fc8b001b3b23538af71e080- 1utilityfalse
- 2drivertrue
- 3appletfalse
- 4contractorfalse
- 5system callfalse
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Answer : 2. "driver"
Q: What is the full form of BPL with reference to e-PDS system?
2476 061a74e4e0fbe1213adb588ec
61a74e4e0fbe1213adb588ec- 1Below Poverty Linetrue
- 2Broadband over power linefalse
- 3British Physical Laboratoryfalse
- 4Both (A) and (C)false
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Answer : 1. "Below Poverty Line"
Q: Who is the input unit in the following?
2475 05e4621ab65b2ec50e428a583
5e4621ab65b2ec50e428a583- 1Maousfalse
- 2Keyboardfalse
- 3Scannerfalse
- 4All of thesetrue
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Answer : 4. "All of these"
Q: Which is the processor that performs arithmetical and logical operations called?
2471 05ebe171df51fcb2168f70607
5ebe171df51fcb2168f70607- 1CPUfalse
- 2Microprocessorfalse
- 3ALUtrue
- 4RAMfalse
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Answer : 3. "ALU "
Q: What is the Hindi name of computer?
2468 05f644373e318e06cd33aecdc
5f644373e318e06cd33aecdc- 1calculatorfalse
- 2Computertrue
- 3Accountantfalse
- 4Calculatorsfalse
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Answer : 2. "Computer"
Q: The base of a binary number is -
2467 363e9fba70fa4111f87da4a68
63e9fba70fa4111f87da4a68- 14false
- 22true
- 316false
- 48false
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Answer : 2. "2"
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