GATE Practice Question and Answer
8Q: An electronic device rearranges numbers step-by-step in a particular order according to set of rules. The device stops when the final result is obtained. Input: 84 15 35 04 18 96 62 08Step 1: 96 84 15 35 04 18 62 08Step 2: 96 84 62 15 35 04 18 08Step 3: 96 84 62 35 15 04 18 08Step 4: 96 84 62 35 18 15 04 08Step 5: 96 84 62 35 18 15 08 04And Step 5 is the last step for this input. Now, find out an appropriate step in the following question following the above rule. Question:Input: 16 09 24 28 15 04What will be the third step for this input ? 1655 05b5cc771e4d2b4197774fffd
5b5cc771e4d2b4197774fffd- 128 24 15 16 04 09false
- 228 24 16 15 09 04true
- 324 28 15 16 09 04false
- 428 24 16 15 04 09false
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Answer : 2. "28 24 16 15 09 04"
Explanation :
Answer: B) 28 24 16 15 09 04 Explanation: Carefully obsrving the given arrangement, we find the following pattern:We observe that the given numbers are arranged in descending order (from left to right), altering the position of only one number in each step, followed by the other numbers as it is. The process continues till the whole set of numbers is arranged in the descending order. Step1: 28 16 09 24 15 04Step2: 28 24 16 09 15 04Step3: 28 24 16 15 09 04 Hence, the answer is B
Q: Vishal, Priyatham, Raghu, Karthik and Veeru are five friends. Vishal is twice as old as priyatham. Raghu is half age of Priyatham. Vishal is half the age of Veeru and Raghu is twice the age of Karthik. Question:Who is the youngest ? 2642 05b5cc771e4d2b4197774ffee
5b5cc771e4d2b4197774ffee- 1Veerufalse
- 2Karthiktrue
- 3Vishalfalse
- 4Raghufalse
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Answer : 2. "Karthik"
Explanation :
Answer: B) Karthik Explanation: Let Priyatham's age = x Then, Vishal's age = 2x; Raghu's age = x/2; Veeru's age = 4x ; Karthik's age = x/4 So, the descending order of ages is : Veeru > Vishal > Priyatham > Raghu > Karthik Therefore, Karthik is the youngest.
Q: If Laxmi is taller than Ramya but shorter than Susmitha and Ramya is as tall as Hema but taller than Avanthi, then Hema is : 2463 05b5cc771e4d2b4197774fff3
5b5cc771e4d2b4197774fff3- 1shorter than Ramyafalse
- 2taller than Avanthifalse
- 3taller than susmithafalse
- 4shorter than Laxmitrue
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Answer : 4. "shorter than Laxmi"
Explanation :
Answer: D) shorter than Laxmi Explanation: As given, we have: Susmitha > Laxmi > Ramya; Ramya = Hema, Ramya > Avanthi Thus the sequence of heights becomes: Susmitha > Laxmi > Ramya = Hema > Avanthi Clearly, Hema is shorter than Laxmi.
Q: Boxing : Ring :: Wrestling : ? 1555 05b5cc771e4d2b4197774ffe9
5b5cc771e4d2b4197774ffe9- 1Ringfalse
- 2Courtfalse
- 3Arenatrue
- 4none of thesefalse
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Answer : 3. "Arena"
Explanation :
Answer: C) Arena Explanation: Boxing is played in the ring whereas Wrestling is played in Arena.
Q: Ammeter : Current :: Odometer : ? 1432 05b5cc771e4d2b4197774ffe4
5b5cc771e4d2b4197774ffe4- 1Blood Pressurefalse
- 2Haemoglobinfalse
- 3pressurefalse
- 4Speedtrue
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Answer : 4. "Speed"
Explanation :
Answer: D) Speed Explanation: Here Ammeter is used for measuring Current whereas Odometer is used to measure Speed.
Q: Whale : Mammal :: Rat : ? 1315 05b5cc771e4d2b4197774ffdf
5b5cc771e4d2b4197774ffdf- 1Rodenttrue
- 2Mammalfalse
- 3Amphibianfalse
- 4Reptilefalse
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Answer : 1. "Rodent"
Explanation :
Answer: A) Rodent Explanation: Whale belongs to Mammal category whereas Rat belongs to Rodent.
Q: Who is known as inventor of World Wide Standard Time ? 1550 05b5cc771e4d2b4197774ffbc
5b5cc771e4d2b4197774ffbc- 1Sandford Flemingtrue
- 2Fredrichfalse
- 3Williamsonfalse
- 4James Brootfalse
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Answer : 1. "Sandford Fleming"
Explanation :
Answer: A) Sandford Fleming Explanation: Sir Sandford Fleming, (January 7, 1827 – July 22, 1915) was a Scottish Canadian engineer and inventor. Born and raised in Scotland, he emigrated to colonial Canada at the age of 18. He proposed worldwide standard time zones, designed Canada's first postage stamp.
Q: If the following five names which name will come in the last in a telephone directory ? a) Mahinder b) Mahender c) Mahindra d) Mahendra e) Mohinder 4683 05b5cc771e4d2b4197774ffb7
5b5cc771e4d2b4197774ffb7- 1Mahinderfalse
- 2Mahindrafalse
- 3Mohindertrue
- 4Mahenderfalse
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Answer : 3. "Mohinder"
Explanation :
Answer: C) Mohinder Explanation: The given names will be arranged in the alphabetical order as : Mahender, Mahendra, Mahinder, Mahindra, Mohinder. Clearly, 'Mohinder' comes last.