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: The first electronic digital computer contained _________?
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5fc8b4875c47b65b5b2843d9- 1Electronic valvestrue
- 2Neural Networksfalse
- 3Fuzzy Logicfalse
- 4Semiconductor memoryfalse
- 5None of thesefalse
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Answer : 1. "Electronic valves"
Q: This device is the communication medium for the entire computer system and placed in the system unit. Identify the device.
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5fe066ab58687c1e4b9f0ddd- 1ROMfalse
- 2RAMfalse
- 3Motherboardtrue
- 4None of thesefalse
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Answer : 3. "Motherboard"
Q: Which of the following screen lock is available on Android devices?
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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)___.
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5fc8b001b3b23538af71e080- 1utilityfalse
- 2drivertrue
- 3appletfalse
- 4contractorfalse
- 5system callfalse
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Answer : 2. "driver"
Q: Which protocol provides e-mail facility between different hosts?
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61cee041e638db77e7a7bd9e- 1FTPfalse
- 2SNMPfalse
- 3TELNETfalse
- 4SMTPtrue
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Answer : 4. "SMTP "
Q: What is Web Browser?
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64ba85042dc867f59307d23a- 1Spiderfalse
- 2A computer that stores filesfalse
- 3A person who likes to visit websitesfalse
- 4A software program that allows you to access sites on the World Wide Webtrue
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Answer : 4. "A software program that allows you to access sites on the World Wide Web"
Q: Which is the processor that performs arithmetical and logical operations called?
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5ebe171df51fcb2168f70607- 1CPUfalse
- 2Microprocessorfalse
- 3ALUtrue
- 4RAMfalse
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Answer : 3. "ALU "
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