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10.3 IPEKA Puri Informatics Richelle - Coggle Diagram
10.3 IPEKA Puri Informatics Richelle
Computer System
Definition
-> It's a combination of hardware and software and they work together to process data and perform tasks
Software
-> Is the set of instructions that tells the hardware what to do.
Examples
System Software
Application Software
Hardware
-> Is the physical component of the system.
Examples
Storage devices
Input devices
RAM
Output devices
CPU
Computer Network
Definition
-> Is a group of computers connected to each other to exchange data and information
Benefits
Sharing hardware (printers, scanner)
Faster communication
Sharing data and information
TIme and cost efficiency
Types of Network
WAN
(Wide Area Network) -> large scale, inter-country
PAN
(Personal Area Network) -> around 10m, bluetooth
MAN
(Metropolitan Area Network) -> city scale
CAN
(Campus Area Network) -> university/campus scale
LAN
(Local Area Network) -> small scale (e.g. schools)
SAN
(Storage Area Network) -> dedicated, high-speed data storage
Components
Software
(network protocols, operating systems)
User
(a person who acceses the network)
Hardware
(cables, switches, routers, modems)
Network Types
Cable
-> Wired Connection (LAN, Switch, etc)
Wireless
-> Wireless Connection (WiFi, Bluetooth, Cellphone, etc)