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I applied via Approached by Company and was interviewed in Sep 2023. There were 2 interview rounds.
2 Leetcode medium - LRU Cache and sliding window question
Design a messaging app like Whatsapp
Implement end-to-end encryption for secure messaging
Allow users to send text messages, images, videos, and documents
Include features like group chats, voice and video calls, status updates
Provide option for users to share their location
Develop a user-friendly interface with customizable settings
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posted on 23 Feb 2022
I applied via LinkedIn and was interviewed in Sep 2021. There were 4 interview rounds.
There were 4 sections-
1.Big data-some multiple choice questions
2.Python-2 basic programming questions
3.SQL-4 case questions on SQL queries
4.Pyspark-Basic multiple choice questions
Same as round 1 but there were no multiple choice questions,it was a subjective paper where they check your thought process and your approach.
posted on 23 Jul 2023
I applied via Recruitment Consulltant and was interviewed in Jun 2023. There were 4 interview rounds.
posted on 2 Apr 2022
I applied via Naukri.com and was interviewed in Jun 2021. There were 4 interview rounds.
List is mutable and Tuple is immutable in Python.
List can be modified after creation while Tuple cannot be modified.
List uses square brackets [] while Tuple uses parentheses ().
List is used for homogenous data while Tuple is used for heterogenous data.
List is slower than Tuple in terms of performance.
Example of List: [1, 2, 3] and Example of Tuple: (1, 'hello', 3.14)
Python uses automatic memory management through garbage collection.
Python uses reference counting to keep track of memory usage.
When an object's reference count drops to zero, it is deleted.
Python also uses a garbage collector to handle circular references.
Memory allocation is handled by the Python memory manager.
Python provides tools like the 'gc' module for managing memory usage.
Yes, numpy and pandas are Python libraries used for data analysis and manipulation.
NumPy is used for numerical operations on arrays and matrices.
Pandas is used for data manipulation and analysis, providing data structures like DataFrame.
Both libraries are commonly used in data science and machine learning.
Example: import numpy as np; import pandas as pd;
Generator generates values on the fly while iterator iterates over a collection of values.
Generator is a function that returns an iterator.
Generators use 'yield' keyword to return values one at a time.
Iterators are objects that implement the 'next' method to return the next value in a collection.
Iterators can be created from arrays, strings, maps, sets, etc.
Generators are useful for generating large sequences of values...
posted on 11 Sep 2022
Few MCQ's and along with couple of SQL scenario questions
posted on 1 Feb 2023
I applied via Naukri.com and was interviewed in Jan 2023. There were 3 interview rounds.
posted on 29 Oct 2021
I applied via Naukri.com and was interviewed in Sep 2021. There were 3 interview rounds.
posted on 11 Nov 2022
Spark, python related questions
posted on 1 May 2024
I applied via Naukri.com and was interviewed before May 2023. There were 2 interview rounds.
2sql 2 python questions were to be coded
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