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Paxcom India Interview Questions, Process, and Tips
Top Paxcom India Interview Questions and Answers
- Q1. Digit Count In Range Problem Statement Given an integer K , and two numbers A and B , count the occurrences of the digit K in the range [A, B]. Include both the lower an ...read moreasked in Software Developer interview
- Q2. Maximize Expression Value Given an arithmetic expression EXP containing integer values separated by any of the operators ‘+’, ‘-’, and ‘*’, your task is to place parenth ...read moreasked in Software Engineer interview
- Q3. What is an Enum? implementation of an Enumasked in Software Engineer Trainee interview
Paxcom India Interview Experiences
13 interviews found
Anonymous
I applied via Campus Placement and was interviewed in May 2022. There were 4 interview rounds.
Test was on Hackerrank, 150 min duration, questions were easy to medium difficulty from topics such as Binary search, Doubly Linked list and Array manipulation.
(4 Questions)
- Q1. What is an Enum? implementation of an Enum
- Ans.
An Enum is a data type that consists of a set of named values.
Enums are used to define a set of constants that can be used throughout the code.
Each value in an Enum is assigned an integer value by default, starting from 0.
Enums can also be assigned specific integer values or even string values.
Enums can be used in switch statements to handle different cases.
Example: enum Color { RED, GREEN, BLUE };
Example: enum Status
- Q2. Most efficient way to reverse a String of characters
- Ans.
The most efficient way to reverse a String of characters is to use StringBuilder's reverse() method.
Create a StringBuilder object with the given String as parameter
Call the reverse() method on the StringBuilder object
Convert the StringBuilder object back to a String using toString() method
- Q3. Find the odd occuring number from array of numbers including even occuring (frequency) numbers.
- Ans.
Find the odd occurring number from an array of numbers, including even occurring numbers.
Iterate through the array and count the frequency of each number using a hash map.
Iterate through the hash map and return the number with an odd frequency.
If no number has an odd frequency, return 'No odd occurring number found.'
- Q4. Follow-up to Q3: Find two odd occuring numbers (Eff. Sol: Double Xor method)
- Ans.
The double XOR method is used to find two odd occurring numbers in an array.
Iterate through the array and perform XOR operation on all elements
The result will be the XOR of the two odd occurring numbers
Find the rightmost set bit in the result
Divide the array into two groups based on whether the corresponding bit is set or not
Perform XOR on each group separately to find the two odd occurring numbers
(2 Questions)
- Q1. Why would you like to join our company?
- Q2. What are your career goals?
Interview Preparation Tips
Skills evaluated in this interview
Software Engineer Trainee Interview Questions asked at other Companies
I applied via Naukri.com and was interviewed in Jun 2024. There was 1 interview round.
(6 Questions)
- Q1. Tell me about yourself
- Q2. Java questions What is helper class What is page object model, page object class What we are keeping in page object class How are we calling methods in page object class
- Q3. Difference between priority and severity Example of high priority low severity Example of low priority high severity Different apis that you have tested Difference between get, post, put
- Ans.
Priority is the importance of fixing a bug, severity is the impact of the bug on the system.
High priority, low severity: Spelling mistake in a button label
Low priority, high severity: Critical security vulnerability
APIs tested: RESTful, SOAP, GraphQL
GET: Retrieve data, POST: Create data, PUT: Update data
- Q4. Sql questions Which sql you have used Some basic queries to find slary between 50k and 100k Employee name starting from S What is dbms Dbms vs rdms Sql commands and Difference between then ddl, dml, dql Wh...
- Q5. Difference between rest and soap api Calling method @Test Difference between before and before method What are annotations What is testng what does it do
- Ans.
REST and SOAP APIs are two different types of web service protocols. @Before and @BeforeMethod are annotations used in TestNG for setup tasks.
REST API is lightweight and uses standard HTTP methods like GET, POST, PUT, DELETE. SOAP API is more rigid and uses XML for communication.
@Before annotation is used in TestNG to run setup tasks before each test method. @BeforeMethod is used to run setup tasks before each test met...
- Q6. When given a build what test process it goes through System testing and Integration testing What happens after integration testing Types of protocol What does it mean when api is throwing code starting fro...
