Practice Question and Answer
8Q: What is the function of an intent filter? 2775 05b5cc7d7e4d2b4197775150b
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Answer :
Explanation :
Because every component needs to indicate which intents they can respond to, intent filters are used to filter out intents that these components are willing to receive. One or more intent filters are possible, depending on the services and activities that is going to make use of it.
Q: An element that does not occur in nature but can be produced artificially is
2775 05df9d3e09e7c624c9bff04d3
5df9d3e09e7c624c9bff04d3- 1thoriumfalse
- 2radiumfalse
- 3plutoniumtrue
- 4uraniumfalse
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Answer : 3. "plutonium "
Q: A man saves 20% of his monthly salary. If an account of dearness of things he is to increase his monthly expenses by 15%, he is only able to save Rs. 400 per month. What is his monthly salary ? 2775 05b5cc6e1e4d2b4197774ebf2
5b5cc6e1e4d2b4197774ebf2- 1Rs. 6000false
- 2Rs. 4500false
- 3Rs. 5000true
- 4Rs. 6500false
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Answer : 3. "Rs. 5000"
Explanation :
Answer: C) Rs. 5000 Explanation: Income = Rs. 100 Expenditure = Rs. 80 Savings = Rs. 20 Present Expenditure 80x(15/100) = Rs. 12 = 80 + 12 = Rs. 92 Present Savings = 100 – 92 = Rs. 8 100 ------ 8? --------- 400 => 5000 His salary = Rs. 5000
Q: Sunil has 40 coins of 10 paise and 25 paise each. If he has Rs 7.75, then how many 10 paise coins are there?
2774 063286059a323937dac07cba6
63286059a323937dac07cba6- 120false
- 215true
- 310false
- 425false
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Answer : 2. "15"
Q: The process of encoding refers to 2774 05b5cc683e4d2b4197774c2e0
5b5cc683e4d2b4197774c2e0- 1getting information into memory.true
- 2the recall of information previously learned.false
- 3a clear memory of an emotionally significant event.false
- 4the persistence of learning over time.false
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Answer : 1. "getting information into memory."
Explanation :
Answer: A) getting information into memory. Explanation: Encoding refers to the getting information into memory.
Q: Which of the following is not soluble in water? 2774 05b5cc690e4d2b4197774c422
5b5cc690e4d2b4197774c422- 1copper(II) hydroxidetrue
- 2sodium chloridefalse
- 3silver nitratefalse
- 4potassium sulfatefalse
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Answer : 1. "copper(II) hydroxide"
Explanation :
Answer: A) copper(II) hydroxide Explanation: Sodium chloride: The solubility rules tell you that all halides are soluble with the exception of those formed with siver, mercury, and lead ions. Since this is not the case here, sodium chloride will be soluble. Silver nitrate: It is soluble because all nitrates are soluble, without exception. Potassium sulfate: It is soluble because all sulfates are soluble with the exception of those formed with silver, calcium, barium, mercury, lead, and strontium ions. Copper (II) hydroxyde: It is insoluble because all hydroxides are insoluble with the exception of those formed with alkali metal ions and barium.
Q: Purity of a metal can be determined with the help of
2774 05ebb767e8e4fa473bcbb51d5
5ebb767e8e4fa473bcbb51d5- 1Pascal's lawfalse
- 2Boyle's lawfalse
- 3Archimedes principletrue
- 4Principle of mass conservationfalse
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Answer : 3. "Archimedes principle "
Q: Find the missing number?

2773 05da6f1086e9c8d68fb89263e
5da6f1086e9c8d68fb89263e- 10false
- 22false
- 31true
- 44false
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