Ques:- Assume that passwords are selected from four-character combinations of 26 alphabetic characters. Assume that an adversary is able to attempt passwords at a rate of one persecond.a) Assuming no feedback to the adversary until each attempt has been completed, what is the expected time to discover the correct password?
Ques:- How to deal with customer?
Ques:- Tell me something abt urself
Ques:- Two trains of length 120 m and 280 m are running towards each other on parallel lines at 42 kmph and 30 kmph respectively. In what time will they be clear of each other from the moment they meet?
Ques:- Jack & Jill went to the hill….In going to hill (upword Direction)…Jack went to the hill first nd waited for Jill for “x” hours.. Jack’s speed was then twice of Jill.. In the down word direction Jill can go 3km in a hour, while Jack can go 1km in 1 hour.. Jill reach the ground 1st nd waited for Jack for “x” hours.. Total journey they traveled is 6 km.. Find the speed of Jack…
Recent Answer : :
previous ans wrong again..!!!!
first find x its 2 hours
total journey 6 hrs 3km up and also down
jill takes one hr to come down and jack takes 3 hrs so x
is 2 hours….
And while going up jack goes at 1.5km/hr and jill goes at
0.75 km hr so to travel 3 km they take 2 hrs and 4 hrs
respectively…!!! x again is 2 hrs…
so jack totally takes 5 hrs to travel 6 km
therfore speed is 6/5 km per hour
thats is 1.2 km per hour is the correct answer
Ques:- Why are you the best person for this job?
Ques:- You have 20 white and 13 black balls in a bag. You pull out 2 balls one after another. If the balls are of same color, then you replace them with a white ball ? but if they are of different color, you replace them with a black ball. Once you take out the balls, you do not put them back in the bag ? so the balls keep reducing. What would be the color of the last ball remaining in the bag?
Recent Answer : :
white
Ques:- How would you build a test team?
Ques:- How would you solve problems if you were from Mars?
Ques:- Anand and Deepak started a business investing Rs. 22,500 and Rs. 35,000 respectively. Out of a total profit of Rs. 13,800, Deepak’s share is
A. Rs. 5400
B. Rs. 7200
C. Rs. 8400
D. Rs. 9600
Recent Answer : :
C
Ques:- Introduce yourself and share your professional journey so far?
Ques:- There are 9 coins. 8 of them are of 1 gm and 1 is of 2 grams. Find out the heavier coin in minimum number of weighing and how many weighing you need?
Ques:- Person who dicided to go to weekend trip should not exceed 8 hrs driving in a day. Average speed of forward journey is 40 miles/hour . Due to traffic in sundays ,in return journey average speed is 30mph.How far he can select a picnic spot?
Recent Answer : :
Let the journey distance be : x miles
Now x/40+x/30=8 (time=distance/speed)
Solving this for x we get. x=960/7
therefore, x=137(approx)
(137.14 exact)
Ques:- Why want to leave
Ques:- Why our company hire you?
Ques:- Find out the wrong number in a given series.
2, 3, 6, 15, 52.5, 157.5, 630
2, 3, 6, 15, 52.5, 157.5, 630
A. 6
B. 15
C. 52.5
D. 157.5
Recent Answer : :
52.5
Ques:- Find out the wrong number in the series:
4, 9, 16, 25, 32, 49
4, 9, 16, 25, 32, 49
A. 16
B. 25
C. 32
D. 49
Recent Answer : :
Please explain to me why the answer is C. Thank you
Ques:- A train covered x km at 40 kmph and another 2x km at 20 kmph. Find the average speed of the train in covering the entire 3x km.
Recent Answer : :
24kmph
time taken = x/40 + 2x/20
=> x=8
so, 3x = 24
Ques:- Why u choose MBA after sicence bacground in graduation?
Ques:- What are you doing?
Ques:- Have you ever been asked to leave a position?
Ques:- List out the difference between the largest number and the least number written with the figures 3, 4, 7, 0, 3?
Ques:- Why do you consider yourself sutiable for the post?
Ques:- What did you do in the last year to improve your knowledge?
Ques:- 1,2,3,5,?,10,15,30
Recent Answer : :
these r all factors of 30
1*30=30
2*15=30
3*10=30
5*6=30
like that
Ques:- On a sunny morning, a greengrocer places 200 kilograms of cucumbers in cases in front of his shop. At that moment, the cucumbers are 99% water. In the afternoon, it turns out that it is the hottest day of the year, and as a result, the cucumbers dry out a little bit. At the end of the day, the greengrocer has not sold a single cucumber, and the cucumbers are only 98% water. How many kilograms of cucumbers has the greengrocer left at the end of the day?
Recent Answer : :
198.20
Ques:- What significant trends do you see in the future for our industry?
Ques:- Within the limits of your experience to-date, what has given you the greatest sense of accomplishment and why?
Ques:- J query and javascript
Ques:- Train P crosses a pole in 30 seconds and train Q crosses the same pole in one minute and 15 seconds. The length of train P is three-fourths the length of train Q. What is the ratio of the speed of train P to that of train Q?
Recent Answer : :
(3/4)*(L/Sp)=30
L/Sq=75
(3/4)*(Sq/Sp)=30/75
Sq/Sp=8/15
Sp/Sq=15/8
I solve it as the 280m train being stationary… and the 120m train moving at (42+30) = 72kph…. or 20mps
The front of the train will have to go 280m to pass the stationary train plus another 120m for the backs to clear… that is 400m in all.
The time to travel 400m at 20mps is 20secs