Interview Preparation Tips
- Manual testing questions
- API related questions
- Java
Skills evaluated in this interview
Manual Automation Test Engineer Interview Questions asked at other Companies
Javascript MCQ
AWS MCQ
Sliding window: smallest substring with unique characters
(3 Questions)
- Q1. Youtube Design HLD
- Q2. What is considered in code review
- Ans.
Code review involves checking for code quality, functionality, security, and adherence to coding standards.
Checking for code quality and readability
Ensuring the code functions as intended
Identifying and fixing security vulnerabilities
Verifying adherence to coding standards and best practices
Providing constructive feedback to the developer
- Q3. What should be considered for app performance
- Ans.
App performance should consider factors like code optimization, network efficiency, memory management, and user experience.
Optimizing code for efficiency and speed
Minimizing network requests and optimizing data transfer
Efficient memory management to prevent crashes and slowdowns
Prioritizing user experience for smooth navigation and responsiveness
Skills evaluated in this interview
Lead Software Engineer Interview Questions asked at other Companies
(2 Questions)
- Q1. Authentication and authorization validation
- Q2. Event based programming scenarios
DOT NET Developer Interview Questions asked at other Companies
Paxcom India interview questions for popular designations
Selected
I applied via Naukri.com and was interviewed before Nov 2023. There were 3 interview rounds.
(2 Questions)
- Q1. Java 8 Features?
- Ans.
Java 8 introduced several new features including lambda expressions, functional interfaces, streams, and default methods.
Lambda expressions allow you to pass functionality as an argument to a method.
Functional interfaces have a single abstract method and can be used with lambda expressions.
Streams provide a way to process collections of objects in a functional style.
Default methods allow interfaces to have method imple...
- Q2. Sql Server/Mysql join commands
They give you assignment to complete in 1 hour.
(1 Question)
- Q1. Ask for Notice Period
Interview Preparation Tips
- Java
- Multithreading
- Collections
- SQL
Skills evaluated in this interview
Senior Software Engineer Interview Questions asked at other Companies
Get interview-ready with Top Paxcom India Interview Questions
I applied via Company Website and was interviewed in Jul 2022. There were 2 interview rounds.
2 problems in Microsoft Excel where they'll see your problem solving skills
(4 Questions)
- Q1. Tell me about yourself?
- Q2. Explain how you solve your assignment?
- Q3. Tell me about your various technical skills?
- Q4. Explain your project?
Interview Preparation Tips
- Advanced Excel
- Pivot Table
- HLOOKUP
Data Research Analyst Interview Questions asked at other Companies
Jobs at Paxcom India
Selected
I applied via Approached by Company and was interviewed before Jun 2023. There were 4 interview rounds.
(2 Questions)
- Q1. Basics of DL and CV
- Q2. Mainly OD related questions
To build a classifier given complex dataset
(1 Question)
- Q1. Discussion based on assignment and previous experience
(1 Question)
- Q1. About the roles and salary discussion
Data Scientist Interview Questions asked at other Companies
I was interviewed in Jan 2021.
(2 Questions)
Round duration - 125 minutes
Round difficulty - Easy
This round consist of coding questions and they were of good level based on strings and dynamic programming.
This round was the online coding test conducted on the platform Amcat. The languages allowed were C, C++, Java and Python.
- Q1.
Kth Largest Element Problem Statement
Ninja enjoys working with numbers, and Alice challenges him to find the Kth largest value from a given list of numbers.
Input:
The first line contains an integer 'T... - Ans.
The task is to find the Kth largest element from a given list of numbers for each test case.
Read the number of test cases 'T'
For each test case, read the number of elements 'N' and the Kth largest number to find 'K'
Sort the array in descending order and output the Kth element
- Q2.
Maximize Expression Value
Given an arithmetic expression
EXPcontaining integer values separated by any of the operators ‘+’, ‘-’, and ‘*’, your task is to place parentheses such that the value of the exp... - Ans.
Given an arithmetic expression, place parentheses to maximize the value of the expression.
Identify the operators in the expression ('+', '-', '*').
Consider the precedence of operators to determine where to place parentheses.
Calculate the value of the expression with different placements of parentheses to find the maximum value.
