Redes Flashcards

1
Q

DHCP

A

Protocolo que atribui endereços de IP dinâmicos para os computadores conectados em uma rede

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2
Q

POP3(protocolo de e-mail)

A

move mensagens do servidor de e-mail para a máquina do usuário(servidor fica vazio),sem sincronização,mensagens baixadas podem ser acessadas offline

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3
Q

IMAP(protocolo de e-mail)

A

Copia as mensagens,o usuário pode acessar em qualquer lugar com a internet,sincronizado,armazenadas no servidor

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4
Q

sistema de arquivo do windows

A

NTFS

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5
Q

Fibra ótica monomodo é

A

Melhor,laser,100 Gbps,>100km

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6
Q

Fibra ótica multimodo é

A

Pior,10 Gbps,até 2km,mais barata e flexível

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7
Q

Fibra ótica multimodo tipos

A

Gradual e degrau

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8
Q

comutação de circuitos

A

pacotes chegam na ordem,não tolera falhas em equipamentos,possibilita reserva de banda,modo de tarifação por minuto

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9
Q

TCP/IP quantas camadas?

A

4 camadas

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10
Q

WPAN associada a

A

bluetooth

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11
Q

WLAN

A

wi-fi

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12
Q

WMAN

A

wimax

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13
Q

WWan

A

LTE(4g)

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14
Q

Protocolo wifi

A

IEEE 802.11

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15
Q

Camada física OSI:aparelhos

A

hub,modem,repetidores,usb,DSL,bluetooth

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