Network Fundamentals
Data Communication and Networking:
Computer Networks
01. A computer network is a system in which multiple computers are connected through communication media with each other to share information and resources.
02. A system of interconnected computers and computerized peripherals such as printers is also called computer network.
Computer Networks Components:
- Workstations: which area unit personal computers/microcomputers (desktops, laptops, netbooks, handhelds, etc.) wherever users reside.
- Servers: which are the computers that store network software package and shared or personal user files.
- Switches.
- Routers, Etc.
Data Communications
Data communications seek advice from the transmission of this digital knowledge between 2 or a lot of computers.
Computer networks are classified based on various factors:
01. Geographical Span: It may be spanned across our table, among Bluetooth enabled devices, ranging not more than few meters.
Geographical Span: It may be spanned across a floor. It may be spanned across a building, including intermediate devices to connect all floors
Personal Area Network :
-
A Personal space Network (PAN) is the smallest network that is extremely personal to a user.
- This may include Bluetooth enabled devices
-
PAN could embody wireless input device and mouse, Bluetooth enabled headphones, wireless printers
and television remotes.
Local Area Network
-
A network spanned within a building and operated underneath single body system is usually termed as native space Network (LAN).
-
Usually, LAN covers Associate in Nursing organization’ offices, schools, faculties or universities.
-
LAN provides a helpful manner of sharing the resources between finish users.
-
The resources like printers, file servers, scanners and net ar simply sharable among computers.
-
It largely operates on non-public scientific discipline addresses & doesn’t involve significant routing.
-
LAN uses Ethernet technology.
- LAN can be wired, wireless, or in both forms at once.
02.Inter Connectivity:
- Components of a network can be connected to each subsidiary differently in some fashion.
- By connectedness, we set sights on either systematically, physically, or both ways.
- A Network Topology is the treaty once which computer systems or network devices are connected to each tallying.
- Topologies may enlarge both visceral and investigative aspect of the network.
Data Communication and Networking:
Computer Networks
01. A computer network is a system in which multiple computers are connected through communication media with each other to share information and resources.
02. A system of interconnected computers and computerized peripherals such as printers is also called computer network.
Computer Networks Components:
- Workstations: which area unit personal computers/microcomputers (desktops, laptops, netbooks, handhelds, etc.) wherever users reside.
- Servers: which are the computers that store network software package and shared or personal user files.
- Switches.
- Routers, Etc.
Data Communications
Data communications seek advice from the transmission of this digital knowledge between 2 or a lot of computers.
Computer networks are classified based on various factors:
01. Geographical Span: It may be spanned across our table, among Bluetooth enabled devices, ranging not more than few meters.
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