FedEx Express Full Stack Developer Interview Questions and Answers

RESTful API is an architectural style for designing networked applications

• REST stands for Representational State Transfer

• Uses standard HTTP methods like GET, POST, PUT, DELETE

• Resources are identified by URIs

• Stateless communication between client and server

• Responses are typically in JSON or XML format

Decorator in Python is a design pattern that allows adding new functionality to an existing object without modifying its structure.

• Decorators are functions that take another function as an argument and extend its behavior without explicitly modifying it.

• They are commonly used to add logging, timing, caching, or authentication to functions.

• Syntax for using decorators in Python involves using the @ symbol followed by the...read more

yield is a keyword in Python used in generator functions to return a value without terminating the function

• yield is used in generator functions to produce a series of values over time

• When a generator function is called, it returns an iterator object but does not start execution immediately

• Each time the yield statement is reached, the function's state is saved, and the value is returned to the caller

• Execution of the fun...read more

The current project follows a microservices architecture.

• The project is divided into multiple small services that communicate with each other through APIs.

• Each service is responsible for a specific functionality.

• The services are deployed independently and can be scaled as per the demand.

• The project uses Docker containers for easy deployment and management.

• The communication between services is secured using HTTPS protoc...read more