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Baoiam Innovations Node JS Developer Interview Questions, Process, and Tips
Baoiam Innovations Node JS Developer Interview Experiences
1 interview found
Anonymous
I applied via Indeed and was interviewed in Oct 2023. There was 1 interview round.
(4 Questions)
- Q1. What is NodeJs , ServerSide,Redux,flex,mongo, Expresss
- Ans.
NodeJs is a JavaScript runtime built on Chrome's V8 JavaScript engine. ServerSide is a term used to describe code that runs on the server side. Redux is a predictable state container for JavaScript apps. Flex is a CSS layout model. Mongo is a NoSQL database. Express is a web application framework for Node.js.
NodeJs is a runtime environment that allows you to run JavaScript on the server side.
ServerSide refers to code t...
- Q2. Why use node js,why NodeJs is single thread
- Ans.
Node.js is used for its non-blocking, event-driven architecture. It is single-threaded to optimize performance.
Node.js is popular for its asynchronous, non-blocking I/O model which allows for handling multiple requests efficiently.
Being single-threaded, Node.js can handle a large number of connections without the overhead of creating a new thread for each request.
Node.js uses event-driven architecture and callbacks to ...
- Q3. Explain callback function in node js
- Ans.
A callback function in Node.js is a function passed as an argument to another function, which will be executed at a later time.
Callback functions are commonly used in asynchronous programming in Node.js to handle tasks that take time to complete.
They are passed as arguments to functions that will call them once a certain task is completed.
Callback functions can be used to handle the result of an asynchronous operation,...
- Q4. What is NPM in NodeJs
- Ans.
NPM (Node Package Manager) is a package manager for Node.js that allows developers to easily install, manage, and share packages of code.
NPM is used to install and manage dependencies for Node.js projects.
It comes pre-installed with Node.js and allows developers to easily add external libraries and tools to their projects.
NPM uses a file called package.json to keep track of project dependencies and metadata.
Developers ...
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I applied via campus placement at Manjara Charitable Trust's Rajiv Gandhi Institute of Technology, Mumbai and was interviewed in Oct 2024. There were 3 interview rounds.
Test was of 1.5 hrs and it was online. It was completely based on technical questions.
This test was offline and it was a pen paper test wherein 10 questions will be given you have to write code or spot the error and correct them.
(2 Questions)
- Q1. Asked questions about React
- Q2. Question based on project
Interview Preparation Tips
Harsh Sahu
(2 Questions)
- Q1. About project what challenges you faced
- Q2. About resume technical skills you mentioned
Interview Preparation Tips
Gurmukh Singh
I applied via Referral and was interviewed in Nov 2021. There were 2 interview rounds.
(1 Question)
- Q1. What is latest technology you have worked on
- Ans.
I have worked on React Native for mobile app development.
Developed a mobile app for a client using React Native
Used Redux for state management
Integrated with Firebase for real-time database and authentication
Implemented push notifications using Firebase Cloud Messaging
(1 Question)
- Q1. Why you want to join us
Interview Preparation Tips
I was interviewed in Jul 2020.
Interview Questionnaire
4 Questions
- Q1. 1 if we call finish from oncreate in an activity in android. Will it call onresume and other lifecycle functions before ondestroy.
- Ans.
No, calling finish() in onCreate() will not call onResume() or other lifecycle functions before onDestroy().
Calling finish() in onCreate() will immediately destroy the activity without calling any other lifecycle methods.
If you want to finish an activity after it has been created and resumed, you should call finish() in onPause() or onStop().
It is generally not recommended to call finish() in onCreate() as it can lead
- Q2. 2 Explain recyclerview and its corner cases.
- Ans.
RecyclerView is a flexible view for providing a limited window into a large data set.
RecyclerView is used to display large sets of data efficiently
It uses a ViewHolder pattern to recycle views
Corner cases include handling empty data sets and updating data dynamically
- Q3. 3 Define communication between acticity and fragment.
- Ans.
Communication between activity and fragment is done through interfaces.
Activity implements an interface and passes it to the fragment
Fragment can then call methods of the interface to communicate with the activity
This allows for communication between the two components without tight coupling
- Q4. 4 find second largest element in an array.
- Ans.
Find the second largest element in an array of strings.
Sort the array in descending order and return the second element.
Iterate through the array and keep track of the largest and second largest elements.
Use a priority queue to find the second largest element.
Interview Preparation Tips
Skills evaluated in this interview
I applied via Walk-in and was interviewed in Apr 2024. There were 4 interview rounds.
So prepare good amout of aptitude , and try to solve at least 15 Questions
It was an Online coding test 2 questions were there. difficulty (Easy and Medium).
The third round was again an coding round but it was a pen and paper test , it was in offline mode they will tell you the center after you will complete 2nd round.
In pen and paper test there are 10 coding questions and from topics array , string , recursion , Bit manipulation , BST , Linked List. so you have to solve at least 6-7 questions.
(3 Questions)
- Q1. Questions on HTML, CSS
- Q2. Permutations in string (Can you Backtracking approach). Always try to explain your approach
- Q3. Explain your Project?
- Ans.
Developed a web application for managing inventory and sales for a retail store.
Used HTML, CSS, and JavaScript for front-end development.
Implemented backend functionality using Node.js and MongoDB for database management.
Incorporated user authentication and authorization features for secure access.
Integrated payment gateway for online transactions.
Utilized responsive design for mobile compatibility.
SUHASHINI B
I applied via campus placement at Kongu Engineering College, Erode and was interviewed in Dec 2023. There were 2 interview rounds.
Basic apptitude and coding is asked coding is very easy u can use any language like c python java there is plenty of time to finish the test
(1 Question)
- Q1. About yourself,projects details,any further question
I applied via Campus Placement
Data structure and algorithm, easy and medium questions
Sridhar Suresh
I applied via campus placement at Kumaraguru College of Technology, Coimbatore and was interviewed in Nov 2022. There were 3 interview rounds.
Easy and medium questions is their own platform like examly video may be captured
(5 Questions)
- Q1. Resume questions mostly and some situation questions.
- Q2. Questions on some previous project work.
- Q3. What would you do if you had been like a question?
- Ans.
If I had been like a question, I would try to understand the context and provide a relevant and informative answer.
I would analyze the question and identify the key points or keywords.
I would research and gather relevant information to provide a well-informed answer.
I would consider the perspective of the person asking the question and provide a response that addresses their needs.
I would communicate the answer clearly...
- Q4. Some questions about company
- Q5. First round cleared questions
Interview Preparation Tips
I have given the online aptitude test of zeus learning (on campus) , which was the very first round and the test was divided into two parts, first part was mostly coding-decoding questions (aptitude) which was easy according to me but it was tricky too and second part included 2 dsa question and both the questions were of easy level.
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