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Read a CSV file and extract unique data entries
Use a programming language with CSV parsing capabilities like Python or Java
Read the CSV file line by line and store data in a set to ensure uniqueness
Handle any potential duplicates or errors in the data
Example: Python code snippet using pandas library - df = pd.read_csv('data.csv'); unique_data = set(df['column_name'])
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posted on 19 Dec 2024
I was interviewed in Nov 2024.
I have worked on various projects ranging from web development to mobile app development, gaining experience in different technologies and frameworks.
Developed a web application using React.js and Node.js for a client in the e-commerce industry
Created a mobile app using Flutter for a startup in the travel sector
Collaborated with a team to implement a machine learning algorithm for data analysis in a research project
Led a team of developers on a project to develop a new software application.
Managed a team of 5 developers to ensure project deadlines were met
Assigned tasks to team members based on their strengths and expertise
Held regular team meetings to discuss progress and address any issues
Provided guidance and support to team members when needed
Collaborated with other departments to gather requirements and feedback
Code test to create a small search engine
Create a function that takes a search query and an array of strings as input
Iterate through the array of strings to find matches with the search query
Return an array of strings that contain the search query
The technical aptitude was assessed through scenario-based questions during the L1 portion.
It was combination of mcqs and 2 coding questions
Object-oriented programming concepts that focus on objects and classes for better code organization and reusability.
Encapsulation: Bundling data and methods that operate on the data into a single unit (class).
Inheritance: Ability of a class to inherit properties and behavior from another class.
Polymorphism: Ability to present the same interface for different data types.
Abstraction: Hiding the complex implementation det...
Java is a programming language while Putjon is not a recognized term in software development.
Java is a widely used programming language for developing applications.
Putjon is not a recognized term in software development, it may be a typo or a specific term not commonly used.
There is no direct comparison between Java and Putjon as they are not related.
Coding test was medium to hard leetcode problems.
let, const, and var are keywords used for variable declaration in JavaScript.
let is block-scoped and can be reassigned.
const is block-scoped but cannot be reassigned.
var is function-scoped and can be reassigned.
Find all anagrams in a string
Create a hashmap to store the frequency of characters in the input string
Iterate through the input string and check if the frequency of characters matches the hashmap for each substring of the same length
Store the substrings that are anagrams in an array and return it
I applied via Referral and was interviewed in Apr 2022. There was 1 interview round.
I was interviewed before Feb 2022.
I applied via Naukri.com and was interviewed before Jul 2019. There were 4 interview rounds.
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