Rakuten Symphony HR Specialist Interview Questions and Answers for Freshers

It was a good experience in aptitude

Q1. They are asking simple questions like oops , spring bean,how to avoid duplication values in array and in order
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Q1. General discussion
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Q1. BASIC CCNA QUESTION AND REGARDING COMPANY
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Q2. TCP/IP SUBNETTING NETWORK AND SIMILAR THINGS
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General aptitude questions on Cocubes Platform of 60 minutes

Q1. DSA question on strings and linked list
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Q2. Projects and Resume Discussion
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Q3. Puzzle (Two bulbs)
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Q4. OOP concepts - pillars of OOP
Ans. 
The pillars of OOP are encapsulation, inheritance, and polymorphism.
• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Inheritance: Allowing a new class to inherit properties and behavior from an existing class.

• Polymorphism: The ability for objects of different classes to respond to the same message in different ways.
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Q1. Techno-Managerial Round (Discussion on Projects and Resume)
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Q2. Details of previous internships and about the offered role
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Q1. General HR questions about introduction and compensation discussion
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Simple aptitude test

Window slider on a stack/queue

Basi aptitude and coding mcq

Q1. What is hashmap
Ans. 
HashMap is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.
• HashMap is part of the Java Collections framework.

• It uses hashing to store and retrieve elements efficiently.

• Keys in a HashMap must be unique, but values can be duplicated.

• Example: HashMap<String, Integer> map = new HashMap<>();
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Q1. Coin change problem and loop in linked list
Ans. 
Coin change problem involves finding the minimum number of coins required to make a given amount of change. Loop in linked list is a traversal technique.
• Coin change problem can be solved using dynamic programming approach

• Loop in linked list can be implemented using a while loop or a for loop

• Coin change problem can be extended to include finding the actual coins used to make the change

• Loop in linked list can be used to ...read more
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Q1. Valid parenthesis and min stack problem
Ans. 
Valid parenthesis and min stack problem
• Valid Parenthesis problem involves checking if a given string of parentheses is valid or not

• Min Stack problem involves designing a stack that supports push, pop, top, and retrieving the minimum element in constant time

• Both problems can be solved using stack data structure

• Valid Parenthesis problem can be solved by pushing opening brackets onto the stack and popping them when a clos...read more
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Q1. Show your confidence about tech skills.
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Q1. Salary discussion and Normal HR questions
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It was JS question paper sheet.