2. Swap the two values (int A=5 and int B=3), w/o using a 3rd attribute(so you cant use the 3rd attribute to store the value as a temporary storage).
Software Engineer Principal Interview Questions
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what is the difference in string and stringbuffer
Singleton pattern
You have chess board. How many squares are there in it totally?
Design a data structure/algorithm to keep track of instruments, stock exchanges, and trades which supports an addInstrument, addTrade and getAllTradesBetweenTimes(time1, time2) operation.
What is the difference between a FlipFlop and a latch?
Why do you want to join wipro?
How would I implement the 'ls' command in Unix?
They asked me some behavioral questions like if I will be interested to work in software like Itunes in which you download a song but will not be able to play it in some other player.
Received solution for refactoring.
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