Futurense Technologies Software Engineer Interview Questions and Answers

Q1. Projects you have done
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Q2. Scenario based questions
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Q1. Why you want to join
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Q2. Salary negotiation
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Q1. DSA question from Bit Manipulation Topic, Easy Level
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Q2. DSA question from string can be solved using priority queue, Medium Level
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Q1. Impliment comment box using ReactJs
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Implement login with Google SSO, show emails in a single place

Q1. How to implement JWT
Ans. 
JWT can be implemented by generating a token with user information and a secret key, then verifying the token using the same secret key.
• Generate a JWT token with user information and a secret key

• Include necessary claims like expiration time, issuer, etc.

• Verify the JWT token using the same secret key

• Handle token expiration and refresh if needed
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Q2. Please read about it on the internet, do take care of public and private key use
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Q3. Middleware in express, how to create one?
Ans. 
Middleware in Express is a function that has access to the request and response objects.
• Create a middleware function using app.use() method in Express.

• Middleware functions have access to the request object (req), the response object (res), and the next middleware function in the application's request-response cycle.

• Example: app.use((req, res, next) => { console.log('This is a middleware function'); next(); });
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Q4. Read about it on the internet
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Q1. Discussed about guards in Angular
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Q2. Read about it on the internet
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Q3. How does lazy loading work in Angular
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Lazy loading in Angular delays loading of modules until they are needed
• Lazy loading helps improve performance by only loading modules when they are required

• It is achieved by using the loadChildren property in the route configuration

• Lazy loaded modules are loaded asynchronously when the user navigates to the corresponding route
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Q4. Read about lazy loading in Angular
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Q5. How to enable SSR in Angular
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Server-side rendering (SSR) in Angular can be enabled by using Angular Universal.
• Install Angular Universal using Angular CLI

• Create a new Angular Universal project

• Update app.module.ts to include server-side rendering

• Build and run the Angular Universal project
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Q6. Read about Angular Universal for this
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Data structures, particularly strings, play a crucial role in problem-solving.

Q1. Please tell me about yourself.
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Q2. Why should we hire you?
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Q3. What are your strength and weakness .
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Q4. Why did you choose career in software developer.
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Q1. What is your area of expertise in programming languages?
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Q2. What is JavaScript, and what are its benefits?
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Round duration - 70 minutes
Round difficulty - Medium

Timing was 9:15AM. Platform was not very good. Questions were not well explained.

Q1. 
Merge Overlapping Intervals Problem Statement
Given a specified number of intervals, where each interval is represented by two integers denoting its boundaries, the task is to merge all overlapping interv...read more
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Q2. 
Rat in a Maze Problem Statement
You need to determine all possible paths for a rat starting at position (0, 0) in a square maze to reach its destination at (N-1, N-1). The maze is represented as an N*N ma...read more
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Q1. About basic info tech
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Q2. Database,sql,oracle
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