Tatvasoft Full Stack Developer Interview Questions and Answers

Q1. Difference between authentication and authorization
Ans. 
Authentication verifies the identity of a user, while authorization determines what a user can access.
• Authentication confirms the user's identity through credentials like passwords or biometrics

• Authorization controls the user's access to resources or features based on their identity and permissions

• Example: Logging into a website with a username and password is authentication, while being able to view/edit specific page
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Q2. What is promises
Ans. 
Promises are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations in JavaScript.

• They can be in one of three states: pending, fulfilled, or rejected.

• Promises can be chained using .then() to handle success and .catch() to handle errors.
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Q3. What is rxjs and its uses
Ans. 
RxJS is a library for reactive programming using Observables to handle asynchronous data streams.
• RxJS stands for Reactive Extensions for JavaScript.

• It allows you to work with asynchronous data streams and handle events.

• RxJS provides operators to transform, filter, combine, and create observables.

• Example: Using RxJS to handle user input events in a web application.
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Project Architecture, Cloud Items, Load balancing etc.

Programming language, c, html, css, javascript, php, angular,

One question on Java strings and another on React

Q1. What is your current location
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Q2. How Many members in your family
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Aptitude+basic programming questions related to array and string

Q1. Face to face Coding question + skill test
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Q1. Normal technical+non technical questions related to skills
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Q1. Location,CTC decision
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