(3 Questions)
Round duration - 45 minutes
Round difficulty - Easy
The interview took place in the morning and the interviewer was very friendly.
- Q1.
Kruskal’s Minimum Spanning Tree Algorithm Problem Statement
You are given a connected undirected weighted graph. Your task is to determine the weight of the minimum spanning tree of this graph.
A minimum...
- Ans.
The task is to determine the weight of the minimum spanning tree of a given connected undirected weighted graph.
Implement Kruskal's algorithm to find the minimum spanning tree weight.
Sort the edges based on their weights in non-decreasing order.
Iterate through the sorted edges and add them to the MST if they don't form a cycle.
Keep track of the total weight of the MST and return it as the output.
- Q2.
Sum Tree Conversion
Convert a given binary tree into its sum tree. In a sum tree, every node's value is replaced with the sum of its immediate children's values. Leaf nodes are set to 0. Finally, return th...
- Ans.
Convert a binary tree into a sum tree by replacing each node's value with the sum of its children's values. Return the preorder traversal of the sum tree.
Traverse the tree in a bottom-up manner to calculate the sum of children for each node.
Set leaf nodes to 0 and update non-leaf nodes with the sum of their children.
Return the preorder traversal of the modified tree.
- Q3.
Determine the Left View of a Binary Tree
You are given a binary tree of integers. Your task is to determine the left view of the binary tree. The left view consists of nodes that are visible when the tree...
- Ans.
To determine the left view of a binary tree, we need to find the nodes that are visible when the tree is viewed from the left side.
Traverse the binary tree in a level order manner and keep track of the first node at each level (leftmost node).
Store the leftmost nodes in an array as they are encountered during the traversal.
Return the array containing the left view of the binary tree.
Interview Preparation Tips
Tip 1 : Just be confident during interview and if you are stuck in between any question, then ask for a hint from the interviewer. The practice is key for success, so practice hard for Data Structures and Algorithms coding problems on Coding ninjas as it is the best platform for coding. Also you may practice on Geeks For Geeks or any other interview portal.
Tip 2 : Try to do as much as Data structures related questions as practice made a man perfect.
Tip 3 : If you have already done similar types of questions then you will get a solution approach very fastly during the interview.
Tip 1 : Mention all internships which you have done, as it increases your chances of shortlisting your resume.
Tip 2 : Keep resume short and up to the point and try to keep it on a single page.
Tip 3 : Also just write that skills which you are pretty confident about.
Skills evaluated in this interview
Software Engineer Interview Questions asked at other Companies
I was interviewed before May 2021.
(1 Question)
Round duration - 50 Minutes
Round difficulty - Easy
50 questions - 1 hour
- Q1.
Problem Statement: Largest Island
You are provided with a non-empty grid consisting of only 0s and 1s. Your task is to determine the maximum area of an island within the given grid.
An island consists of a...
- Ans.
Find the maximum area of an island in a grid of 0s and 1s.
Iterate through the grid and perform depth-first search (DFS) to find connected 1s.
Keep track of the area of each island found and return the maximum area.
Consider all four directions (horizontal, vertical, and diagonal) while exploring the island.
Handle edge cases like grid boundaries and already visited cells during DFS.
If no island is present, return 0 as the
(2 Questions)
Round duration - 60 Minutes
Round difficulty - Easy
2 question of coding - 1 hour
- Q1.
Circular Move Problem Statement
You have a robot currently positioned at the origin (0, 0) on a two-dimensional grid, facing the north direction. You are given a sequence of moves in the form of a string ...
- Ans.
Determine if a robot's movement path is circular on a 2D grid given a sequence of moves in the form of a string.
Create a variable to track the robot's position (x, y) and direction (north, east, south, west).
Iterate through the move sequence and update the position and direction based on the current move.
Check if the robot returns to the starting position after completing the move sequence.
Return true if the robot ends
- Q2.
Character Frequency Problem Statement
You are given a string 'S' of length 'N'. Your task is to find the frequency of each character from 'a' to 'z' in the string.
Example:
Input:
S : abcdg
Output:
1...
- Ans.
The task is to find the frequency of each character from 'a' to 'z' in a given string.
