Posts

Types of computer networks

Image
A computer network is a group of computers linked to each other that enables the computers to communicate with another computer and share their resources, data, and applications Networks are typed according to their size. I've listed quite a few of them: LAN (Local area network) A local area network is a group of computers connected to each other in a small area such as building, office, etc. LAN is used for connecting two or more personal computers through a communication medium such as a twisted pair , coaxial cable , etc. It is less costly as it is built with inexpensive hardware such as hubs, network adapters, and ethernet cables. The data is transferred at an extremely faster rate in the local area network. Local area network provides higher security   PAN (Personal area network) Personal are network is a network arranged within an individual person . It extends to about 10 meters It could be wireless or wired by cables such as USB A wireless pers...
Post a Comment
Read more

Network Architecture

Computer network architecture is defined as the physical and logical design of the software, hardware, protocol and media of the transmission of data. It can be divided into two types: Peer to peer network Peer to peer network is a network in which has all the computers have an equal privilege. It is useful for small environments, usually up to 10 computers. This architecture has no dedicated server. If one node fails in this network, other nodes are unaffected . Client / Server network Client / Server is an architecture where many computers (Clients) access data from a single computer called (Server) It has a dedicated server that should handle requests from all the clients. If the server fails, it will fail the entire system .
Post a Comment
Read more