NAV Ai Ml Engineer Interview Questions and Answers

3 coding que easy,med and hard

Q1. Os related que What is kernel , OS types ,what happens after booting computr ,etc
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Q2. Creat a array and print all elements , which database used for pdf storing sql or nosql
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Q1. OOps related que abstraction , inheritance , code it
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Q2. Middel element of linked list
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Q1. What challenges u faced in engineering?
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Q2. Situational based questions
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Q1. Why u choose to work deustch bank ?
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Q2. Project related quw
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Q1. Regarding all basic java , sprint boot questions
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Q2. More focused on Spring and microservices
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Q1. Advance java questions
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The coding questions were at Leetcode difficulty level and were derived from the Striver sheet.

Q1. BFS graph level
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Q2. Minimum flight distance . I was not shortlisted for interview.
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1.Sum numbers in linked list
2. Maximum sum subarray

Q1. Design and code hashmap.
Ans. 
Implement a hashmap data structure in code.
• Use an array to store key-value pairs

• Implement a hash function to map keys to indices in the array

• Handle collisions using techniques like chaining or open addressing
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Q2. Questions on kafka
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Q1. Design linked in
Ans. 
Design a platform similar to LinkedIn for professional networking.
• Create user profiles with work experience, education, skills, and endorsements.

• Allow users to connect with others, join groups, and follow companies.

• Include features like job postings, messaging, news feed, and recommendations.

• Implement algorithms for personalized content and job suggestions.

• Ensure data privacy and security measures are in place.
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Questions related to Core subjects

Q1. Diodes Transistors and digital circuits
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Q2. Star delta circuits symbols
Ans. 
Star delta circuits symbols represent the connections used in motor control circuits.
• Star symbol (Y) represents the connection of three windings in a star configuration

• Delta symbol (Δ) represents the connection of three windings in a delta configuration

• The star-delta starter is a common application of these symbols in motor control circuits
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Q1. Work life balance
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Q2. Shifts workings choice ?
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Q1. Simple task to fetch cart and display items in the cart
Ans. 
Fetch cart items and display them
• Create a function to fetch cart items from database

• Display the items in the cart on the user interface

• Handle empty cart scenarios

• Consider pagination for large number of items
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Q2. React hooks, life cycle methods, error boundaries, hoc
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Q1. Simple task to fetch characters and their movies
Ans. 
Fetch characters and their movies
• Use API like IMDb or The Movie Database to fetch movie data

• Parse the data to extract characters and their associated movies

• Store the characters and movies in an array of strings
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Q1. Culture based questions
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Q1. What is ui and advantages?
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Q2. What is hcl in CS?
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