Freshworks Interview Questions, Process, and Tips

It started from easy to hard level. 3 question asked

Q1. Just in and around current project
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Q2. Explain current Framework
Ans. 
Our current framework is a combination of Selenium WebDriver for UI automation and RestAssured for API automation.
• Combination of Selenium WebDriver and RestAssured

• Used for UI and API automation

• Supports multiple programming languages like Java, Python, and C#
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Q1. General discussion
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I was asked 3 qs in a coding platform online.

Q1. Interview was entirely based on OOPs concepts, Arrays and Strings problems.
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Q1. This round was based on Data Structures and Algorithms. Linkedlist, Trees coding were asked.
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Q1. Usual HR questions
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Round duration - 90 Minutes
Round difficulty - Easy

In this round, I was asked about my role, tools, and tech stacks used in my current company. I was also asked 1 coding question and 1 system design question

Q1. 
Intersection of Linked List Problem
You are provided with two singly linked lists containing integers, where both lists converge at some node belonging to a third linked list.
Your task is to determine t...read more
Ans. 
Find the node where two linked lists merge, return -1 if no merging occurs.
• Traverse both lists to find the lengths and the last nodes

• Align the starting points of the lists by adjusting the pointers

• Traverse again to find the merging node or return -1 if no merging occurs
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Q2. Can you discuss the low-level design (LLD) of a system similar to Flipkart?
Ans. 
Discussing the low-level design of a system similar to Flipkart
• Divide the system into modules like user authentication, product catalog, shopping cart, payment gateway

• Discuss the data flow between these modules and how they interact with each other

• Explain the database schema design for storing user information, product details, and order history

• Consider scalability and performance optimizations like caching, load balan...read more
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Round duration - 120 minutes
Round difficulty - Medium

3 coding questions were asked

Q1. 
Middle of Linked List Problem Statement
Given the head node of a singly linked list, return a pointer pointing to the middle node of the linked list. In case the count of elements is even, return the node...read more
Ans. 
Return the middle node of a singly linked list, or the second middle node if count is even.
• Traverse the linked list with two pointers, one moving twice as fast as the other

• When the fast pointer reaches the end, the slow pointer will be at the middle

• If count is even, return the second middle node

• Handle edge cases like single node or no midpoint
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Q2. 
Cube Sum Pairs Problem Statement
Given a positive integer N, find the number of ways to express N as a sum of cubes of two integers, A and B, such that:
N = A^3 + B^3
Ensure you adhere to the following c...read more
Ans. 
The problem involves finding the number of ways to express a given integer as a sum of cubes of two integers.
• Iterate through all possible values of A and B within the given constraints.

• Check if A^3 + B^3 equals the given integer N.

• Count the valid pairs of A and B that satisfy the condition.

• Return the count of valid pairs for each test case.
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Q3. 
Overlapping Intervals Problem Statement
You are given the start and end times of 'N' intervals. Write a function to determine if any two intervals overlap.
Note:
If an interval ends at time T and anothe...read more
Ans. 
Determine if any two intervals overlap based on start and end times.
• Iterate through intervals and check for any overlapping intervals by comparing start and end times.

• Sort the intervals based on start times to optimize the solution.

• Consider edge cases where intervals end and start at the same time but are not considered overlapping.
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Round duration - 90 Minutes
Round difficulty - Easy

This was mostly system design round and some os questions were asked

Q1. How would you design an app like Uber?
Ans. 
Designing an app like Uber involves creating a platform for connecting riders with drivers for on-demand transportation services.
• Develop a user-friendly interface for riders to request rides and for drivers to accept requests.

• Implement a real-time tracking system to show the location of drivers and estimated arrival times.

• Incorporate a payment system for seamless transactions between riders and drivers.

• Include a rating...read more
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Q2. What is threading, and what are the different scheduling algorithms?
Ans. 
Threading is a way for a program to execute multiple tasks concurrently. Different scheduling algorithms determine the order in which threads are executed.
• Threading allows multiple tasks to run concurrently within a single process.

