Morgan Stanley Java Full Stack Developer Interview Questions and Answers

Q1. Typical theory questions realted to Java colllection, Java memory management, spring.
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Q1. Questions in this round were more related to nitty gritty of Java and spring, like what will happen if you just overrride equals and not hashcode, what will happend if you swap stereotype annotations,
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Q1. Explaining current project and some easy questions on it. Chit chat about team and working condition
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Q1. In this round someone from a different team that you will be joining will ask technical question of easy to medium degree of difficulty related to Java, angular and spring
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Q1. Typical questions on DOJ salary, wfh etc
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1 question was there to be completed in 1 hour based on Array/String

Q1. Brief Introduction. Then Project Discussion
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GAVE AN ARRAY AND ASKED TO MOVE ZEROES TO THE END AND GROUPBY IN STREAMS JOINS IN SQL

Q1. Java OOPS concepts abstract class vs interface
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Q2. SQL query to find duplicate values
Ans. 
Use GROUP BY and HAVING clause to find duplicate values in SQL.
• Use GROUP BY clause to group the data based on the column you want to check for duplicates.

• Use HAVING clause to filter out groups that have more than one entry, indicating duplicates.

• Example: SELECT column_name, COUNT(*) FROM table_name GROUP BY column_name HAVING COUNT(*) > 1;
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Q1. What technologies you worked with in your last internship
Ans. 
I worked with technologies such as React, Node.js, MongoDB, and AWS in my last internship.
• React

• Node.js

• MongoDB

• AWS
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Q2. Related to pandas in Python
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Q3. Linux commands question
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Asked about the resume and more technical questions about APIS

Q1. Asked technical questions about their requirements skill set
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Karet coding evaluation platform is used

Q1. Technical + coding assessment was there
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Q2. Find max continous sub array with unique elements in an array
Ans. 
Find max continous sub array with unique elements in an array
• Use sliding window approach

• Keep track of unique elements in the window

• Update max length when a duplicate element is found
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Q1. Pure Technical round
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Q1. Typical Managerial round
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Q1. Payscale discussion round
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