SQL query to get value from previous or next column if values are NULL in current column.
Analyste Interview Questions
434,517 analyste interview questions shared by candidates
It was one of the question from the Tech interview, I don't remember it. It was something with a truck and a tunnel!
What are the components of a SQL statement?
Do you have experience with.... This question will vary based on the potential clients needs. For me it was technical experience the client was looking for.
When can you start to work?
Why do you use FCF in a DCF instead of EBITDA?
How to find missing number in integer array of 1 to 100?
What is your long-range objective?
A box contains four Balls. What is the probability of finding a black ball in the box? (You do not know the colours of any of the balls.)
1st interview: --Six horses, labeled 1, 2, 3, 4, 6. They take 1, 2, 3, 4, 6 mins to complete a circle, respectively. If started simultaneously when will they be at the starting position again? --Boxes labeled 1, 2, ... and so on. 1st box has 1 black marble and 1 white marble, 2nd box has 1 black and 2 white, 3rd box has 1 black and 3 white... and so on. If you open a pick a marble randomly, you move to the next box if the marble is white. Calculate the probability that the process would stop at the N'th box. 2st interview: --Why do you want to work here? --What did you achieve in your PhD? --(x+y)^2=4 and (x-y)^2=4, what is x^2+y^2? (I don't remember this exactly. Numbers might be off.) --A small ring rolls on a clock. If there was a pointer on the small ring and the ring starts rolling along the surface of the clock, when will the pointer point in the same direction again? 3st interview (Basic concepts were explained before each question): -- Calculate the fold (it's a seismic term) for a specific geometry of ship sending a signal at a constant velocity after each fixed time interval. -- Draw an auto-correlation of a square wave.
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