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Gupshup Sde1 Interview Questions and Answers
Gupshup Sde1 Interview Experiences
1 interview found
I applied via Naukri.com and was interviewed before Feb 2021. There were 4 interview rounds.
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Anonymous
I applied via Campus Placement and was interviewed before Jul 2021. There were 2 interview rounds.
Questions were easy and on basic algorithm
(2 Questions)
- Q1. Tell about your self
- Ans.
I am a software engineer with experience in web development and problem-solving.
I have a Bachelor's degree in Computer Science.
I have worked on various web development projects using languages like JavaScript, HTML, and CSS.
I am proficient in using frameworks like React and Angular.
I have experience in database management using SQL and NoSQL.
I have strong problem-solving and analytical skills.
I am a quick learner and a...
- Q2. Questions on os and dbms
Interview Preparation Tips
I applied via Company Website and was interviewed before Aug 2021. There were 2 interview rounds.
Easy level questions
(1 Question)
- Q1. Oops,DBMS,os,dsa, difference between pointers and references
Interview Preparation Tips
Don't ignore core computer subjects and all
Try standard problems of DSA atleast twice,can refer to strivers sde sheet
I applied via Naukri.com and was interviewed in May 2021. There was 1 interview round.
Interview Questionnaire
3 Questions
- Q1. Write a react js parent and child components and show how passing props work?
- Ans.
Example of React parent and child components with props
Create a parent component with state and pass it as props to child component
Access the props in child component using 'props' keyword
Update the parent state from child component using a callback function passed as prop
Example: Parent component -
Example: Child component -
- Q2. What is closure in JS?
- Ans.
Closure is a function that has access to its outer function's variables, even after the outer function has returned.
Closure is created when a function returns another function.
The inner function has access to the outer function's variables.
Closure is used to create private variables and methods.
Example: function outer() { let x = 10; return function inner() { console.log(x); } }
Example: let closureFunc = outer(); closu
- Q3. Explain currying in JS? sum(1)(2)(); sum(2)(4)(); All these should return sum of numbers
- Ans.
Currying is a technique of transforming a function that takes multiple arguments into a sequence of functions that each take a single argument.
Currying is achieved by returning a function that takes the next argument until all arguments are received.
In JavaScript, currying is often used for partial application of functions.
The sum function in the example takes one argument and returns a function that takes the next arg...
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Skills evaluated in this interview
Selected
I applied via Referral and was interviewed before Jul 2023. There were 3 interview rounds.
Design splitwise. Low Level question. More like Machine Coding
Question on Strings and DP
(2 Questions)
- Q1. DynamoDB Working
- Q2. General Discussion regarding projects in previous firm
I applied via Referral and was interviewed before Feb 2022. There were 2 interview rounds.
(2 Questions)
- Q1. Asked Likes and dislikes
- Q2. Question related to company
Interview Preparation Tips
Selected
I applied via Campus Placement and was interviewed before Jul 2022. There were 5 interview rounds.
3 questions were asked. 1 easy 1 medium 1 hard
One on one coding round. Basic easy to medium coding questions were asked
(2 Questions)
- Q1. Some coding questions and CS fundamentals were asked
- Q2. Projects I had worked on in college
(1 Question)
- Q1. Basic HR questions were asked
Interview Preparation Tips
I applied via Campus Placement
3 questions 1 is easy and 2 medium problems
(2 Questions)
- Q1. Check whether a linked list is palindrome
- Ans.
Check if a linked list is palindrome
Traverse the linked list and push each element onto a stack
Traverse the linked list again and compare each element with the top of the stack
If all elements match, the linked list is a palindrome
- Q2. Diameter of a binary tree
- Ans.
The diameter of a binary tree is the longest path between any two leaf nodes.
Calculate the height of left and right subtrees recursively
Find the diameter of left and right subtrees
Compare the diameter of left and right subtrees and return the maximum
Interview Preparation Tips
Skills evaluated in this interview
Interview Questionnaire
3 Questions
- Q1. N a line where words are separated by spaces, , and capitalize first letter of the reversed word. Other letters of the word should be in small. Input : “how are you?” → Output: “Woh Era ?uoy”
- Ans.
