Amazon Lab126 SDE Interview Questions and Answers

Q1. Link list reversal
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Q2. OS all concepts
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Cs subjects regarding OS, C, DBMS

Q1. Implement insertion sort
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Insertion sort is a simple sorting algorithm that builds the final sorted array one item at a time.
• Start with the second element and compare it with the first element, swap if necessary

• Move to the third element and compare it with the second and first element, swap if necessary

• Continue this process until the entire array is sorted

• Time complexity: O(n^2)

• Example: ['banana', 'apple', 'orange', 'grape'] -> ['apple', 'banan
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Q2. Implement tree and code
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Implementing a tree data structure using code
• Define a Node class with left and right child pointers

• Implement insert, search, and delete functions

• Traversal methods: inorder, preorder, postorder

• Examples: binary search tree, AVL tree, red-black tree
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Q1. Asked about cloud eco system
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Q2. Asked about java, microservices
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Design architecture related using message queue, interprocess micro service communication

Q1. How Google search engine work?
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Google search engine works by crawling and indexing web pages, and then ranking them based on relevance and authority.
• Google uses automated programs called spiders to crawl the web and discover new pages.

• The information from these pages is then indexed and stored in Google's database.

• When a user enters a search query, Google's algorithm determines the most relevant results based on factors like keywords, backlinks, and...read more
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Q1. Tell me about yourself
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Q2. This question is usually the first question in an interview, and it is a way to break the ice. You should answer this question by giving a brief overview of your education, work experience, and skills. You...read more
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Q1. ON the work I worked on
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Q1. A typical discussion to understand working style, interests , fitting in the job & team... etc..
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An aptitude test measures your capabilities in specific areas.

True-or-false. True-or-false questions can be useful in all three types of interview assessment tests.

Q1. Behavioral interview questions are questions based on how you acted in a specific situation.
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Q2. Give us an example of a goal you failed to meet, and how you handled the situation.
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