MaxVal Group Power BI Developer Interview Questions and Answers

Q1. Javascript basics - event loop, type conversion, call apply bind
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Q1. Design discussion, current project
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Q1. Check if the linked list is palindrome or not
Ans. 
To check if a linked list is a palindrome, compare the first half of the list with the reversed second half.
• Traverse the linked list to find the middle node

• Reverse the second half of the linked list

• Compare the first half with the reversed second half to check for palindrome
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Q2. C string questions
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Q1. Operating systems questions
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Q2. Linked list and system design question
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Q1. Linked list and double pointers
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Binary search and design a data-structure to do insert, delete and get random in O(1)

Q1. Trie based question
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Q2. Design LRU cache
Ans. 
Design a data structure for LRU cache with get and put operations, evicting least recently used item when capacity is reached.
• Implement a doubly linked list to keep track of the order of keys based on their usage

• Use a hashmap to store key-value pairs for quick access

• Update the order of keys in the linked list when a key is accessed or inserted

• Evict the least recently used item when the cache reaches its capacity
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Q1. Unique ID generator
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Q2. Project related questions
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Q1. Operating systems, DBMS
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Q2. Few question on projects from my previous company
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