IIT JEE Practice Question and Answer

Q: Programs stored in ROM are called 3166 1

  • 1
    Hardware
    Correct
    Wrong
  • 2
    Firmware
    Correct
    Wrong
  • 3
    Freeware
    Correct
    Wrong
  • 4
    Software
    Correct
    Wrong
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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.

Q: The intersection of a column and a row 3166 0

  • 1
    Cell
    Correct
    Wrong
  • 2
    Menu
    Correct
    Wrong
  • 3
    Key
    Correct
    Wrong
  • 4
    Field
    Correct
    Wrong
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Answer : 1. "Cell"
Explanation :

Answer: A) Cell Explanation: The intersection of a column and a row in a spread sheet is called as a cell or a bon.

Q: What is the probability of an impossible event? 3163 0

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    0
    Correct
    Wrong
  • 2
    -1
    Correct
    Wrong
  • 3
    0.1
    Correct
    Wrong
  • 4
    1
    Correct
    Wrong
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Answer : 1. "0"
Explanation :

Answer: A) 0 Explanation: The probability of an impossible event is 0. The event is known ahead of time to be not possible, therefore by definition in mathematics, the probability is defined to be 0 which means it can never happen.   The probability of a certain event is 1.

Q: 18 H on GC?


 $$6 {4\over 9}$$ % ..???kkk

3160 0

  • 1
    ss
    Correct
    Wrong
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Answer : 1. "ss"
Explanation :

The given letters equation states that 18 H on a GC means 18 Holes on a Golf Course.

Q: What is the most important step in prioritizing goals? 3159 0

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    deciding what is most important
    Correct
    Wrong
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    having multiple tasks lined up for each goal
    Correct
    Wrong
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    determining categories for various goals
    Correct
    Wrong
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    writing a list of goals
    Correct
    Wrong
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Answer : 1. "deciding what is most important"
Explanation :

Answer: A) deciding what is most important Explanation: Always prioritize by what's most important to what is less important to us to reach our goals as soon as possible.

Q: The gas predominantly responsible for global warming is 3154 0

  • 1
    Carbon monoxide
    Correct
    Wrong
  • 2
    Nitrous oxide
    Correct
    Wrong
  • 3
    Nitrogen peroxide
    Correct
    Wrong
  • 4
    Carbondioxide
    Correct
    Wrong
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Answer : 4. "Carbondioxide"
Explanation :

Answer: D) Carbondioxide Explanation: 72% of the totally emitted greenhouse gases is carbon dioxide.   Hence, Carbon dioxide (Co2) is predominantly responsible for Global warming.

Q: स्मृति से बनी होती है 3152 1

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    कोशिकाओं की बड़ी संख्या
    Correct
    Wrong
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    तारों का सेट
    Correct
    Wrong
  • 3
    सर्किट का सेट
    Correct
    Wrong
  • 4
    इनमे से कोई भी नहीं
    Correct
    Wrong
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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: A bird lover was asked how many birds he had in the basket. He replied that there were all parrots but six, all pigeons but six, and all koel but six. How many birds he had in the basket in all ? 3151 0

  • 1
    8
    Correct
    Wrong
  • 2
    18
    Correct
    Wrong
  • 3
    9
    Correct
    Wrong
  • 4
    10
    Correct
    Wrong
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Answer : 3. "9"
Explanation :

Answer: C) 9 Explanation: There were all parrots but six means that six birds were not parrots but only pigeons and koels. Similarly, number of parrots + number of koels = 6 and number of parrots + number of pigeons = 6. This is possible when there are 3 parrots, 3 pigeons and 3 koels i.e. 9 birds in all.

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