"Employers looking to fill test analyst positions want applicants with the problem-solving capabilities to detect software-level errors and make improvements to their products. In an interview, expect to be quizzed on technical questions that will test your analytical and critical thinking skills. You may be asked to resolve a programming error or explain the uses of a particular function."
Most of them were expected. Almost all are problem solving questions. 1. Given a BST with following property find the LCA of two given nodes. Property : All children has information about their parents but the parents do not have information about their children nodes. Constraint - no additional space can be used
How would you determine if someone has won a game of tic-tac-toe on a board of any size?
Phone interview 1 : a) Simulate a Queue with stacks ? b)Find repeated occurrence of character in a string ? Phone interview 2 : a) Given a 2D matrix of numbers find the position of number . Constraints of matrix number always in increasing order left to right and top to bottom . b)When should version control be used . And a tricky discreet math problem ?
I was asked a pretty straight forward brain teaser during my last phone interview, which they said they don't normally do, but because I put that I was a logical problem solver on my resume they couldn't resist the opportunity to. It was the following "There are 20 different socks of two types in a drawer in a completely dark room. What is the minimum number of socks you should grab to ensure you have a matching pair?"
The Game of Nim worded diffently.
Given a list of n numbers. All numbers except one are unique. Find the number with duplicate entry.
Assume a matrix of integers they are sorted in boh row and column vice .. how do u find a given number from the matrix in a optimal way?
Data structures and Algorithms related
Find from alist of numbers where each number is repeating even number of times except one. Find that number ?
+-----------+ | 1 | 2 | 3 | +-----------+ | 4 | 5 | 6 | +-----------+ | 7 | 8 | 9 | +-----------+ | * | 0 | # | +-----------+ +---+ | U | +---+ +---+ +---+ +---+ | L | | S | | R | +---+ +---+ +---+ +---+ | D | +—+ Input String: "180*", output is the number of minimum operations needed to dial the input */ 2)How do you test login page?
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