Flashcards
Networks
Flashcards do conjunto (9)
- 1What is a computer network?A computer network is a digital network which allows nodes to share resources.
- 2Describe a LANA local area network is a computer network that connects computers within a limited area such as a school.
- 3Describe a WANA wide area network is a computer network that extends over a large geographical distance.
- 4What are the advantages of a computer network?There are several advantages to networking, including: Resource sharing – using network-connected devices like printers, scanners and copiers.
- 5What are the disadvantages of a computer network?Purchasing the network cabling and file servers can be expensive.
Managing a large network is complicated, requires training and a network manager usually needs to be employed. - 6What devices are needed to produce a LAN?Network Adaptor, Network Medium, Wired networks need cable,Cable Connectors, Power Supply,Hub/Switch/Router,Network Software.
- 7What is the purpose of a NIC?The NIC contains the electronic circuitry required to communicate using a wired connection, or a wireless connection.
- 8What is the purpose of a Router?The main purpose of a router is to connect multiple networks and forward packets destined either for its own networks or other networks.
- 9What is the purpose of a Hub?The hub contains multiple ports. When a packet arrives at one port, it is copied to the other ports so that all segments of the LAN can see all packets.
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- FlashCards sobre Networks, criado por Emily Higgins em 04-12-2017.
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- Emily Higgins
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