Tekion Interview Questions, Process, and Tips

Q1. Vertical Order Traversal of a tree
Ans. 
Vertical Order Traversal of a tree
• Vertical order traversal is a way to traverse a binary tree from top to bottom, left to right

• Nodes are printed in order of their horizontal distance from the root node

• If two nodes have the same horizontal distance, they are printed in the order they appear in the tree
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Q1. Low level Design of Twitter
Ans. 
Low level design of Twitter involves various components like servers, databases, APIs, and algorithms.
• Twitter uses a distributed system architecture with multiple servers for handling user requests and data storage.

• The system uses a combination of relational and NoSQL databases for storing user data and tweets.

• APIs are used for communication between different components of the system and for providing access to third-p...read more
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Q1. Salary Negotiaton and Discussion
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Potential product portfolio

Q1. Basic Technical knowledge questions
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Q2. Scenario based questions
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Q1. Conflict handling / people management questions
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Q1. DSA round: Find pair of integers equalling a sum k
Ans. 
Use a hashmap to store seen elements and check if complement exists in the hashmap.
• Create a hashmap to store seen elements.

• Iterate through the array and for each element, check if the complement (k - current element) exists in the hashmap.

• If complement exists, return the pair of integers.

• Example: For array [2, 7, 11, 15] and sum 9, the pair of integers is (2, 7).
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Q2. DSA round: Find anagrams of a string
Ans. 
Anagrams of a string are words or phrases formed by rearranging the letters of the original string.
• Create a hashmap to store the frequency of characters in the input string

• Iterate through the array of strings and check if the frequency of characters matches with the input string

• Add the strings that are anagrams of the input string to the result array
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LLD round to design BookMyShow booking scenario

HLD round : design a log analysis tool

Q1. Frontend and js basics
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Q2. DSA MEDIUM LEVEL
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Machine coding round