Practice Question and Answer
8 Q: Two trains of length 120 m and 90 m respectively with the same speed pass a static pole in 8 seconds and 6 seconds respectively. In what time they will cross each other if they are moving in opposite directions?
3884 05fd87919cef429523d692bb3
5fd87919cef429523d692bb3- 114 secondsfalse
- 26 secondsfalse
- 320 secondsfalse
- 47 secondstrue
- 5None of thesefalse
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Answer : 4. "7 seconds "
Q: You want to improve network performance by increasing the bandwidth available to hosts and limit the size of the broadcast domains. Which of the following options will achieve this goal? 3883 05b5cc7e5e4d2b419777518fe
5b5cc7e5e4d2b419777518fe- 1Managed hubsfalse
- 2Bridgesfalse
- 3Switchesfalse
- 4Switches configured with VLANstrue
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Answer : 4. "Switches configured with VLANs"
Explanation :
Answer: D) Switches configured with VLANs Explanation: By creating and implementing VLANs in your switched network, you can break up broadcast domains at layer2. For hosts on different VLANs to communicate, you must have a router or layer 3 switch.
Q:Direction: In the following question, out of the four alternatives, choose the one which can be substituted for the given sentence.
Causing or ending in death-
3882 05dd3c3f1874d2d52fa32280f
5dd3c3f1874d2d52fa32280f- 1Fataltrue
- 2Deadlyfalse
- 3Seriousfalse
- 4Dangerousfalse
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Answer : 1. "Fatal"
Q: Ankur borrowed sum money from Megha at 8 % P.a simple interest and twice the amount from Harshita at 9 % P.a simple interest. He then added some more money of his own and lent the entire amount to Shalini at 10 % p.a simple interest. At the end of the year Ankur gained 14,000. If Ankur lend ₹ 40,000 to Shalini, then how much did Ankur borrow from Megha ?
3881 15f0d80e9fce67160728ec6b9
5f0d80e9fce67160728ec6b9- 1₹ 15,000false
- 2₹ 10,000true
- 3₹ 25,000false
- 4₹ 20,000false
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Answer : 2. "₹ 10,000 "
Q: John sells his laptop to Mark at a loss of 20% who subsequently sells it to Kevin at a profit of 25%. Kevin after finding some defect in the laptop, returns it to Mark but could recover only Rs.4.50 for every Rs. 5 he had paid. Find the amount of Kevin’s loss if John had paid Rs. 1,75,000 for the laptop ? 3876 05b5cc75ce4d2b4197774fc84
5b5cc75ce4d2b4197774fc84- 1Rs.16,500false
- 2Rs.17,500true
- 3Rs.14,200false
- 4Rs.15,520false
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Answer : 2. "Rs.17,500"
Explanation :
Answer: B) Rs.17,500 Explanation: Let’s assume John bought the laptop for Rs. 100He then sells it to Mark at a loss of 20% => Rs. 80,Who consequently sells it to Kevin at a profit of 25% => Rs. 100Then, Kevin sells it back to Mark for Rs. 90 (Rs.4.50 for every Rs. 5 that he had paid initially), so he suffers a loss of Rs. 10Therefore, for Rs. 100 there is a loss of Rs. 10,Then for Rs. 1,75,000 there will be a loss of Rs. 17,500.
Q: Rs.1500 is divided into two parts such that if one part is invested at 6% and the other at 5% the whole annual interest from both the sum is Rs.85. How much was lent at 5% ? 3874 05b5cc6e9e4d2b4197774eded
5b5cc6e9e4d2b4197774eded- 1Rs. 500true
- 2Rs. 245false
- 3Rs. 1250false
- 4Rs. 635false
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Answer : 1. "Rs. 500"
Explanation :
Answer: A) Rs. 500 Explanation: (kx5x1)/100 + [(1500 - k)x6x1]/100 = 85 5k/100 + 90 – 6k/100 = 85 k/100 = 5 => k = 500
Q: A vertical toy 18 cm long casts a shadow 8 cm long on the ground. At the same time a pole casts a shadow 48 m. long on the ground. Then find the height of the pole ? 3874 05b5cc6cde4d2b4197774e1c2
5b5cc6cde4d2b4197774e1c2- 11080 cmfalse
- 2180 mfalse
- 3108 mtrue
- 4118 cmfalse
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Answer : 3. "108 m"
Explanation :
Answer: C) 108 m Explanation: We know the rule that, At particular time for all object , ratio of height and shadow are same. Let the height of the pole be 'H' Then 188=H48 => H = 108 m.
Q: Which of the following is biodegradable? 3873 05b5cc651e4d2b4197774bd19
5b5cc651e4d2b4197774bd19- 1Iron nailsfalse
- 2DDTfalse
- 3Silver foilfalse
- 4Leather bagstrue
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Answer : 4. "Leather bags"
Explanation :
Answer: D) Leather bags Explanation: Biodegradable substances can be broken down into simpler, harmless substances in nature with due course of time by the biological process such as action of microbes. They can be recycled as a part of food chain. Here, Leather bags are biodegradable.