Rocket Software Software Engineer2 Interview Questions and Answers

Q1. Core Java and data structures questions
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Q2. Internal structure of hashmap.
Ans. 
HashMap is a data structure that stores key-value pairs and uses hashing to retrieve values quickly.
• HashMap uses an array of buckets to store key-value pairs.

• Each bucket contains a linked list of entries with the same hash code.

• When a key-value pair is added, its hash code is used to determine the bucket and the entry is added to the linked list.

• When a value is retrieved, the key's hash code is used to find the bucket ...read more
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Q1. Multiple questions on Java DBMS SQL entity mapping,many to many mapping in Java
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Q1. Core Java questions, multiple multithreading questions,string pool concept,Springboot basics
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Q1. Regular Managerial questions + Solid principles
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Q1. Simple HR questions,nothing much
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Q1. C# programming questions on palindrome, async programming, singleton class and detailed discussion on projects mentioned on resume.
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Q2. Palindrome, singleton class
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Q1. Discussion with manager
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Duration for 60 minutes, where questions were asked based on DS And Algo, Java Coding Practices and basic problem solving skills.

Q1. Mainly was a behavioral questioning round where I was asked to implement my current engineering project in an optimized way.
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Q1. All questions related to what areas are my expertise, any future plans for post graduate degrees etc
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Questions were based on OOPs concepts

Q1. Questions were based on OOPs and DBMS
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Q1. What are the challenges you have faced in life?
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Codility Test - 2 Medium LC type questions

Q1. DS Algo based round with 2 medium LC types questions on string
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Q1. Q1 was about ds algo
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Q1. Q2 was about lld
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Q1. Q3 was about lld too
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Q1. Q4 was about hiring manager round, from resume basically
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Q1. Was asked a simple question based on recursion
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Q1. System Design Concepts. Discussion about day to day work on my current job
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Q1. Detailed system design interview. Was asked a lots of questions about design of current project
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Q1. It was more about day to day work responsibilities. Whether I was willing to relocate. And some questions around strengths and weakness
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Data Structures and Algorithms - Easy

Code a chineese pebble game

Q1. 2 Entities for cross site sale promotion.
Ans. 
Two entities for cross site sale promotion are affiliate marketing platform and customer loyalty program.
• Affiliate marketing platform: Allows businesses to partner with affiliates who promote their products on their own websites in exchange for a commission.

• Customer loyalty program: Rewards customers for repeat purchases or other actions, encouraging them to continue shopping with the brand.
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Q2. Grill on Q1 with questions on security and loop holes. List SPOF and how to fix it.
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Q1. Do you want to do a Puzzle round?
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Q2. Then asks Celebrity problem which I obviously didn't know at that time.
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