Node Technologies Node JS Developer Interview Questions and Answers

Q1. Share details of your previous job.
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Q2. Tell me about yourself.
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Basic SQL queries to retrieve data.
Must know basic Pandas and python programming.

Q1. JavaScript questions
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Q2. DSA questions asked
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Basics of python and sql asked

Q1. General things like HR round
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It was a simple assignment where you needed to implement a Django app from a well laid out documentation.

Q1. Binary Search Tree - Two nodes are swapped in a Binary Search tree and then fix them so that the tree becomes a valid BST
Ans. 
Fix two swapped nodes in a Binary Search Tree to make it valid
• Identify the two nodes that are swapped incorrectly

• Perform an inorder traversal to find the nodes that are not in ascending order

• Swap the values of the incorrectly swapped nodes to fix the BST
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It was a test on Expertise in SQL. Two Lenghty SQL questions in 30 Minutes Time.

Q1. SQL Based Questions
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Q2. Basic Python Questions
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Assessment on Sql Expertise, 2 lengthy sql questions in 30 mins time

Q1. Hard Questions on sql
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Q2. Basic questions on Python
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2 DSA Questions and questions from springboot for java

Q1. Build Project in springboot and asked questions from the same
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Q1. System design questions for High level design
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Q1. Behavioral round asked question about the organization.
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