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icnd1 100-101 (ccent) > Network+ > Flashcards

Network+ Flashcards

1
Q

What is the decimal equivalent?

0 0 0 0 0 0 0 0

A

0

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2
Q

What is the decimal equivalent?

1 0 0 0 0 0 0 0

A

128

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3
Q

What is the decimal equivalent?

1 1 0 0 0 0 0 0

A

192

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4
Q

What is the decimal equivalent?

1 1 1 0 0 0 0 0

A

224

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5
Q

What is the decimal equivalent?

1 1 1 1 0 0 0 0

A

240

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6
Q

What is the decimal equivalent?

1 1 1 1 1 0 0 0

A

248

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7
Q

What is the decimal equivalent?

1 1 1 1 1 1 0 0

A

252

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8
Q

What is the decimal equivalent?

1 1 1 1 1 1 1 0

A

254

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9
Q

What is the decimal equivalent?

1 1 1 1 1 1 1 1

A

255

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10
Q

What’s 802.11a?

A

The IEEE standard for wireless LANs using the U-NII spectrum, OFDM encoding, at speeds of up to 54 Mbps.

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11
Q

What’s 802.11b?

A

The IEEE standard for wireless LANs using the ISM spectrum, DSSS encoding, and speeds of up to 11 Mbps.

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12
Q

What’s 802.11g?

A

The IEEE standard for wireless LANs using the ISM spectrum, OFDM or DSSS encoding, and speeds of up to 54 Mbps.

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13
Q

What’s 802.11n?

A

The IEEE standard for wireless LANs using the ISM spectrum, OFDM encoding, and multiple antennas for single-stream speeds up to 150 Mbps.

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14
Q

What’s 802.1Q?

A

The IEEE standardized protocol for VLAN trunking.

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15
Q

What’s 802.2?

A

The IEEE LAN protocol that specifies an implementation of the LLC sublayer of the data link layer.

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16
Q

What’s 802.3?

A

The set of IEEE LAN protocols that specifies the many variations of what is known today as an Ethernet LAN.

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17
Q

What is the informal IEEE standard name (cable)?

802.3

A

10BASE-T

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18
Q

What is the informal IEEE standard name (cable)?

802.3ab

A

1000BASE-T

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19
Q

What is the informal IEEE standard name (cable)?

802.3an

A

10GBASE-T

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20
Q

What is the informal IEEE standard name (cable)?

802.3u

A

100BASE-T

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21
Q

What is the informal IEEE standard name (cable)?

802.3z

A

1000BASE-LX

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22
Q

What is the private IPv4 address range for APIPA?

A
  1. 254.0.0 to 169.254.255.255
  2. 254.0.0/16
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23
Q

What is the cable type and max. length?

10BASE-T

A

Copper, 100 m

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24
Q

What is the cable type and max. length?

100BASE-T

A

Copper, 100 m

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25
Q

What is the cable type and max. length?

1000BASE-LX

A

Fiber, 5000 m

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26
Q

What is the cable type and max. length?

1000BASE-T

A

Copper, 100 m

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27
Q

What is the formal IEEE standard name?

10BASE-T

A

802.3

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28
Q

What is the formal IEEE standard name?

100BASE-T

A

802.3u

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29
Q

What is the cable type and max. length?

10GBASE-T

A

Copper, 100 m

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30
Q

What is the formal IEEE standard name?

1000BASE-LX

A

802.3z

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31
Q

What is the formal IEEE standard name?

1000BASE-T

A

802.3ab

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32
Q

What is the formal IEEE standard name?

10GBASE-T

A

802.3an

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33
Q

Which class?

192 to 223

A

Class C

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34
Q

What is the first octet range and purpose of the IPv4 Address Class?

Class A

A

1 - 126

Unicast (large networks)

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35
Q

What is the first octet range and purpose of the IPv4 Address Class?

Class B

A

128 - 191

Unicast (medium-sized networks)

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36
Q

What is the first octet range and purpose of the IPv4 Address Class?

Class C

A

192 - 223

Unicast (small networks)

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37
Q

What is the first octet range and purpose of the IPv4 Address Class?

Class D

A

224 - 239

Multicast

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38
Q

Class E

A

240 - 255

Experimental

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39
Q

What is the prefix length (subnet mask) for Class A?

A

/8

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40
Q

What is the prefix length (subnet mask) for Class B?

A

/16

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41
Q

What is the prefix length (subnet mask) for Class C?

A

/24

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42
Q

Which class?

1 to 126

A

Class A

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43
Q

Which class?

128 to 191

A

Class B

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44
Q

What is the first octet range?

Class A

A

1 to 126

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45
Q

What is the first octet range?

Class B

A

128 to 191

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46
Q

What is the first octet range?

