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CPU (Central Processing Unit) - memory - oporations - Results
RAM - Random Access Memory - fast- temory - volatile
Secondary Storage - data can be used at anytime - non volatile - flash memory
Hard Drives - Secondary- Solid state disks (SSD) - Magnetic
Computional thinking - way of appraoching probmels
pattern matching -
abstration - ignoring irrelvant details and reducing a probmels to its essential features.
algoithms - sequence of steps to solve a probmel
decompsition - breacking down a lagre task ito smaller task. normally applied to probmels or systems.
world wide web is a system (network) of connected files hosted on the internet (connected using hyperlinks)
client server model
client issuses a request (computer) - server carries out request - info transmitted to computer - browser renders into webpage.
http = hyper text transport protocol - request/ response protocol - http is a protocol specific to applications
TCP - transmission control protocol - binary information is transported reliably between computers - info packets.
IP - internet protocol - handles the creation of data packets/ how they are routed around the network.
IP Address - ode that identifies a computer new=twork / partical computer/other device on a network.
WIFI protocol - oprates atphsical layer - flow of data around a WIFI network (home)
VIOP - Voice Over Internet Protocol - deliver voice data
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- Notiz am Ohne Titel, erstellt von rebecca murphy am 10/05/2021.
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