What Is computer network?

Answer

A network is a group of computers that uses some predesigned protocols to share data and information. A computer networking basically is connected computer systems like laptop, PDA's, Tablet, Mobile phones and all the other networking devices. It is having an ever lasting chain of connected IoT devices like cameras, sensors inbuilt in our devices and many more which are communicating with each other.

Types of computer networking:

• Personal Area Network (PAN) 
• Local Area Network (LAN) 
• Wireless Local Area Network (WLAN) 
• Campus Area Network (CAN) 
• Metropolitan Area Network (MAN) 
• Wide Area Network (WAN) 
• Storage-Area Network (SAN) 
• System-Area Network (also known as SAN)