TransUnion Senior Developer Interview Questions and Answers

Q1. Mvvm, oops, broadcast receiver, activity life cycle, aidl
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Q1. Project experience,
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Q1. Discussion of salary
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DSA questions and programming concepts

Q1. Reverse string and optimize it
Ans. 
Reverse array of strings efficiently
• Use two pointers approach to swap characters from start and end of each string

• Optimize by using in-place reversal instead of creating new strings

• Consider edge cases like empty strings or strings with only one character
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Q2. Reverse binary tree
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Q1. Salary expectations
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Q2. Joining location
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Q1. Multithreading, process and performance
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Q2. Process handling
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Q3. Coding questions
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Hackerrank coding round.

Q1. Questions and coding testing your OOPS knowledge
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Q1. Every tech stack, SQL, OOPS, JAVA
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Q1. OS questions,graph dfs question, geeks for geeks chocolate factory question
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Q1. Children sum property trees,height of BT
Ans. 
The question is about implementing a children sum property in trees and finding the height of a binary tree.
• Children sum property in trees means that the value of a node must be equal to the sum of the values of its children nodes.

• To find the height of a binary tree, you can recursively calculate the height of the left and right subtrees and return the maximum height plus one.

• Example: For a binary tree with nodes 1, 2,
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Q1. Kubernetes internals
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Q2. Spring boot internals
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Q1. Introduce yourself?
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