Computer Knowledge Practice Question and Answer
8 Q: When did the great revolution in computer field come?
2748 05f64432ba372fb5367118ca5
5f64432ba372fb5367118ca5- 11977false
- 22000false
- 31955false
- 41960true
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Answer : 4. "1960"
Q: A process knows as______ is used by large retailers to study trends.
2747 15f0542d4b864a45d9075f084
5f0542d4b864a45d9075f084- 1POSfalse
- 2Data Conversionfalse
- 3Data Miningtrue
- 4Data Selectionfalse
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Answer : 3. "Data Mining "
Q: The use of multi programming started with which generation of computers?
2744 061389cff2421ea1e0c8367cc
61389cff2421ea1e0c8367cc- 1first generationfalse
- 2second generationfalse
- 3third generationtrue
- 4fourth generationfalse
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Answer : 3. "third generation"
Q: Blu-Ray technology is developed by:
2721 05f057440b864a45d9076871e
5f057440b864a45d9076871e- 1IBMfalse
- 2Compaqfalse
- 3Sonytrue
- 4Applefalse
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Answer : 3. "Sony "
Q: How can the user determine which programs are available on a computer ?
2719 05e96907fa7185666067b5de3
5e96907fa7185666067b5de3- 1Checking the hard disk propertiesfalse
- 2Viewing the installed programs during the booting processfalse
- 3Checking the operating system for a list of installed programstrue
- 4Checking the existing files saved on diskfalse
- 5None of thesefalse
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Answer : 3. "Checking the operating system for a list of installed programs "
Q: We can use____to copy selected text; and____to paste it in a document.
2702 05ed73c0cebc5ce408e2dce7a
5ed73c0cebc5ce408e2dce7a- 1SHIFT+C, ALT+Pfalse
- 2CTRL+C, CTRL+Vtrue
- 3CTRL+C, CTRL+Pfalse
- 4CTRL+S, ALT+Sfalse
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Answer : 2. "CTRL+C, CTRL+V"
Q: स्मृति से बनी होती है 2692 15b5cc651e4d2b4197774bd14
5b5cc651e4d2b4197774bd14- 1कोशिकाओं की बड़ी संख्याtrue
- 2तारों का सेटfalse
- 3सर्किट का सेटfalse
- 4इनमे से कोई भी नहींfalse
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Answer : 1. "कोशिकाओं की बड़ी संख्या"
Explanation :
Answer: A) बड़ी संख्या में सेल स्पष्टीकरण: कंप्यूटिंग में, मेमोरी कंप्यूटर हार्डवेयर एकीकृत सर्किट को संदर्भित करता है जो कंप्यूटर में तत्काल उपयोग के लिए जानकारी संग्रहीत करता है। अधिकांश सेमीकंडक्टर मेमोरी को मेमोरी सेल या बिस्टेबल फ्लिप-फ्लॉप में व्यवस्थित किया जाता है, प्रत्येक एक बिट (0 या 1) को स्टोर करता है।
Q: Programs stored in ROM are called 2660 15b5cc6a9e4d2b4197774ceef
5b5cc6a9e4d2b4197774ceef- 1Hardwarefalse
- 2Firmwaretrue
- 3Freewarefalse
- 4Softwarefalse
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Answer : 2. "Firmware"
Explanation :
Answer: B) Firmware Explanation: The programs which are as permanent as hardware and stored in ROM are known as Firmware. Data stored in ROM can only be modified slowly, with difficulty, or not at all, so it is mainly used to store firmware (software that is closely tied to specific hardware, and unlikely to need frequent updates) or application software in plug-in cartridges.