Arcesium Interview Questions, Process, and Tips

Coding logical thinking

Q1. Linux, logical thinking
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Q2. Technical related to coding - DSA
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Q1. Techincal coding
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Q2. Past exerience based questions
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It was an on campus coding and aptitude test.

Q1. Find nearest index of character in string for each index.
Ans. 
Find the nearest index of a character in a string for each index.
• Create an array of strings to store the results.

• Loop through each character in the string.

• For each character, loop through the rest of the string to find the nearest index of the same character.

• Store the result in the array.
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Q2. Discussion about project.
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Q1. Minimum weight to reach bottom right corner in matrix starting from top left. You can move only down and right.
Ans. 
Minimum weight to reach bottom right corner in matrix starting from top left. You can move only down and right.
• Use dynamic programming to solve the problem efficiently

• Create a 2D array to store the minimum weight to reach each cell

• The minimum weight to reach a cell is the minimum of the weight to reach the cell above and the cell to the left plus the weight of the current cell

• The minimum weight to reach the bottom righ...read more
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Q2. Discussion about project on MERN stack
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Q1. Intro + resume follow up
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Q2. Missing number in array in 1 to n
Ans. 
Find the missing number in an array of integers from 1 to n.
• Create a hash set to store the numbers in the array

• Loop through the numbers from 1 to n and check if they are in the hash set

• Return the number that is not in the hash set
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Q3. 3 bulbs 3 switches puzzle
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Q4. Topological Sort along with dry run
Ans. 
Topological Sort is a linear ordering of vertices in a directed acyclic graph.
• It is used to find a linear ordering of elements that have dependencies.

• It is based on the concept of DFS (Depth First Search).

• It can be implemented using both DFS and BFS (Breadth First Search).

• It is commonly used in scheduling jobs, resolving dependencies, and compiling code.

• Example: Topological sorting of courses to take in a college based
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Q5. Critical section problem and deadlocks
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Q6. Design a 2 player chess game
Ans. 
A 2 player chess game with standard rules and GUI
• Implement standard chess rules and moves

• Create a GUI for players to interact with the game

• Allow players to make moves and track game progress

• Incorporate checkmate and stalemate conditions

• Implement a timer for each player's turn
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Q1. Intro + project discussion
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Q2. Why you want to join Arcesium
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Q3. Which is your Dream Company
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Tell me about yourself.

A case based on the operations and business model of Arcesium. It revolved around the various services provided by Arcesium. Determine price of the MVP, pros and cons of targeting a given segment and determine the target segment for this product.
Go through Arcesium's website and refer ,After the trade is made" by Daniel Weiss. The case will be based on Arcesium's services

Tell me about yourself

The interviewers asked me to justify each point written in the case solution. There were lot of cross questions also because I was coming from the same industry
Be prepared with the assumptions and statements mentioned in the case. You will be tested on every statement because Arcesium makes sure that candidate well understood the case. You might not remember every case detail. It is ok to ask the interviewer for a copy of case for reference

This round tested my previous work experience and some parts of the case
Be well prepared with every detail mentioned in the resume. If you are coming from the same industry, you might be asked to whiteboard your company's business model or the data flow of the applications you worked on

Q1. Biggest weakness?
Ans. 
I tend to overthink and sometimes struggle with decision-making.
• I often analyze situations from multiple angles before making a decision

• I am working on improving my ability to make quick and effective decisions

• I have been taking courses on decision-making and seeking feedback from colleagues
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Q2. Why Arcesium? How can you be an asset to the company?
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Q3. If you have to choose between staying in India and moving abroad, what would you choose?
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Q1. Knowledge about various content management systems,
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Q2. The articulate storyline, Learning techniques, Instruction design
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Q1. Reverse a binary tree
Ans. 
Reverse a binary tree by swapping left and right child nodes recursively
• Start by swapping the left and right child nodes of the root node

• Recursively reverse the left and right subtrees

• Continue this process until all nodes are reversed
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Q2. Max Heap question
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Q1. Design DB Pool Management system
Ans. 
Design a DB Pool Management system for efficient connection handling
• Use connection pooling to manage a pool of database connections

• Implement features like connection timeout, connection validation, and connection reuse

• Consider using a connection pool library like HikariCP or Apache DBCP

• Monitor and adjust pool size based on application demand

• Handle connection leaks and errors gracefully
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Q1. Questions around project
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