Create an array of size 26 to store the frequency of each character from 'a' to 'z'.
Iterate through the string and increment the count of the corresponding character in the array.
Print the array of frequencies as the output for each test case.
(2 Questions)
Round duration - 20 Minutes
Round difficulty - Easy
Introduction
Projects
DBMS
Oops
- Q1.
Digit Count In Range Problem Statement
Given an integer
K, and two numbersAandB, count the occurrences of the digitKin the range [A, B].Include both the lower and upper limits in the count.
Input:
... - Ans.
Count occurrences of a digit in a given range.
Iterate through the range [A, B] and count occurrences of digit K.
Convert integers to strings for easier digit comparison.
Handle edge cases like when A or B is equal to K.
Optimize by considering the position of K in the range.
- Q2.
Reverse the String Problem Statement
You are given a string
STRwhich contains alphabets, numbers, and special characters. Your task is to reverse the string.Example:
Input:
STR = "abcde"
Output:
"e...
- Ans.
Reverse a given string containing alphabets, numbers, and special characters.
Iterate through the string from the end to the beginning and append each character to a new string.
Alternatively, you can use built-in functions like reverse() or slicing in some programming languages.
Remember to handle different types of characters like alphabets, numbers, and special characters.
Ensure to consider the constraints on the input
(2 Questions)
Round duration - 40 Minutes
Round difficulty - Easy
Introduction
Projects (describe all mention in resume)
Polymorphism (definition, types and real world example)
Joins (left & right)
Use of groupby
JVM (JDK & JRE)
- Q1.
Missing Number Problem Statement
You are provided with an array named
BINARYNUMSconsisting ofNunique strings. Each string represents an integer in binary, covering every integer from 0 to N except for ... - Ans.
Find the missing integer in binary form from an array of unique binary strings.
Iterate through the binary strings and convert them to integers.
Calculate the sum of all integers from 0 to N using the formula (N*(N+1))/2.
Subtract the sum of integers in the array from the total sum to find the missing integer.
Convert the missing integer to binary form and return it as a string.
- Q2.
Find Two Missing Numbers Problem Statement
Given an array of unique integers where each element is in the range [1, N], and the size of the array is (N - 2), there are two numbers missing from this array....
- Ans.
Given an array of unique integers with two missing numbers, identify and return the missing numbers.
Iterate through the array and mark the presence of each number in a separate array.
Find the missing numbers by checking which numbers are not present in the marked array.
Return the missing numbers in increasing order.
Interview Preparation Tips
Tip 1 : Main focus on DS algo
Tip 2 : Do Subject also (dbms, os, etc)
Tip 3 : Do some good projects
Tip 1 : Highlight your strong points
Tip 2 : Change resume according to required skills by comapny
Skills evaluated in this interview
Top Paxcom India Software Developer Interview Questions and Answers
Software Developer Interview Questions asked at other Companies
I was interviewed in Nov 2020.
Round duration - 50 minutes
Round difficulty - Easy
(1 Question)
Round duration - 50 Minutes
Round difficulty - Easy
- Q1.
Number Pattern Generation
Create a program to print a numeric pattern based on the given input integer
Nwhich specifies the number of rows.Example:
Input:
N = 4Output:
1
23
345
4567Explanation:
Ea...
- Ans.
Generate a numeric pattern based on the given input integer N specifying the number of rows.
Iterate from 1 to N to print each row
Start each row with the row index and increase consecutively per row count
Use nested loops to handle the increasing numbers in each row
Round duration - 10 Minutes
Round difficulty - Easy
Interview Preparation Tips
Tip 1 : Conduct a Mock Interview
Tip 2 : Do Extensive Research on the Company
Tip 1 : Make Your Contact Info Prominent
Tip 2 : Design for Skimmability
Skills evaluated in this interview
Software Developer Intern Interview Questions asked at other Companies
I applied via Campus Placement and was interviewed before Sep 2020. There were 4 interview rounds.
Interview Questionnaire
1 Question
- Q1. About e Commerce, Marketing strategies, swot analysis concept, and scenario based question..
Interview Preparation Tips
E-Commerce Executive Interview Questions asked at other Companies
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Paxcom India Interviews By Designations
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