Flashcards
Sem título
Flashcards do conjunto (16)
- 1what is a network?a network is a series of computers and other devices linked together to share data and recources
- 2what is a wan?a wide area network which alows devices to spread over a large geographical area.
- 3what is a packet?a packet is a unit of data which transferes information to the reciever.
- 4ip adressevery device which is connected to the internet has an ip adress and it sends packets.
- 5mac adressa media access control adress
- 6wired benefitsfaster connection, higher bandwidth and higher security
- 7wired diadgvantageshazardous cables, not all devices connectable and can be expensive to set up.
- 8wireless benefitsno wires, easy to connect with new devices and can be used freely in range
- 9wireless disadvantagesconnection slower,wall interference and object interferance and less secure.
- 10networking benefitssharing recources, access files,easy to back up and use of emailing and messaging.
- 11networking disadvantagespurchasing is expensive, complicated to manage large network and virus attacks may effect all devices
- 12topologiesbus, star and ring
- 13bus topologycan share recources but is cable breaks all computers affected
- 14ring topologycan share recources but if cable breaks all computers fail
- 15star topologyshare recources but if the cable fails only the one computer is affected
- 16dnsdomain name server
Informações
- Descrição
- FlashCards sobre Sem título, criado por stephanie lucas em 11-11-2016.
- Criado por
- stephanie lucas · nov 2016
- Atualizado
- 12 nov 2016
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