IIT JEE Practice Question and Answer
8Q: World Wide Web is being standard by 5352 15b5cc69de4d2b4197774c90e
5b5cc69de4d2b4197774c90e- 1W3Ctrue
- 2World Wide Web Standardfalse
- 3Worldwide corporationfalse
- 4World Wide Consortiumfalse
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Answer : 1. "W3C"
Explanation :
Answer: A) W3C Explanation: World Wide Web is being standard by W3C. The World Wide Web Consortium (W3C) is an international community where Member organizations, a full-time staff, and the public work together to develop Web standards. Led by Web inventor and Director Tim Berners-Lee and CEO Jeffrey Jaffe, W3C's mission is to lead the Web to its full potential.
Q: Reading of a barometer going down is an indication of 5340 05b5cc698e4d2b4197774c64d
5b5cc698e4d2b4197774c64d- 1Stormfalse
- 2Rainfalltrue
- 3Snowfalse
- 4Intense heatfalse
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Answer : 2. "Rainfall"
Explanation :
Answer: B) Rainfall Explanation: Barometer is instrument which is used to measure to pressure. A slow downfall of reading suggests a low pressure area is passing in a nearby region, it may rains. If the reading is going down very fast then its an indication of storm (within 5-6 hours).
Q: Correct underlined words if necessary in the following sentence ? Have you been more careful, the accident could have been averted. 5307 05b5cc6fee4d2b4197774f107
5b5cc6fee4d2b4197774f107- 1Have you beenfalse
- 2If you have beenfalse
- 3Had you beentrue
- 4If you could have beenfalse
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Answer : 3. "Had you been"
Explanation :
Answer: C) Had you been Explanation: As the sentence talks about the past it is apt to say. 'Had you been more careful ...'.
Q: The incomes of two persons A and B are in the ratio 3:4. If each saves Rs.100 per month, the ratio of their expenditures is 1:2. Find their incomes ? 5298 05b5cc6e5e4d2b4197774ed0b
5b5cc6e5e4d2b4197774ed0b- 1200, 400false
- 2100, 300false
- 3100, 200false
- 4150, 200true
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Answer : 4. "150, 200"
Explanation :
Answer: D) 150, 200 Explanation: The incomes of A and B be 3P and 4P. Expenditures = Income - Savings (3P - 100) and (4P - 100) The ratio of their expenditure = 1:2 (3P - 100):(4P - 100) = 1:2 2P = 100 => P = 50 Their incomes = 150, 200
Q: The Computer size was very large in 5294 05b5cc6afe4d2b4197774d1ab
5b5cc6afe4d2b4197774d1ab- 1Fourth Generationfalse
- 2Third Generationfalse
- 3Second Generationfalse
- 4First Generationtrue
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Answer : 4. "First Generation"
Explanation :
Answer: D) First Generation Explanation: The First Generation Computers size was very large. Since the First generation computers used 1000s of vacuum tubes that required lot of space made them gigantic in size. Single transistor could replace 1000 vacuum tubes and a single IC chip replaced 1000s of transistors made computers smaller and more speedy. It is obvious that computers developed with more power, reliability, speed and smaller sizes due to the enhancement of technology.
Q: Cup : Lip :: Bird : ? 5282 05b5cc69be4d2b4197774c7ee
5b5cc69be4d2b4197774c7ee- 1Grasstrue
- 2Forestfalse
- 3Beakfalse
- 4Bushfalse
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Answer : 1. "Grass"
Explanation :
Answer: A) Grass Explanation: Cup is used to drink something with the help of lips. Similarly, birds collect grass with the help of beak to make her nest. Hence, Cup : Lip :: Bird : Grass.
Q: Odometer is to Mileage as Compass is to 5255 05b5cc6a4e4d2b4197774cc5a
5b5cc6a4e4d2b4197774cc5a- 1Directiontrue
- 2Niddlefalse
- 3Speedfalse
- 4Altitudefalse
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Answer : 1. "Direction"
Explanation :
Answer: A) Direction Explanation: An odometer is an instrument which is used to measure Mileage of a vehicle. In the same way, Compass is an instrument used to know the direction. Hence, Odometer : Mileage :: Compass :: Direction.
Q: The largest measuring cylinder that can accurately fill 3 tanks of capacity 98, 182 and 266 litres each, is of capacity ? 5249 05b5cc72ce4d2b4197774f73c
5b5cc72ce4d2b4197774f73c- 17 ltsfalse
- 214 ltstrue
- 398 ltsfalse
- 442 ltsfalse
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Answer : 2. "14 lts"
Explanation :
Answer: B) 14 lts Explanation: To know the the measuring cylinder that can fill all the given capacities , they must be divisible by the required number. 98,182,266 all are divisible by 14 So 14 litres is the largest cylinder that can fill all the given cylinders. (or) The other method is take HCF of all given capacities i.e 98, 182 and 266.

