Aksh Optifibre Interview Questions and Answers

Designing a messaging system like WhatsApp

• Choose a reliable and scalable backend technology like Node.js

• Implement end-to-end encryption for secure communication

• Use push notifications for real-time messaging

• Allow users to create groups and broadcast messages

• Provide features like voice and video calling

• Ensure data privacy and compliance with regulations

• Design a user-friendly interface for easy navigation

Java8 introduced new features like lambda expressions, streams, and functional interfaces.

• Lambda expressions for functional programming

• Streams for efficient processing of large data sets

• Functional interfaces for easy implementation of lambda expressions

• Default methods to add new functionality to existing interfaces

• Date and Time API for improved handling of date and time

• Nashorn JavaScript engine for improved performance...read more

This pen is a must-have for anyone who needs to write on the go.

• This pen has a sleek design that fits easily in your pocket or purse.

• It writes smoothly and effortlessly, making it perfect for taking notes or signing documents.

• The ink is long-lasting and won't smudge or smear, ensuring your writing stays neat and legible.

• It's also refillable, so you can use it again and again, saving you money in the long run.

• Plus, it c...read more