RUBRIK INDIA Software Developer Intern Interview Questions and Answers

Round duration - 7 days
Round difficulty - Easy

Web Development, Databases

Round duration - 60 minutes
Round difficulty - Medium

This was the final round and was a telephonic interview.

Q1. 
Implementation of HashMap with Constant Time Operations
Design a data structure that effectively stores a key-value mapping and performs specific operations in constant time.
Explanation:
Your data stru...read more
Ans. 
Design a data structure implementing HashMap with constant time operations like INSERT, DELETE, SEARCH, GET, GET_SIZE, IS_EMPTY.
• Use a combination of hash table and linked list to achieve constant time operations.

• For INSERT and UPDATE, hash the key to get the index and store the (key, value) pair in the linked list at that index.

• For DELETE, SEARCH, and GET, hash the key to find the index, then traverse the linked list a...read more
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Q2. 
Isomorphic Trees Problem Statement
You are provided with two arbitrary binary trees. Determine if both trees are isomorphic.
Explanation:
Two binary trees are considered isomorphic if one tree can be tr...read more
Ans. 
Determine if two binary trees are isomorphic by swapping left and right subtrees.
• Check if both trees are empty, return 'yes' if they are

• Perform the swap operation on any node at any level

• Compare the structures of both trees after swapping to determine isomorphism
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It was consisted of cloud, docker related questions and some logical questions. There were 5 coding questions 3 were easy level coding questions and 2 were on sql schema realated quetions.

GD was good HR was too supportive everyone got chance to keep and express their points.

Q1. Oops related questions
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Q2. Sql and some php related questions
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Maths, logical question & some related to programming

One problem statement to write a program.

Q1. Technical question related PHP, SQL, etc.
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Q1. Salary discussion
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Programming assessment tools used to objectively evaluate a candidates programing skills across parameters such as problem solving, coding aptitude and debugging

Q1. 1. Do you prefer working independently or as a part of a team
Ans. 
I value both independent work and teamwork, as each has unique benefits that contribute to successful software development.
• Independence: Working independently allows for deep focus and personal accountability, which can lead to innovative solutions. For example, I once developed a feature on my own that improved application performance by 30%.

• Team Collaboration: Collaborating with a team fosters diverse ideas and persp...read more
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Q2. As a part of an
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Q1. Copy constructor implementation it was based on
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Q1. Binary search question on array
Ans. 
Binary search is an efficient algorithm for finding an item from a sorted array by repeatedly dividing the search interval in half.
• 1. Binary search requires a sorted array to function correctly.

• 2. It works by comparing the target value to the middle element of the array.

• 3. If the target value is less than the middle element, search the left half; if greater, search the right half.

• 4. Repeat the process until the target ...read more
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Q1. Experience and expectations on salary
Ans. 
I am looking for a competitive salary that reflects my skills and experience in software development.
• Based on my research, the average salary for a software developer in this region is between $80,000 and $100,000.

• I have over 5 years of experience in full-stack development, which I believe justifies a salary towards the higher end of that range.

• I am open to discussing the entire compensation package, including benefits...read more
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Easy to moderate apt test here

Easy to moderate coding questions on array

Q1. Indexing, sqls, queries, triggers
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Q2. Php versions, features, explain code
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Q1. General discussion based on the experience , salary
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MCQ type questions answers

Q1. String and array related
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Q2. Scenario based question answers
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