Class C

A

192 to 223

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47
Q

What’s the port number and protocol?

DHCP

A

67, 68

UDP

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48
Q

What’s the port number and protocol?

DNS

A

53

UDP, TCP

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49
Q

What’s a DS1?

A

Digital signal level 1. 1.544 Mbps.

Equal to 24 DS0 channels. Also called a T1.

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50
Q

What’s a T1?

A

Same as DS1. 1.544 Mbps.

Equal to 24 DS0 channels.

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51
Q

What’s a DS3?

A

Digital signal level 3. 44.736 Mbps.

Equal to 28 DS1 channels. Also called a T3.

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52
Q

What’s an E1?

A

Similar to T1, but used in Europe. 2.048 Mbps.

Equal to 32 DS0 channels.

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53
Q

What’s a DS0?

A

Digital signal level 0. 64 Kbps.

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54
Q

Describe the HDLC Flag / Ethernet Preamble field.

A

Lists a recognizable bit pattern so that the receiving nodes realize that a new frame is arriving.

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55
Q

Describe the HDLC Address / Ethernet Destination Address field.

A

Identifies the destination device.

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56
Q

Describe the HDLC Type / Ethernet Type field.

A

Identifies the type of Layer 3 packet encapsulated inside the frame.

57
Q

Describe the HDLC FCS / Ethernet FCS field.

A

A field used by the error detection process. This is in the trailer.

58
Q

What is the formal IEEE standard name?

Ethernet

(10 Mbps)

A

802.3

59
Q

Convert a MAC to an EUI-64 address.

A
60
Q

What is the formal IEEE standard name?

Fast Ethernet

(100 Mbps)

A

802.3u

61
Q

What’s the port number and protocol?

FTP control

A

21

TCP

62
Q

What’s the port number and protocol?

FTP data

A

20

TCP

63
Q

What is the formal IEEE standard name?

Gigabit Ethernet

(1000 Mbps)

A

802.3z

64
Q

What is the formal IEEE standard name?

Gigabit Ethernet

(1000 Mbps)

A

802.3ab

65
Q

What is the Ethernet header type (protocol) for this number?

1

A

ICMP

66
Q

What is the Ethernet header type (protocol) for this number?

6

A

TCP

67
Q

What is the Ethernet header type (protocol) for this number?

17

A

UDP

68
Q

What’s the port number and protocol?

HTTP (WWW)

A

80

TCP

69
Q

What is the Ethernet header type (number) for this protocol?

ICMP

A

1

70
Q

What’s the IEEE standard for wireless LANs using the ISM spectrum, OFDM or DSSS encoding, and speeds of up to 54 Mbps?

A

802.11g

71
Q

What’s the IEEE LAN protocol that specifies an implementation of the LLC sublayer of the data link layer?

A

802.2

72
Q

What’s the set of IEEE LAN protocols that specifies the many variations of what is known today as an Ethernet LAN?

A

802.3

73
Q

What’s the IEEE standard for wireless LANs using the U-NII spectrum, OFDM encoding, at speeds of up to 54 Mbps?

A

802.11a

74
Q

What’s the IEEE standard for wireless LANs using the ISM spectrum, OFDM encoding, and multiple antennas for single-stream speeds up to 150 Mbps?

A

802.11n

75
Q

What’s the IEEE standard for wireless LANs using the ISM spectrum, DSSS encoding, and speeds of up to 11 Mbps?

A

802.11b

76
Q

What’s the IEEE standardized protocol for VLAN trunking?

A

802.1Q

77
Q

IPv6 Global Unicast

A

starts with 2 or 3

78
Q

Types of IPv6 Unicast Addresses

IPv6 Loopback

A

::1

79
Q

Types of IPv6 Unicast Addresses

IPv6 Unspecified

A

::

80
Q

IPv6 Multicast

A

starts with FF

81
Q

IPv6 Link-Local (Private)

A

starts with FE80

82
Q

IPv6 Unique Local

A

starts with FD

83
Q

Which OSI Layer?

Bits

A

Layer 1

84
Q

Which OSI Layer?

Segments

A

Layer 4

85
Q

Which OSI Layer?

Frames

A

Layer 2

86
Q

Which OSI Layer?

Packets

A

Layer 3

87
Q

What’s the PDU?

Layer 1

A

Bits

88
Q

What’s the PDU?

Layer 2

A

Frames

89
Q

What’s the PDU?

Layer 3

A

Packets

90
Q

What’s the PDU?

Layer 4

A

Segments

91
Q

EIA/TIA T568B

A
92
Q

What devices Transmit on Pins 1 and 2?

A

PC NICs, Routers, and WAPs

93
Q

What devices Receive on Pins 1 and 2?

