Reliance Digital Engineer 1 Interview Questions, Process, and Tips

Q1. Linked list implementation with second largest and second smallest
Ans. 
Implement a linked list with methods to find the second largest and second smallest elements.
• Create a linked list class with methods to insert elements, find second largest, and find second smallest.

• Traverse the linked list to find the largest and smallest elements, then find the second largest and second smallest.

• Handle edge cases such as empty list or lists with less than 2 elements.

• Consider using a priority queue to...read more
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Q2. Max Frequency Character in a string
Ans. 
Find the character with the highest frequency in a given string.
• Iterate through the string and count the frequency of each character using a hashmap.

• Track the character with the highest frequency as you iterate.

• Return the character with the highest frequency at the end.
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Q3. Longest common subsequence print
Ans. 
Find and print the longest common subsequence in an array of strings
• Use dynamic programming to find the longest common subsequence

• Iterate through the array of strings to find common characters

• Print the longest common subsequence found
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Q1. Solid design principles
Ans. 
Solid design principles are fundamental guidelines for designing software that is maintainable, scalable, and efficient.
• Follow the SOLID principles (Single Responsibility, Open/Closed, Liskov Substitution, Interface Segregation, Dependency Inversion)

• Use design patterns like Factory, Singleton, Observer, etc. to solve common design problems

• Keep code modular, reusable, and easy to understand

• Separate concerns and avoid ti
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Q2. Snake and Ladder LLD
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Q3. Executor Service
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It was basically two leetcode Questions Mainly from array with some algorithm required to apply and other from LinkedList.

Q1. First the discussion was mainly on Projects you have worked on for first 20 minutes.
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Q2. Then was given to Design a chat application basically a High Level. Interviewer was friendly and prompt listener.
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Q1. Very Detailed Project Discussion and Scenario based Questions basically your achievements in detail.
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Q2. Then some Implementation questions related to designing and Java based and Kafka based.
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Q1. CTC Discussion and Expectations plus Notice period and other documents.
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2 coding questions asked meeting rooms ds algo

It was a DSA round .

Q1. Linked List Intersection Point
Ans. 
Find the intersection point of two linked lists.
• Use two pointers to traverse the linked lists

• Calculate the difference in length between the two lists

• Move the pointer of the longer list ahead by the difference

• Move both pointers simultaneously until they meet at the intersection point
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Q2. Basic Spring Boot
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Q3. Stream and Java 8 Questions
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Online Coding Round Easy and Medium questions

Q1. Easy Hashset and OOps concepts.
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Q1. Javascript questions
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Q1. Project related questions
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There was a aptitude test with coding problems

Q1. Basic Puzzles were asked
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