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Network Test 1 > Test > Flashcards

Test Flashcards

1
Q

whats another name for end devices

A

hosts/nodes

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2
Q

what words describe the cables or wires the data travels through

A

media

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3
Q

what device is considered to be an intermediary device

A

router

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4
Q

scalability refers to

A

grow larger

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5
Q

how many unique number in binary

A

2

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6
Q

a network that limits the impact of failure

A

fault tolerance

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7
Q

a network that can quickly expand to support new users

A

scalable

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8
Q

an attack by a knowledgeable person

A

hacker attack

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9
Q

which item below is an end device

A

telepresence endpoint

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10
Q

what is an intermediatiary device (anything that doesn’t require user interfaces)

A

LAN switch

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11
Q

which item is not considered to be a network component

A

extranet

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12
Q

all p2p networking devices can act as what

A

clients and servers

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13
Q

the data carrying capacity of a network

A

bandwidth

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14
Q

what type of application requires QOS (something that can’t lag it prioritizes traffic)

A

video-conferencing

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15
Q

when demand is greater than capacity users experience

A

congestion

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16
Q

which internet type doesn’t require cables to be run

A

satellite

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17
Q

if you’re accessing internet services on your network you’re using what

A

intranet

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18
Q

student using wireless phone on a school network

A

wireless LAN

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19
Q

what is a WAN example

A

city or campus

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20
Q

what do you call a web page than can be edited by people

A

wiki

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21
Q

a private collection of WANS and LANS

A

intranet

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22
Q

a network that gives access to data to authorized people who work outside of the organization

A

extranet

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23
Q

high bandwidth connections over the phone line is called

A

DSL

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24
Q

mode that is Switch>

A

user exec mode

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25
Q

what should your prompt look like in privileged exec mode

A

switch#

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26
Q

what command moves you front user to priv mode

A

enable

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27
Q

what command encrypts password

A

service password-encryption

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28
Q

what command changes the name of device

A

hostname

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29
Q

command moves you to global config mode

A

conf t

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30
Q

what is the last command when setting console password (won’t force you to login)

A

login

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31
Q

non volatile memory ___ your info when turned off

A

keeps

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32
Q

what term refers to cisco software that runs on a switch or router

A

IOS

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33
Q

what portion of the OS interacts with the user

A

shell/gui

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34
Q

what portion of the os interacts with hardware

A

kernel

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35
Q

where is the running config found

A

RAM

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36
Q

where is the startup config found

A

NVRAM

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37
Q

where is the IOS stored on a router or switch

A

Flash

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38
Q

what does ROM stand for

A

read only memory

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39
Q

what command creates a message when people login

A

banner motd

40
Q

what command do you use to config Telnet/SSH

A

line vty 0 15

41
Q

what command brings up an interface

A

no shutdown

42
Q

what command brings you into vlan 1s interface

A

int vlan 1

43
Q

what command do you use to put an ip address

A

ip address (ip address subnet mask)

44
Q

Switch#

A

privileged exec mode

45
Q

what mechanism allows computers to regulate the speed at which information to be sent

A

flow control

46
Q

what type of message is sent to all hosts in a network segment

A

broadcast

47
Q

what term describes how messages are placed in another message

A

encapsulation

48
Q

your computer is about to access a webpage what are the protocols in order

A

HTTP,TCP,IP,Ethernet

49
Q

what defines how messages are exchanged between source and destination

A

protocols

50
Q

OSI model level 4

A

Transport

51
Q

what are proprietary protocols

A

protocols owned by company

52
Q

what level of the OSI model logical IPs found

A

Network

53
Q

which PDU is found in the NIC of a Pc

A

frames

54
Q

PDU transport layer

A

segments

55
Q

PDU layer 3

A

packets

56
Q

which address does the NIC look at to determine if the frame should be accepted

A

destination MAC

57
Q

an incorrect default gateway will prevent a PC from what

A

exchanging packets with remote networks

58
Q

what is the default gateway

A

the logical address of the router

59
Q

stripping headers from a network transmission in order to extract data is called

A

de-encapsulation

60
Q

how many pairs of wires in straight through cables

A

4 (8 total wires)

61
Q

what address stays the same as a message travels

A

destination IP

62
Q

which organizations is responsible for overseeing IP allocation and names

A

IANA

63
Q

which standards organizations deal with wiring standards

A

EIA

64
Q

which layer only deals with 1s and 0s

A

layer 1

65
Q

layer 1 PDU

A

BIT

66
Q

layer 5 PDU

A

data

67
Q

which term deals with how data is repaired for transmission

A

encoding

68
Q

MAC addresses are expressed in what form

A

hex

69
Q

what cable type is ideal for backbone networks

A

fiber-optic

70
Q

what type of cabling is immune to EMI/RFI

A

fiber-optic

71
Q

what type of cable is used to connect similar devices

A

crossover

72
Q

which options describe bandwidth

A

the capacity of a medium to carry data

73
Q

what type of cable used LEDs

A

multimode

74
Q

which events can be described as the signal from one wire to another adjacent wire

A

crosstalk

75
Q

what event can be described as data corruption from electrical devices

A

EMI

76
Q

what is the most common type of network cabling

A

UTP

77
Q

how many bits are represented by one hex digit

A

4

78
Q

decimal equivalent of 0xE3
E=14

A

227

79
Q

hex equivalent of 209
D=13

A

0xD1

80
Q

what is the decimal equivalent of 0xF9
F=15

A

249

81
Q

unction of data link layer

A

prepares data for layer 1

82
Q

which type of communication allows a device to send and receive data simultaneously

A

full duplex

83
Q

which media access control method is used by half duplex ethernet networks

A

CSMA/CD

84
Q

which OSI model layer performs error detection

A

Data Link

85
Q

which of the following is a physical topology for WANs

A

hub & spoke

86
Q

which frame header field is used to deliver data to the receiving NIC

A

destination MAC

87
Q

Layer 2 Protocol

A

Ethernet

88
Q

which of the following is a data link layer protocol

A

PPP

89
Q

purpose of the MAC sublayer

A

controls access to media

90
Q

what modern network feature eliminated CSMA/CD

A

full duplex switches

91
Q

what is the minimum size of an ethernet frame

A

64 bytes

92
Q

what memory method is ideal for asymmetric switching environments

A

shared memory

93
Q

what is an advantage of store and forward switching

A

determines if frames contain errors before propagating them

94
Q

what feature automatically adjusts the interface based on the type of cable

A

auto mdix

95
Q

which of the following data do switches use to populate mac address tables

A

source mac address’s

96
Q

what is another name for the dataset switches use to make forwarding decisions

A

CAM and MAC table

97
Q

how does the sending host acquire the MAC address from the NIC

A

ARP

Network Test 1 (1 decks)

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