• Scheduling algorithms determine the order in which threads are executed, such as First-Come-First-Served (FCFS), Round Robin, Priority-Based Scheduling, etc.

• FCFS schedules threads based on th...read more
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Q1. Strings related question
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Round duration - 60 Minutes
Round difficulty - Medium

Two DSA Problems:
 Explain anyone Design pattern you used
It was a recruitment drive happened on Saturday

Q1. 
Square Root with Decimal Precision Problem Statement
You are provided with two integers, 'N' and 'D'. Your objective is to determine the square root of the number 'N' with a precision up to 'D' decimal pl...read more
Ans. 
Implement a function to find square root of a number with specified decimal precision.
• Implement a function that takes two integers N and D as input and returns the square root of N with precision up to D decimal places.

• Ensure that the discrepancy between the computed result and the correct value is less than 10^(-D).

• Handle multiple test cases efficiently within the given constraints.

• Consider using mathematical algorith...read more
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Q2. 
Longest Unique Substring Problem Statement
Given a string input of length 'n', your task is to determine the length of the longest substring that contains no repeating characters.
Explanation:
A substri...read more
Ans. 
Find the length of the longest substring with unique characters in a given string.
• Use a sliding window approach to keep track of the longest substring without repeating characters.

• Use a hashmap to store the index of each character in the string.

• Update the start index of the window when a repeating character is encountered.

• Calculate the maximum length of the window as you iterate through the string.

• Return the maximum le
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Round duration - 60 Minutes
Round difficulty - Medium

2 Coding questions. Expected to write in 1 hr

Q1. 
Vertical Order Traversal Problem Statement
You are given a binary tree, and the task is to perform a vertical order traversal of the values of the nodes in the tree.
For a node at position ('X', 'Y'), th...read more
Ans. 
Perform vertical order traversal of a binary tree based on decreasing 'Y' coordinates.
• Implement a function to perform vertical order traversal of a binary tree

• Nodes are added in order from top to bottom based on decreasing 'Y' coordinates

• Handle cases where two nodes have the same position by adding the node that appears first on the left
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Q2. 
Power Calculation Problem Statement
Given a number x and an exponent n, compute xn. Accept x and n as input from the user, and display the result.
Note:
You can assume that 00 = 1.
Input:
Two integers...read more
Ans. 
Calculate x raised to the power of n, accepting x and n as input and displaying the result.
• Accept two integers x and n as input

• Compute x^n and display the result

• Handle special case 0^0 = 1

• Ensure x is between 0 and 8, and n is between 0 and 9
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Round duration - 60 Minutes
Round difficulty - Medium

It was a high level round. Checking what are different components and how they interact

Round duration - 60 Minutes
Round difficulty - Easy

This was the managerial round. It was about technical skills evaluation

Q1. 
Zig-Zag Conversion Problem Statement
You are given a string S and an integer ROW. Your task is to convert the string into a zig-zag pattern on a given number of rows. After the conversion, output the stri...read more
Ans. 
Convert a given string into a zig-zag pattern on a specified number of rows and output the result row-wise.
• Iterate through the string and place characters in the zig-zag pattern based on the row number

• Keep track of the direction of movement (up or down) to determine the row placement

• Combine characters from each row to get the final result
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Q2. Can you describe the architecture of your current project?
Ans. 
The architecture of our current project is a microservices-based system with a combination of RESTful APIs and message queues.
• Utilizes microservices architecture for scalability and flexibility

• Uses RESTful APIs for communication between services

• Incorporates message queues for asynchronous processing

• Each microservice is responsible for a specific domain or functionality

• Data is stored in a combination of relational and N
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Round duration - 60 Minutes
Round difficulty - Easy

Director round

Coding test of easy level questions. 3-4 questions was there.

Q1. 1. Give intro. 2.some DSA questions and i answered all. 3.some oops and Basic questions of CsE
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