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CCENT > Chapter 2 > Flashcards

Chapter 2 Flashcards

0
Q

Informal, formal name for fast Ethernet

A

802.3u , 100base t

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1
Q

Informal, formal Name for Ethernet.

A

802.3 , 10 base-t

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2
Q

Informal, formal name for gigabit Ethernet (fiber)

A

802.3z, 1000base-lx

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3
Q

Informal, formal name for gigabit Ethernet

A

802.3ab, 1000base t

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4
Q

Informal, formal name for 10 gig Ethernet

A

10gbase t, 802.3an

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5
Q

Straight-through cable pinout (transmit)

A

1,2 transmit

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6
Q

Straight-through cable pinout (receiver)

A

3,6

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7
Q

A crossover cable connects which two pins on the receiver side.

A

3,6

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8
Q

Chose a cable, hub and a switch

A

Crossover cable

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9
Q

Choose a cable switch and router

A

Straight-through cable

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10
Q

Choose a cable, PC with router

A

Crossover cable

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11
Q

Choose cable, PC and switch

A

Straight-through cable

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12
Q

Choose cable, hub and router

A

Straight-through cable

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13
Q

The first 24 bits locked in the MAC address is called what?

A

Organizationally unique identifier (OUI) 24 bits

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14
Q

How many bytes is the fcs field

A

4 bytes ( 32 bit)

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15
Q

Fcs is in which parts of a packet.

A

The trailer

16
Q

What is frame check sequence (fcs)

A

A method for the reviving nic to determine if problems occurred with transmission.

17
Q

How many bytes is a oui

A

3 bytes 24 bits

18
Q

Name of the first half of a MAC address

A

Organizationally unique identifier. Oui

19
Q

Preamble resides in which part of the packet

A

The header

20
Q

Describe what the preamble is used for

A

Used for error recovery with tcp. And synchronization.

21
Q

Where does the start frame delimiter reside

A

In the header

22
Q

What does the start frame delimiter (sfd) do

A

Signifies that the next byte begins the destination MAC address field.

23
Q

Where does the frame check sequence reside

A

In the trailer.

CCENT (18 decks)

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