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Node.js uses event-driven architecture where events trigger callbacks to handle asynchronous operations.
Node.js uses event loop to handle asynchronous operations efficiently
Events are emitted by various objects in Node.js like HTTP servers, file system, etc.
Callbacks are registered to handle events and execute code when events occur
I applied via LinkedIn and was interviewed before Mar 2023. There were 3 interview rounds.
Coding test from Codility. Custom JSON Parser
Creating a Jenkins Pipeline involves defining stages, steps, and triggers to automate the build process.
Define stages to break down the build process into smaller tasks
Specify steps within each stage to execute specific actions like compiling code, running tests, and deploying
Set up triggers to automatically start the pipeline based on events like code commits or scheduled times
Use Jenkinsfile to define the pipeline as
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It was data structures and algorithm
Encapsulation is the concept of bundling data and methods that operate on the data into a single unit.
Encapsulation helps in hiding the internal state of an object and only exposing necessary functionalities.
It allows for better control over the data by preventing direct access from outside the class.
Encapsulation also helps in achieving data abstraction and information hiding.
Example: In a class representing a car, th...
To call a REST API, you can use tools like Postman or code in languages like JavaScript or Python.
Use tools like Postman to make HTTP requests to the API endpoints
In programming languages like JavaScript, use libraries like Axios or Fetch to make API calls
Include necessary headers, parameters, and authentication tokens in the request
Handle the response data accordingly, whether it's JSON, XML, or other formats
Do oops and data structures and sql
posted on 28 Sep 2022
I applied via campus placement at Amrita Vishwa Vidyapeetham, Amritapuri Campus and was interviewed in Aug 2022. There were 2 interview rounds.
The initial round was mixture of video interview and coding round.We will be asked 2 video interview questions and 2 coding questions
The longest alphabetical sequence in a string of combined numbers can be separated using string manipulation and iteration.
Iterate through the string character by character
Check if the current character is alphabetical
If it is, start building a substring of alphabetical characters
If the next character is also alphabetical, add it to the substring
If the next character is not alphabetical, compare the length of the curre...
I applied via Recruitment Consulltant and was interviewed in Nov 2021. There were 3 interview rounds.
Basic data structure related coding questions like creating a linked list and adding items to it median.
Max heap implementation.
Concurrency related questions.
based on 4 interviews
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