The program capitalizes the first letter of each reversed word in a sentence.
Split the sentence into an array of words using space as a delimiter.
Reverse each word in the array and capitalize the first letter.
Join the modified words back into a sentence.
- Q2. He second question reduced to finding maximum weight matching in a bipartite graph. Not many people would have done this (maybe none)
- Q3. There are 2 sets of countries. One set will donate clothes (something of this sort) and anotherset will accept clothes. A country can be in only 1 of the sets. The amount of clothes donated is also given. ...
Interview Preparation Tips
Experience: There were about 20 MCQs (30 minutes) to be done after the coding section. MCQs were totally nonsense. Can be done in 10 mins.For coding section 60 mins. It was hosted on Hackerrank.
Duration: 90 minutes
Total Questions: 2
Round: Technical Interview
Experience: After this, selected candidates were interviewed that consists of 4 rounds and discussion was mostly on your CV and data structure problems.
General Tips: Be honest with your interviewer. If you are not comfortable in 1 topic, tell your interviewer honestly. Do well in other areas. Look for hints from the interviewer if you get stuck. They want to see how you approach a problem.
Skills: Algortihm, Data structure
College Name: IIT DELHI
I was interviewed before Mar 2021.
(2 Questions)
Round duration - 60 minutes
Round difficulty - Medium
Technical round with questions based on DSA were discussed.
- Q1.
Ninja and Sorted Array Merging Problem
Ninja is tasked with merging two given sorted integer arrays
ARR1andARR2of sizes 'M' and 'N', respectively, such that the merged result is a single sorted array w... - Ans.
Merge two sorted arrays into one sorted array within the first array.
Create a pointer for the last index of ARR1 and ARR2 to start merging from the end.
Compare elements from both arrays and place the larger element at the end of ARR1.
Continue this process until all elements are merged in sorted order within ARR1.
- Q2.
Reverse Alternate Levels of a Perfect Binary Tree Problem Statement
Given a perfect binary tree consisting of 'N' nodes, reverse the nodes at alternate levels in the tree (i.e., reverse level 2, level 4, ...
- Ans.
Reverse alternate levels of a perfect binary tree by reversing nodes at even levels starting from level 2.
Traverse the tree in level order and store nodes at even levels in a separate list.
Reverse the list of nodes at even levels.
Update the tree with the reversed nodes at even levels.
Repeat the process for alternate levels starting from level 2.
(4 Questions)
Round duration - 60 minutes
Round difficulty - Medium
Technical round with questions based on OS, Java were discussed.
- Q1. What are the characteristics of distributed file systems?
- Ans.
Characteristics of distributed file systems include scalability, fault tolerance, and data replication.
Scalability: Distributed file systems can easily scale to accommodate a large amount of data and users.
Fault tolerance: They are designed to continue functioning even if some components fail, ensuring high availability.
Data replication: Data is often replicated across multiple nodes to ensure reliability and performan...
- Q2. Design a file sharing mechanism between two users.
- Ans.
Design a file sharing mechanism between two users.
Implement a secure login system for both users.
Allow users to upload files to a shared server.
Provide a way for users to view and download files shared by the other user.
Implement access control to ensure only authorized users can access the shared files.
- Q3. What is ConcurrentHashMap in Java?
- Ans.
ConcurrentHashMap is a thread-safe implementation of the Map interface in Java.
ConcurrentHashMap allows multiple threads to read and write to the map concurrently without causing any issues like deadlocks or data corruption.
It achieves thread-safety by dividing the map into segments, each of which can be locked independently.
ConcurrentHashMap is more efficient than using synchronized maps for concurrent access.
Example:...
- Q4. How do you analyze the usage history of an application?
- Ans.
Analyzing usage history involves tracking user interactions, patterns, and trends to improve application performance.
Collect and store user interaction data such as clicks, page views, and time spent on each feature.
Use analytics tools to generate reports and visualize usage patterns.
Identify popular features, user preferences, and areas for improvement based on usage data.
Implement A/B testing to compare different ver...
Interview Preparation Tips
Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.
Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.
Skills evaluated in this interview
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