CAT प्रश्न और उत्तर का अभ्यास करें
8प्र: Which of the following is not purely output device? 3186 15b5cc688e4d2b4197774c32c
5b5cc688e4d2b4197774c32c- 1Printerfalse
- 2Speakerfalse
- 3Plotterfalse
- 4Screentrue
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- Workspace
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उत्तर : 4. "Screen"
व्याख्या :
Answer: D) Screen Explanation: A touch screen is the only device which works as both an input and an output device among the given options. You view the options available to you on the screen (output) and you then use your finger to touch the option that you have chosen (input). Hence, Screen is not purely output device.
प्र: In a certain code ARCHIVE is written as DSBGFWJ. How is SYSTEMS is written in that code ? 3185 05b5cc75ee4d2b4197774fcf8
5b5cc75ee4d2b4197774fcf8- 1TZTSTUNfalse
- 2TZTSTNFtrue
- 3TZTUTNFfalse
- 4TZTNTFSfalse
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उत्तर : 2. "TZTSTNF"
व्याख्या :
Answer: B) TZTSTNF Explanation: ARC -> CRA ->(+1) DSB H -> H ->(-1) GIVE -> EVI ->(+1) FWJ Similarly, SYS -> SYS ->(+1) TZT T -> T ->(-1) SEMS -> SME ->(+1) TNF
प्र: What is the minimum number of colour pencils required to fill the spaces in the below figure with no two adjacent spaces have the same colour ? 3177 05b5cc76fe4d2b4197774ff21
5b5cc76fe4d2b4197774ff21- 15false
- 22false
- 33true
- 46false
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उत्तर : 3. "3"
व्याख्या :
Answer: C) 3 Explanation: The given figure can be labelled as shown : The spaces P, Q and R have to be shaded by three different colours definitely (since each of these three spaces lies adjacent to the other two).Now, in order that no two adjacent spaces be shaded by the same colour, the spaces T, U and S must be shaded with the colours of the spaces P, Q and R respectively.Also the spaces X, V and W must be shaded with the colours of the spaces S, T and U respectively i.e. with the colours of the spaces R, P and Q respectively. Thus, minimum three colour pencils are required.
प्र: Find the next number in the given number series? 50, 51, 47, 56, 40, ? 3176 05b5cc669e4d2b4197774bf52
5b5cc669e4d2b4197774bf52- 158false
- 265true
- 376false
- 481false
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उत्तर : 2. "65"
व्याख्या :
Answer: B) 65 Explanation: The given number series is 50, 51, 47, 56, 40, ? 5050 + 12 = 5151 - 22 = 4747 + 32 = 5656 - 42 = 4040 + 52 = 65 Hence, the next number in the given number series is 65.
प्र: Which is the most accurate statement about trade? 3173 05b5cc69be4d2b4197774c80b
5b5cc69be4d2b4197774c80b- 1Trade makes some nations better off and others worse offfalse
- 2Trading for a good can make a nation better off only if the nation cannot produce that good itselffalse
- 3Trade helps rich nations and hurts poor nationsfalse
- 4Trade can make every nation better offtrue
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उत्तर : 4. "Trade can make every nation better off"
व्याख्या :
Answer: D) Trade can make every nation better off Explanation:
प्र: आरएनए में कौन सा आधार पाया जाता है लेकिन डीएनए में नहीं? 3171 05b5cc60ae4d2b4197774b56d
5b5cc60ae4d2b4197774b56d- 1यूरेसिलtrue
- 2साइटोसिनfalse
- 3एडीनाइनfalse
- 4गुआनिनfalse
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उत्तर : 1. "यूरेसिल"
व्याख्या :
Answer: A) यूरेसिल व्याख्या: यूरेसिल डीएनए में नहीं बल्कि आरएनए में पाया जाता है।
प्र: If the third day of a month is Tuesday, which of the following would be the 4th day before the 27th day of that month? 3168 15b5cc7f3e4d2b41977751ed9
5b5cc7f3e4d2b41977751ed9- 1Tuesdayfalse
- 2Mondaytrue
- 3Wednesdayfalse
- 4Sundayfalse
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उत्तर : 2. "Monday"
व्याख्या :
Answer: B) Monday Explanation: Dates on which Tuesday fall are 3,10,17, and 24 Hence, the 27th day of the month will be (Tuesday + 3 days=)Friday Required day of the month = Friday - 4 = Monday
प्र: On a ruler's tombstone, it is said that one sixth of his life was spent in childhood and one twelfth as a teenager. One seventh of his life passed between the time he became an adult and the time he married; five years later, his son was born. Alas, the son died four years before he did. He lived to be twice as old as his son did. How old did the ruler live to be ? 3167 05b5cc741e4d2b4197774f981
5b5cc741e4d2b4197774f981- 184 yearstrue
- 272 yearsfalse
- 382 yearsfalse
- 464 yearsfalse
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उत्तर : 1. "84 years"
व्याख्या :
Answer: A) 84 years Explanation: Let the age of ruler is x so that of son = x/2 (given)Now according to the given condition (x/6) + (x/12) + (x/7) + 5 + (x/2) + 4 = x=> x = 84