Software Interview Questions

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Suppose you have 11 marbles and a two-pan balance used to compare the weight of 2 things. All of the marbles weigh the same except for one, which is heavier than all of the others. How would you find the heaviest marble if you are only allowed to weigh the marbles 3 times?
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Software Development Engineering Intern

Interviewed at Microsoft

4
Nov 18, 2016

Suppose you have 11 marbles and a two-pan balance used to compare the weight of 2 things. All of the marbles weigh the same except for one, which is heavier than all of the others. How would you find the heaviest marble if you are only allowed to weigh the marbles 3 times?

Give me 5 different ways of finding the median (middle element) of a linked list. For the sake of simplicity, assume the list has odd number of ints. Also mention the runtime for each. Follow up: What's the fastest way you could find the median? What is the runtime? Oh.. and yes, code your answer(s) in any language of your preference.
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Software Developer Intern

Interviewed at Expedia Group

3.7
Aug 27, 2012

Give me 5 different ways of finding the median (middle element) of a linked list. For the sake of simplicity, assume the list has odd number of ints. Also mention the runtime for each. Follow up: What's the fastest way you could find the median? What is the runtime? Oh.. and yes, code your answer(s) in any language of your preference.

You have a function f(p) that returns an array of linked pages e.g f(homepage) = {page1, page2, page3}. Or f(page1) = {page4, page5}. If there is no linked pages function will return null. And we say one site is a good site if we can get to any page of that site in a less than 6 clicks. The task was to write a function that will check is it a good site or not using f(p).
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Software Developer

Interviewed at Booking.com

4
Dec 9, 2017

You have a function f(p) that returns an array of linked pages e.g f(homepage) = {page1, page2, page3}. Or f(page1) = {page4, page5}. If there is no linked pages function will return null. And we say one site is a good site if we can get to any page of that site in a less than 6 clicks. The task was to write a function that will check is it a good site or not using f(p).

Given a string of the form: "{Valery,Jason,Peter} was in {good,bad} mood and he went to the {beach, party, library}"; Print out all the permutations of the string. Eg: Valery was in good mood and he went to the beach.
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Senior Software Engineer

Interviewed at Fitbit

4
May 2, 2015

Given a string of the form: "{Valery,Jason,Peter} was in {good,bad} mood and he went to the {beach, party, library}"; Print out all the permutations of the string. Eg: Valery was in good mood and he went to the beach.

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