How would you test a calculator that is going to be used by elementary school aged children?
Software Development Engineer In Test Interview Questions
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Given an unsorted array of integers, sort them in such a way that all negatives come first, followed by zeroes, followed by all positives. 5,-6,8,0,4,-10,11 could become -6,-10,0,8,4,11 (does not have to be sorted into increasing order) What is the run time of this? Can we reduce the run time, if so, how (implement the new way)? Doing black box testing, how can we determine the run time? How can we determine if we have a memory leak?
given two sorted linked list, merge them into one linked list.
Reverse a link list. Try to do it recursively as well.
Implement a function that turns a string into a number with sign.
Derive the formula for a line
reverse a string in place
How to test a calculator?
None of the questions stood out as most difficult or unexpected, but after a few hours the last interview was the hardest just from fatigue and being short on sleep from the traveling.
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