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CompTIA A+ Core 1 > 2.2 Networking Hardware > Flashcards

2.2 Networking Hardware Flashcards

1
Q

Routers

A

Route traffic between IP subnets

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2
Q

What Layer of the OSI model is the Router

A

(Layer 3 Device)

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3
Q

Routers can connect diverse network types, such as

A

LAN, WAN, Copper, & Fiber

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4
Q

Switches

A

Route traffic directly to devices using MAC address

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5
Q

Difference between Routers & Switches

A

Switches send packets directly to devices rather than sending them to networks like a router does

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6
Q

Unmanaged Switches

A

Very few configuration options

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7
Q

Unmanaged Switches disadvantages

A

No VLAN configurations & little configuration with other devices

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8
Q

Unmanaged Switches Advantages

A

Low price point

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9
Q

Managed Switches

A

Connect multiple LAN networks

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10
Q

Managed Switches Advantages

A

VLAN support

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11
Q

Access Points

A

Are a bridge that extends wired network onto wireless network

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12
Q

Patch Panel

A

Permanent cable run on one end and easily manageable cables connecting to switches on the other end

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13
Q

Firewall

A

Filters traffic by port number (Layer 4 Device)

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14
Q

What Layer of the OSI model is the Firewall

A

Layer 4

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15
Q

(PoE) Stands for

A

Power over Ethernet

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16
Q

Power over Ethernet (PoE)

A

Provide power for a device using the ethernet cable

17
Q

Power over Ethernet (PoE) Injectors

A

Used when the switch does not support PoE to allow it to work

18
Q

Power over Ethernet (PoE) Switch

A

Commonly shown on the Switch interface

19
Q

Power over Ethernet (PoE) standards are

A

PoE, PoE+, & PoE++

20
Q

PoE Standard

A

IEEE 802.3af

21
Q

PoE+ Standard

A

IEEE 802.3at

22
Q

PoE++ Standard

A

IEEE 802.3bt

23
Q

Hub

A

Before Switches, traffic in one port is repeated to all other ports

24
Q

Cable Modem

A

Broadband communication - multiple frequencies over a single cable

25
Q

(DSL) Stands for

A

Digital Subscriber Line

26
Q

Digital Subscriber Line (DSL) is

A

Internet connection through a telephone company

27
Q

(ONT) Stands for

A

Optical Network Terminal

28
Q

Optical Network Terminal (ONT) is

A

Internet connection through fiber

29
Q

(NIC) Stands for

A

Network Interface Card

30
Q

Network Interface Card (NIC) is a

A

Circuit board or chip, which is installed on a computer so it can connect to a network

31
Q

(SDN) Stands for

A

Software Defined Networking

32
Q

Software Defined Networking (SDN)

A

It enables the control and management of the network

CompTIA A+ Core 1 (29 decks)

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