What is Computer Network

Q. What is Computer Network
Ans. A computer network is a collection of two or more computer systems that are linked together. A network connection can be established using either cable or wireless media. Hardware and software are used to connect computers and tools in any network.

Comments

Post a Comment

Popular posts from this blog

Types of Computer Networks

Image
  Q. Type of Computer Networks. Ans.  These are types of Computer Networks. 1.              Local Area Network (LAN) 2.              Wide Area Network (WAN) 3.              Wireless Local Area Network (WLAN) 4.              Campus Area Network (CAN) 5.              Metropolitan Area Network (MAN) 6.              Personal Area Network (PAN) 7.              Storage Area Network (SAN) 8.              Virtual Private Network (VPN)   Local Area Network (LAN) Computers and network de...
Read more

What is Network Protocol, and How Does It Work?

Image
  A network protocol is an established set of rules that determine how data is transmitted between different devices in the same network.   The OSI model: How network protocols work To understand the nuances of network protocols, it's imperative to know about the Open Systems Interconnection (OSI) model first. Considered the primary architectural model for internet working communications, the majority of network protocols used today are structurally based on the OSI model.     7. Application Layer The application layer is used by end-user software such as web browsers and email clients. It provides protocols that allow software to send and receive information and present meaningful data to users. A few examples of application layer protocols are the HTTP, File Transfer Protocol (FTP), Post Office Protocol (POP), Simple Mail Transfer Protocol (SMTP), and Domain Name System (DNS). 6. Presentation Layer The presentation layer prepares data for the ap...
Read more