networking basics Flashcards

1
Q

a group of computers that shares information through their interconnections is called a

A

network

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2
Q

the 4 components that make up a network are

A

host
transmission media
network interface
protocols

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3
Q

define transmission media

A

a path for electrical signals between devices

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4
Q

network interfaces are designed to

A

send and receive a electrical signal

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5
Q

the rules used to describe how hosts communicate and exchange data on a network is called

A

protocols

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6
Q

a logical subdivision of a ip network is called a

A

subnet

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7
Q

the process of connecting different networks by using intermediary devices such a routers and switches

A

internetwork

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8
Q

this topology(s) uses a hub

A

bus, star, and ring

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9
Q

this topology(s) be used with a hub or a switch

A

star

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10
Q

this topology exists when there are multiple paths between any two nodes on a network

A

mesh

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11
Q

it is used to connects a host to the network medium

A

network adapter

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12
Q

wires, fiber optic, and radio waves are classified as

A

networking mediums

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13
Q

it is responsible for converting digital data into analog waves

A

a modem

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14
Q

the conversion of digital data into an analog wave is called

A

modulation

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15
Q

the conversion of a analog wave into digital data is called

A

demodulation

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16
Q

it is used to convert digital data into digital signals to be sent on the medium

A

transceiver

17
Q

what is a MAC address

A

a 48 bit unique hexadecimal identifier burned into every network interface’s ROM

18
Q

The first half (first 6 digits) of the MAC address is assigned to

A

manufacturer.

19
Q

a central device in a wired or wireless local area network (LAN) is called a

A

switch or a hub

20
Q

a network device that forwards data packets between computer networks

A

router