1) In a railway station, there are two trains going. One in the harbor line and one in the main line, each having a frequency of 10 minutes. The main line service starts at 5 o'clock and the harbor line starts at 5.02A.M. A man goes to the station every day to catch the first train that comes. What is the probability of the man catching the first train? Ans: 0.8
2) A family X went for a vacation. Unfortunately it rained for 13 days when they were there. But whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11 mornings and 12 afternoons. How many days did they stay there totally? Ans: 18
3) Each alphabet stands for one digit in the following multiplication. T H I S x I S---------X F X X X X U X ------------X X N X X ------------What is the maximum value T can take? Ans: T max value = 4
4) An escalator is descending at constant speed. A walks down and takes 50 steps to reach the bottom. B runs down and takes 90 steps in the same time as A takes 10 steps. How many steps are visible when the escalator is not operating? Ans: 150 steps
5) Every day a cyclist meets a train at a particular crossing. The road is straight before the crossing and both are travelling in the same direction. The cyclist travels with a speed of 10 Kmph. One day the cyclist comes late by 25 min. and meets the train 5km before the crossing. What is the speed of the train?Ans: 60 kmph
6) There are five persons with surnames Mukherjee, Misra, Iyer, Patil and Sharma. There are 4 persons having first or middle name of Kumar, 3 persons with Mohan, 2 persons with Dev and 1 Anil. Either Mukherjee and Patil have a first or middle name of Dev or Misra and Iyer have their first or middle name of Dev. Of Mukherjee and Misra, either both of them have a first or middle name of Mohan or neither have a first or middle name of Mohan. Either Iyer or Sharma has a first or middle name of Kumar but not both. Who has the first or middle name of Anil? Ans: Kumar Misra DevMohan Iyer DevKumar Patil MohanMohan Sharma Kumar
7) Two twins have certain peculiar characteristics. One of them always lies on Monday, Wednesday, Friday. The other always lies on Tuesdays, Thursdays and Saturdays. On the other days they tell the truth. You are given a conversation. Person A-- today is Sunday my name is Anil Person B -- today is Tuesday, my name is Bill What day is today? Ans: Today is Tuesday.
8) There is a safe with a 5 digit number as the key. The 4th digit is 4 greater than second digit, while 3rd digit is 3 less than 2nd digit. The 1st digit is thrice the last digit. There are 3 pairs whose sum is 11. Find the number. Ans: 65292
9) A hotel has two wings, the east wing and the west wing. Some east wing rooms but not all have an ocean view. All west wing rooms have a harbor view. The charge for all rooms is identical, except as follows : Extra charge for all harbor view rooms on or above the 3rd floor Extra charge for all ocean view rooms except those without balcony Extra charge for some harbor rooms on the first two floor & some east wing rooms without ocean view but having kitchen facilities. Which of the following cannot be determined on the basis of the information given: I. Whether there are any rooms without a balcony for which an extra charge is imposed.II. Whether any room without a kitchen or a view involves an extra charge.III. Whether two extra charges are impsed for any room.(A) I only(B) II only(C) III only(D) II and III only(E) I, II and IIIAns: (A)
10) I bought a car with a peculiar 5 digit numbered license plate which on reversing could still be read. On reversing value is increased by 78633.Whats the original number if all digits were different?Ans: Only 0 1 6 8 and 9 can be read upside down. So on rearranging these digits we get the answer as 10968
11) Which of the function operator cannot be over loadeda) <=b)?:c)==d)*Ans: b and d 12) 10,20,30,40,50,60 : give the order when put in a queue and in a stackAns : Queue : 10,20,30,40,50,60stack : 60,50,40,30,20,10 13) Debugging is the process of findingAns : logical and runtime errors 14) Trace the error: void main() {int &a;/* some other stuff here */} Ans: syntax error 15) A problem with a function named 'myValue' will be given and asked to find the value of main() for an argument of 150,Ans : 150
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2) A family X went for a vacation. Unfortunately it rained for 13 days when they were there. But whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11 mornings and 12 afternoons. How many days did they stay there totally? Ans: 18
3) Each alphabet stands for one digit in the following multiplication. T H I S x I S---------X F X X X X U X ------------X X N X X ------------What is the maximum value T can take? Ans: T max value = 4
4) An escalator is descending at constant speed. A walks down and takes 50 steps to reach the bottom. B runs down and takes 90 steps in the same time as A takes 10 steps. How many steps are visible when the escalator is not operating? Ans: 150 steps
5) Every day a cyclist meets a train at a particular crossing. The road is straight before the crossing and both are travelling in the same direction. The cyclist travels with a speed of 10 Kmph. One day the cyclist comes late by 25 min. and meets the train 5km before the crossing. What is the speed of the train?Ans: 60 kmph
6) There are five persons with surnames Mukherjee, Misra, Iyer, Patil and Sharma. There are 4 persons having first or middle name of Kumar, 3 persons with Mohan, 2 persons with Dev and 1 Anil. Either Mukherjee and Patil have a first or middle name of Dev or Misra and Iyer have their first or middle name of Dev. Of Mukherjee and Misra, either both of them have a first or middle name of Mohan or neither have a first or middle name of Mohan. Either Iyer or Sharma has a first or middle name of Kumar but not both. Who has the first or middle name of Anil? Ans: Kumar Misra DevMohan Iyer DevKumar Patil MohanMohan Sharma Kumar
7) Two twins have certain peculiar characteristics. One of them always lies on Monday, Wednesday, Friday. The other always lies on Tuesdays, Thursdays and Saturdays. On the other days they tell the truth. You are given a conversation. Person A-- today is Sunday my name is Anil Person B -- today is Tuesday, my name is Bill What day is today? Ans: Today is Tuesday.
8) There is a safe with a 5 digit number as the key. The 4th digit is 4 greater than second digit, while 3rd digit is 3 less than 2nd digit. The 1st digit is thrice the last digit. There are 3 pairs whose sum is 11. Find the number. Ans: 65292
9) A hotel has two wings, the east wing and the west wing. Some east wing rooms but not all have an ocean view. All west wing rooms have a harbor view. The charge for all rooms is identical, except as follows : Extra charge for all harbor view rooms on or above the 3rd floor Extra charge for all ocean view rooms except those without balcony Extra charge for some harbor rooms on the first two floor & some east wing rooms without ocean view but having kitchen facilities. Which of the following cannot be determined on the basis of the information given: I. Whether there are any rooms without a balcony for which an extra charge is imposed.II. Whether any room without a kitchen or a view involves an extra charge.III. Whether two extra charges are impsed for any room.(A) I only(B) II only(C) III only(D) II and III only(E) I, II and IIIAns: (A)
10) I bought a car with a peculiar 5 digit numbered license plate which on reversing could still be read. On reversing value is increased by 78633.Whats the original number if all digits were different?Ans: Only 0 1 6 8 and 9 can be read upside down. So on rearranging these digits we get the answer as 10968
11) Which of the function operator cannot be over loadeda) <=b)?:c)==d)*Ans: b and d 12) 10,20,30,40,50,60 : give the order when put in a queue and in a stackAns : Queue : 10,20,30,40,50,60stack : 60,50,40,30,20,10 13) Debugging is the process of findingAns : logical and runtime errors 14) Trace the error: void main() {int &a;/* some other stuff here */} Ans: syntax error 15) A problem with a function named 'myValue' will be given and asked to find the value of main() for an argument of 150,Ans : 150