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Publicis Sapient
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I applied via Approached by Company and was interviewed before Apr 2022. There were 3 interview rounds.
Node.js is a JavaScript runtime built on Chrome's V8 JavaScript engine. It allows developers to run JavaScript on the server-side.
Node.js is event-driven and non-blocking I/O model.
It uses an event loop to handle asynchronous operations.
The event loop is a continuously running process that waits for events and executes callbacks.
Callbacks are functions that are called when an event occurs, such as a request completing ...
Event loop is a mechanism that allows Node.js to perform non-blocking I/O operations.
Event loop is a single-threaded loop that constantly checks for new events in the event queue.
It executes the callback functions associated with the events in the queue.
It allows Node.js to handle multiple requests simultaneously without blocking the execution of other requests.
It is responsible for managing the order of execution of t...
libuv is a multi-platform support library with a focus on asynchronous I/O.
libuv provides event loop, thread pool, timer, and file system APIs.
It is used by Node.js to handle I/O operations in a non-blocking way.
libuv abstracts the differences between operating systems and provides a consistent API.
It also supports network programming and inter-process communication.
Examples of libuv-based applications include Node.js,
Cluster is a group of processes that share the same resources while thread is a lightweight process that shares the same memory.
Cluster is used for scaling and load balancing while thread is used for improving performance.
Cluster can run on multiple machines while thread runs within a single process.
Cluster requires inter-process communication while thread does not.
Examples of cluster include PM2 and Node.js cluster mo...
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I applied via Naukri.com and was interviewed in Jul 2020. There were 4 interview rounds.
I applied via Job Portal and was interviewed before Apr 2021. There was 1 interview round.
Solid principles are a set of design principles for writing maintainable and scalable code in C#.
Single Responsibility Principle (SRP) - a class should have only one reason to change
Open/Closed Principle (OCP) - a class should be open for extension but closed for modification
Liskov Substitution Principle (LSP) - derived classes should be substitutable for their base classes
Interface Segregation Principle (ISP) - client...
I applied via Campus Placement and was interviewed before Jun 2020. There were 3 interview rounds.
I applied via Company Website and was interviewed in Oct 2018. There was 0 interview round.
I applied via Naukri.com and was interviewed before Oct 2019. There were 3 interview rounds.
I applied via LinkedIn and was interviewed before Dec 2020. There was 1 interview round.
C++ is an extension of C with object-oriented programming features.
C++ supports object-oriented programming while C does not.
C++ has classes and templates while C does not.
C++ has better support for function overloading and default arguments.
C++ has a standard library that includes many useful functions.
C++ allows for both procedural and object-oriented programming.
C++ is generally considered to be a more complex langu
I applied via Naukri.com and was interviewed before Dec 2020. There were 3 interview rounds.
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