A

Hubs and Switches

94
Q

What devices Transmit on Pins 3 and 6?

A

Hubs and Switches

95
Q

What devices Receive on Pins 3 and 6?

A

PC NICs, Routers, and WAPs

96
Q

Transmits on which Pins?

PC NICs

A

1, 2

97
Q

Transmits on which Pins?

Routers

A

1, 2

98
Q

Transmits on which Pins?

WAPs

A

1, 2

99
Q

Transmits on which Pins?

Hubs

A

3, 6

100
Q

Transmits on which Pins?

Switches

A

3, 6

101
Q

What’s the port number and protocol?

POP3

A

110

TCP

102
Q

What’s the application and protocol?

25

A

SMTP

TCP

103
Q

What’s the application and protocol?

53

A

DNS

UDP, TCP

104
Q

What’s the application and protocol?

67

A

DHCP

UDP

105
Q

What’s the application and protocol?

68

A

DHCP

UDP

106
Q

What’s the application and protocol?

69

A

TFTP

UDP

107
Q

What’s the application and protocol?

80

A

HTTP (WWW)

TCP

108
Q

What’s the application and protocol?

20

A

FTP data

TCP

109
Q

What’s the application and protocol?

21

A

FTP control

TCP

110
Q

What’s the application and protocol?

110

A

POP3

TCP

111
Q

What’s the application and protocol?

22

A

SSH

TCP

112
Q

What’s the application and protocol?

161

A

SNMP

UDP

113
Q

443

A

HTTPS (SSL)

TCP

114
Q

What’s the application and protocol?

23

A

Telnet

TCP

115
Q

What is the private IPv4 address range for Class B?

A
  1. 16.0.0 to 172.31.255.255
  2. 16.0.0/12
116
Q

What is the private IPv4 address range for Class C?

A
  1. 168.0.0 to 192.168.255.255
  2. 168.0.0/16
117
Q

What is the private IPv4 address range for Class A?

A
  1. 0.0.0 to 10.255.255.255
  2. 0.0.0/8
118
Q

IP range for (and number of) private networks / RFC 1918 Private Address Space

Class A

A

10.0.0.0

(1)

119
Q

IP range for (and number of) private networks / RFC 1918 Private Address Space

Class B

A

172.16.0.0 thru 172.31.0.0

(16)

120
Q

IP range for (and number of) private networks / RFC 1918 Private Address Space

Class C

A

192.168.0.0 thru 192.168.255.0

(256)

121
Q

What’s the port number and protocol?

SMTP

A

25

TCP

122
Q

What’s the port number and protocol?

SNMP

A

161

UDP

123
Q

What is the common name and speed?

802.3

A

Ethernet

(10 Mbps)

124
Q

What is the common name and speed?

802.3u

A

Fast Ethernet

(100 Mbps)

125
Q

What is the common name and speed?

802.3z

A

Gigabit Ethernet

(1000 Mbps)

126
Q

What is the common name and speed?

802.3ab

A

Gigabit Ethernet

(1000 Mbps)

127
Q

What is the common name and speed?

802.3an

A

10 Gig Ethernet

(10 Gbps)

128
Q

What’s the port number and protocol?

SSH

A

22

TCP

129
Q

What’s the port number and protocol?

SSL

A

443

TCP

130
Q

Describe the “Connection establishment and termination” function of the TCP/IP Transport Layer.

A

Used to initialize port numbers and Sequence and Acknowledgment fields.

131
Q

Describe the “Ordered data transfer and data segmentation” function of the TCP/IP Transport Layer.

A

Continuous stream of bytes from an upper-layer process that is “segmented” for transmission and delivered to upper-layer processes at the receiving device, with the bytes in the same order.

132
Q

Describe the “Multiplexing using ports” function of the TCP/IP Transport Layer.

A

Allows receiving hosts to choose the correct application for which the data is destined, based on the port number.

133
Q

Describe the “Error recovery (reliability) function of the TCP/IP Transport Layer.

A

Process of numbering and acknoledging data with Sequence and Acknowledgment header fields.

134
Q

Describe the “Flow control using windowing” function of the TCP/IP Transport Layer.

A

Uses window sizes to protect buffer space and routing devices from being overloaded with traffic.

135
Q

What is the Ethernet header type (number) for this protocol?

TCP

A

6

136
Q

What’s the port number and protocol?

Telnet

A

23

TCP

137
Q

What is the formal IEEE standard name?

10 Gig Ethernet

(10 Gbps)

A

802.3an

138
Q

What’s the port number and protocol?

TFTP

A

69

UDP

139
Q

What is the Ethernet header type (number) for this protocol?

UDP

A

17

icnd1 100-101 (ccent) (4 decks)

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