ValueLabs Interview Questions, Process, and Tips

Q1. Prioritisation methods
Ans. 
Various prioritisation methods are used in business analysis and product ownership to determine the order of tasks or features.
• MoSCoW method (Must have, Should have, Could have, Won't have)

• Kano model (Basic needs, Performance needs, Excitement needs)

• Value vs Effort matrix

• Weighted scoring model

• Opportunity scoring

• Theme screening

• Buy a feature
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Q2. How to write a BRD
Ans. 
A BRD (Business Requirements Document) outlines the business solution for a project including the expected functionality and features.
• Start with an executive summary to provide an overview of the project

• Include a scope section detailing what is included and excluded from the project

• List functional requirements specifying what the system must do

• Document non-functional requirements such as performance, security, and usab...read more
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Q1. What are props in react
Ans. 
Props in React are used to pass data from a parent component to a child component.
• Props are read-only and cannot be modified by the child component.

• Props can be any type of data, such as strings, numbers, arrays, or objects.

• Props are passed down through the component tree using custom attributes.
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Q2. Difference between redux and context api
Ans. 
Redux is a state management library for React, while Context API is a feature in React for passing data through the component tree without having to pass props down manually.
• Redux is a separate library that provides a centralized store for managing state in a React application.

• Context API is a feature in React that allows you to pass data through the component tree without having to pass props down manually at every le...read more
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Q1. What is Event Loop In NodeJS?
Ans. 
Event Loop in NodeJS is a mechanism that allows NodeJS to perform non-blocking I/O operations by offloading operations to the system kernel.
• Event Loop is responsible for handling asynchronous operations in NodeJS.

• It allows NodeJS to perform multiple operations concurrently without blocking the execution.

• Event Loop continuously checks the event queue for any pending tasks and executes them in a non-blocking manner.

• Examp...read more
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Q2. What is Cluster ?
Ans. 
A cluster is a group of interconnected computers that work together to perform a task or provide a service.
• Clusters are used to improve performance, scalability, and availability of applications.

• They can be categorized into different types such as high availability clusters, load balancing clusters, and parallel processing clusters.

• Examples of clusters include Hadoop clusters for big data processing and Kubernetes clus
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Implement TODO List with ReactJS

Q1. Dependency Injection
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Q2. Angular json file
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Q1. RAG process explanantion
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