GATE Practice Question and Answer
8Q: I will disappear every time you say my name. What am I? 1898 05b5cc6a1e4d2b4197774caf4
5b5cc6a1e4d2b4197774caf4- 1Thieffalse
- 2Silencetrue
- 3Shadowfalse
- 4Nonefalse
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Answer : 2. "Silence"
Explanation :
Answer: B) Silence Explanation:
Q: Who among the following took over as the 25th Director General of the Border Roads(DGBR) ? 1898 05b5cc761e4d2b4197774fd49
5b5cc761e4d2b4197774fd49- 1Lt. Gen. Suresh Sharmafalse
- 2Lt. Gen. David R. Syiemliehfalse
- 3Lt. Gen. Srikanth Mishrafalse
- 4Lt. Gen. Sanjeev Kumar Shrivastavatrue
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Answer : 4. "Lt. Gen. Sanjeev Kumar Shrivastava"
Explanation :
Answer: D) Lt. Gen. Sanjeev Kumar Shrivastava Explanation: Lt. Gen. Sanjeev Kumar Shrivastava took over as the 25th Director General of the Border Roads (DGBR). He has replaced Lt. Gen. Suresh Sharma. Prior to it, he was holding the appointment of Director General Combat Engineers at Integrated Headquarters of Ministry of Defence(Army).
Q: 112 × 54 = 1896 05b5cc6b9e4d2b4197774d752
5b5cc6b9e4d2b4197774d752- 168947false
- 269874false
- 370000true
- 476000false
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Answer : 3. "70000"
Explanation :
Answer: C) 70000 Explanation: 112 × 54112 × 1024= 112 × 1000024= 1120000/16 = 70,000.
Q: The average age of Vishal and Raghavendra is 24 years. If a new person Veerender is also included, the average age is increased by 1.5 years. What is the age of Veerender? 1895 05b5cc69de4d2b4197774c897
5b5cc69de4d2b4197774c897- 128.5 yrstrue
- 229.5 yrsfalse
- 330.5 yrsfalse
- 427 yrsfalse
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Answer : 1. "28.5 yrs"
Explanation :
Answer: A) 28.5 yrs Explanation: According to the given data, (V + R)/2 = 24 Now, after joining of Veerender, V + R + D)/3 = 25.5 Hence, Veerender Age = 3(25.5) - 2(24) = 76.5 - 48 = 28.5 years.
Q: Can you find the next number in the sequence "0, 1, 4, 7, 8, 5, 2, 3, 6, 9, 9, 6, 3, 2, 5, 8, 7, 4, 1, 0, 0, …" ? 1894 05b5cc6fbe4d2b4197774f0a9
5b5cc6fbe4d2b4197774f0a9- 10false
- 21true
- 34false
- 47false
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Answer : 2. "1"
Explanation :
Answer: B) 1 Explanation: The pattern follows the palindrome sequence. Here the digits 0 1 4 7 8 5 8 3 6 9 9 6 3 8 5 8 7 4 1 0 0 1 4 7 ... So the next digit in the sequence is 1.
Q: What one word has the most letters in it? 1893 05b5cc658e4d2b4197774bdcc
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Answer :
Explanation :
ALPHABET is the only has the most letters in it. Alphabet has all the 26 letters from A - Z. Hence, ALPHABET is one word that has the most letters in it.
Q: In how many ways can letter of the word RAILINGS arrange so that R and S always come together? 1893 05b5cc6b9e4d2b4197774d6a8
5b5cc6b9e4d2b4197774d6a8- 11260false
- 22520false
- 35040true
- 41080false
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Answer : 3. "5040"
Explanation :
Answer: C) 5040 Explanation: The number of ways in which the letters of the word RAILINGS can be arranged such that R & S always come together is Count R & S as only 1 space or letter so that RS or SR can be arranged => 7! x 2! But in the word RAILINGS, I repeated for 2 times => 7! x 2!/2! = 7! ways = 5040 ways.
Q: Is boiling water a chemical change? 1891 05b5cc69de4d2b4197774c8a7
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Answer :
Explanation :
No. Boiling water is not a chemical change. Because in this process it doesn't loss its properties. It just changes its state i.e, from liquid state to gaseous. Hence, Boiling water is a Physiacl change and not a chemical change.