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Technology Analyst Interview Questions

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Design an efficient algorithm that checks if a LinkedList, that holds a trillion elements, is circular or not.

5 Answers

Make two pointers that will through the array the first one jumping one step and the second two steps each loop. If they ever meet again that means it's circular.

I guess the question would be trivial if the head and the tail are known, right? If tail.next == head then you would be good, right?

Check the address of the head node and the node that the last node points to , if same then it is a circular linked list.

A company has acquired many other companies resulting in multiple transaction and report generating systems and technologies within the main company resulting in a $10 million maintenance bill. As a consultant how would you integrate all the technologies and reduce the maintenance costs.

5 Answers

collection type in java- amazon cloud - agile methodology - overriding vs overloading - coding question - SDLC - SQL - how do you implement security on a software - defensive programming - and many more

4 Answers

How old is your kid?

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Most of them were basic questions. One was " Write down Java classes and methods that you required for a Transaction" "How do you convey a Technical banking transaction to a street man"

3 Answers

If you were asked to move this (30+ stories) building across the hudson river, what would you do?

3 Answers

How to find if a linked list has any loops/is circular?

3 Answers

How would you create a deck of cards using object oriented programming? If there are 3 boxes of marbles, one black one white and one mixed. They are mislabled (And forsure wrong) if you could pick one marble from any box you choose can you determine all 3. (a. yes b/c pick from labled mixed and you know its definitely white or black then you can tell the other one is mixed and figure out them all) - i got this and they still didnt give me the internship:(

3 Answers

What's difference between a technical business analyst and a systems analyst?

3 Answers

Swap two numbers while not using the temp variable.

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