Node.js - Utility Modules

There are several utility modules available in Node.js module library. These modules are very common and are frequently used while developing any Node based application.

S.No.	Module Name & Description
1	OS Module Provides basic operating-system related utility functions.
2	Path Module Provides utilities for handling and transforming file paths.
3	Net Module Provides both servers and clients as streams. Acts as a network wrapper.
4	DNS Module Provides functions to do actual DNS lookup as well as to use underlying operating system name resolution functionalities.
5	Domain Module Provides ways to handle multiple different I/O operations as a single group.