Nickelfox Technologies Interview Questions and Answers

React Lifecycle is a series of methods that are invoked in a specific order when a component is created, updated or destroyed.

• Mounting: constructor(), getDerivedStateFromProps(), render(), componentDidMount()

• Updating: getDerivedStateFromProps(), shouldComponentUpdate(), render(), getSnapshotBeforeUpdate(), componentDidUpdate()

• Unmounting: componentWillUnmount()

• Error Handling: getDerivedStateFromError(), componentDidCatc

Features list is a detailed breakdown of the functionalities or characteristics of a product or service.

• Features list helps in understanding what a product or service offers to the users.

• It includes specific attributes, capabilities, or components of the product or service.

• Examples of features list include user interface design, data analytics capabilities, and integration with other systems.

Requirement gathering process involves collecting, analyzing, and documenting requirements from stakeholders.

• Identify stakeholders and gather their input

• Analyze and prioritize requirements

• Document requirements in a clear and concise manner

• Review and validate requirements with stakeholders