Write a program to implement heap sort.
Software Developer Engineer Interview Questions
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How linkedList works and what is stack vs heap?
Reverse a string, find second highest salary
Tell me about your past work with AWS
oops concepts, multi threading, collections, spring boot , Java basics , some SQL join questions
Codility round questions: 1. Given 4 digits count how many valid time can be displayed on digital clock 2. Length of the longest switching slice(continuous fragment) in a given array. Technical interviews: 1st round(60 mins): I was asked about my current project and my responsibilities. 1 behavioral question( Any crucial client issue which I have worked on and how did I act on it) Write right view of a binary tree Search an element in a sorted 2D matrix. 2nd Round(60 mins): 1 behavioral question(Most challenging task I have come across) Which data structure is suitable for insert, remove and getRandaom value with O(1) time complexity. And few questions on the data structures. Write program for stack implementation with additional functions(push, pop, getMinimum from stack, getMaximum from the given stack)
Only 2 questions asked in managerial round
Java Streams, OOPS Concepts, Abstract Class, Interface, Internal workings of Collections
Explain any design pattern that you've worked on
Difference BTW C and c++, synatx checking in C, basics of all that
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