Infogain Senior Software Engineer Interview Questions and Answers

Create a calculator function that prints the next element in sequence each time it is called.

• Create a function that keeps track of the current number in the sequence

• Each time the function is called, calculate the next number in the sequence based on the previous number

• Print the next number in the sequence each time the function is called

Use CSS pseudo-class :hover to change parent element's CSS when child element is hovered

• Use the CSS pseudo-class :hover to target the parent element when the child element is hovered

• Example: .parent:hover .child { /* CSS styles */ }

Create a context in React to change language on button click

• Create a context using createContext() method

• Provide a state for language and a function to change it

• Wrap the components that need access to language context with Context.Provider

• Use useContext hook to access language context in components

• Update language state on button click

Use CSS to create a triangle shape

• Use border properties to create a triangle shape

• Set the width and height of the element to 0

• Use borders of different colors to create the triangle shape

Microservice design pattern focuses on breaking down a large application into smaller, independent services.

• Each microservice is responsible for a specific function or feature

• Communication between microservices is typically done through APIs

• Microservices can be developed, deployed, and scaled independently

• Examples: Netflix, Amazon, Uber