GRE प्रश्न और उत्तर का अभ्यास करें
8प्र: Everyone has it and no one can lose it. What is it? 1131 05b5cc69fe4d2b4197774ca1e
5b5cc69fe4d2b4197774ca1e- 1Facefalse
- 2Teethfalse
- 3Hairfalse
- 4Shadowtrue
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 4. "Shadow"
व्याख्या :
Answer: D) Shadow Explanation:
प्र: What is 16 bit? 1125 05b5cc65ee4d2b4197774be5e
5b5cc65ee4d2b4197774be5e- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
Anything larger and the computer would need to break the number into smaller pieces. 16-bit is a computer hardware device or software program capable of transferring 16 bits of data at a time. Today, 16-bit hardware and software has been replaced by 32-bit and 64-bit alternatives, which give the computer more memory to work with; increasing overall performance. For example, early computer processors (e.g., 8088 and 80286) were 16-bit processors, meaning they were capable of working with 16-bit binary numbers (decimal number up to 65,535).
प्र: Two trains running in opposite directions cross a pole placed on the platform in 47 seconds and 31 seconds respectively. If they cross each other in 33 seconds, what is the ratio of their speeds? 1124 05b5cc764e4d2b4197774fd85
5b5cc764e4d2b4197774fd85- 11:7true
- 27:1false
- 32:3false
- 43:2false
- उत्तर देखेंउत्तर छिपाएं
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उत्तर : 1. "1:7"
व्याख्या :
Answer: A) 1:7 Explanation: Let the speed of the trains be x and y respectively length of train1 = 47xlength of train2 = 31yRelative speed= x + yTime taken to cross each other = 33 s=> 47x+31yx+y= 33=> (47x + 31 y) = 33(x + y)=> 14x = 2y=> x/y = 2/14 = 1/7 = 1:7
प्र: Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn has a number which is a multiple of 4 or 15 ? 1121 05b5cc741e4d2b4197774f9d6
5b5cc741e4d2b4197774f9d6- 16/19false
- 23/10true
- 37/10false
- 46/17false
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उत्तर : 2. "3/10"
व्याख्या :
Answer: B) 3/10 Explanation: Here, S = {1, 2, 3, 4, ...., 19, 20}=> n(s) = 20Let E = event of getting a multiple of 4 or 15 =multiples od 4 are {4, 8, 12, 16, 20}And multiples of 15 means multiples of 3 and 5= {3, 6 , 9, 12, 15, 18, 5, 10, 15, 20}.= the common multiple is only (15).=> E = n(E)= 6Required Probability = P(E) = n(E)/n(S) = 6/20 = 3/10.
प्र: Which international organization has declared 2017 as the “International Year of Sustainable Tourism for Development”? 1102 05b5cc771e4d2b4197774ffa8
5b5cc771e4d2b4197774ffa8- 1Asian Development Bank (ADfalse
- 2B) World Trade Organisation (WTO)false
- 3United Nations (UN)true
- 4International Monetary Fund (IMF)false
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उत्तर : 3. "United Nations (UN)"
व्याख्या :
Answer: C) United Nations (UN) Explanation: The United Nations (UN) has declared 2017 as the "International Year of Sustainable Tourism for Development" to celebrate and advance the commitment of the tourism division to building a superior world.The International Year aims to support a change in policies, business practices and consumer behavior towards a more sustainable tourism sector that can contribute effectively to the Sustainable Development Goals (SDGs).
प्र: There are 3 sections with 5 questions each. If four questions are selected from each section, the chance of getting different questions is ? 1083 05b5cc73de4d2b4197774f920
5b5cc73de4d2b4197774f920- 11000false
- 2625false
- 3525false
- 4125true
- उत्तर देखेंउत्तर छिपाएं
- Workspace
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उत्तर : 4. "125"
व्याख्या :
Answer: D) 125 Explanation: Methods for selecting 4 questions out of 5 in the first section = 5 x 4 x 3 x 2 x 1/4 x 3 x 2 x 1 = 5. Similarly for other 2 sections also i.e 5 and 5 So total methods = 5 x 5 x 5 = 125.
प्र: If you had the chance to start your career over again, what would you do differently ? 1059 05b5cc761e4d2b4197774fd3e
5b5cc761e4d2b4197774fd3e- उत्तर देखेंउत्तर छिपाएं
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उत्तर :
व्याख्या :
This depends on several factors. Different Individuals have different answers for it.You can answer as - " I will most likely be involved in a different but still related career path; something to do with the creative side. If I were to start over I would attempt to get myself to specialize in one area as a young man. It’s very interesting to follow one’s interests all at the same time, but you don’t get anywhere very quickly this way. By pursuing lots of interests all at the same time, it takes a long, long time to acquire professional level skills."
प्र: One boat is overtaking another. Which boat must give way? 1055 05b5cc67be4d2b4197774c214
5b5cc67be4d2b4197774c214- उत्तर देखेंउत्तर छिपाएं
- Workspace
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उत्तर :
व्याख्या :
The boat which is overtaken must give way to the boat which is overtaking.

