Network+ Flashcards
(139 cards)
1
Q
What is the decimal equivalent?
0 0 0 0 0 0 0 0
A
0
2
Q
What is the decimal equivalent?
1 0 0 0 0 0 0 0
A
128
3
Q
What is the decimal equivalent?
1 1 0 0 0 0 0 0
A
192
4
Q
What is the decimal equivalent?
1 1 1 0 0 0 0 0
A
224
5
Q
What is the decimal equivalent?
1 1 1 1 0 0 0 0
A
240
6
Q
What is the decimal equivalent?
1 1 1 1 1 0 0 0
A
248
7
Q
What is the decimal equivalent?
1 1 1 1 1 1 0 0
A
252
8
Q
What is the decimal equivalent?
1 1 1 1 1 1 1 0
A
254
9
Q
What is the decimal equivalent?
1 1 1 1 1 1 1 1
A
255
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.
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.
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.
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.
14
Q
What’s 802.1Q?
A
The IEEE standardized protocol for VLAN trunking.
15
Q
What’s 802.2?
A
The IEEE LAN protocol that specifies an implementation of the LLC sublayer of the data link layer.
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.
17
Q
What is the informal IEEE standard name (cable)?
802.3
A
10BASE-T
18
Q
What is the informal IEEE standard name (cable)?
802.3ab
A
1000BASE-T
19
Q
What is the informal IEEE standard name (cable)?
802.3an
A
10GBASE-T
20
Q
What is the informal IEEE standard name (cable)?
802.3u
A
100BASE-T
21
Q
What is the informal IEEE standard name (cable)?
802.3z
A
1000BASE-LX
22
Q
What is the private IPv4 address range for APIPA?
A
- 254.0.0 to 169.254.255.255
- 254.0.0/16
23
Q
What is the cable type and max. length?
10BASE-T
A
Copper, 100 m
24
Q
What is the cable type and max. length?
100BASE-T
A
Copper, 100 m
25
# What is the cable type and max. length?
1000BASE-LX
Fiber, 5000 m
26
# What is the cable type and max. length?
1000BASE-T
Copper, 100 m
27
# What is the formal IEEE standard name?
10BASE-T
802.3
28
# What is the formal IEEE standard name?
100BASE-T
802.3u
29
# What is the cable type and max. length?
10GBASE-T
Copper, 100 m
30
# What is the formal IEEE standard name?
1000BASE-LX
802.3z
31
# What is the formal IEEE standard name?
1000BASE-T
802.3ab
32
# What is the formal IEEE standard name?
10GBASE-T
802.3an
33
# Which class?
192 to 223
Class C
34
# What is the first octet range and purpose of the IPv4 Address Class?
Class A
1 - 126
Unicast (large networks)
35
# What is the first octet range and purpose of the IPv4 Address Class?
Class B
128 - 191
Unicast (medium-sized networks)
36
# What is the first octet range and purpose of the IPv4 Address Class?
Class C
192 - 223
Unicast (small networks)
37
# What is the first octet range and purpose of the IPv4 Address Class?
Class D
224 - 239
Multicast
38
Class E
240 - 255
Experimental
39
What is the prefix length (subnet mask) for Class A?
/8
40
What is the prefix length (subnet mask) for Class B?
/16
41
What is the prefix length (subnet mask) for Class C?
/24
42
# Which class?
1 to 126
Class A
43
# Which class?
128 to 191
Class B
44
# What is the first octet range?
Class A
1 to 126
45
# What is the first octet range?
Class B
128 to 191
46
# What is the first octet range?
Class C
192 to 223
47
# What's the port number and protocol?
DHCP
67, 68
UDP
48
# What's the port number and protocol?
DNS
53
UDP, TCP
49
What's a DS1?
Digital signal level 1. 1.544 Mbps.
Equal to 24 DS0 channels. Also called a T1.
50
What's a T1?
Same as DS1. 1.544 Mbps.
Equal to 24 DS0 channels.
51
What's a DS3?
Digital signal level 3. 44.736 Mbps.
Equal to 28 DS1 channels. Also called a T3.
52
What's an E1?
Similar to T1, but used in Europe. 2.048 Mbps.
Equal to 32 DS0 channels.
53
What's a DS0?
Digital signal level 0. 64 Kbps.
54
Describe the HDLC Flag / Ethernet Preamble field.
Lists a recognizable bit pattern so that the receiving nodes realize that a new frame is arriving.
55
Describe the HDLC Address / Ethernet Destination Address field.
Identifies the destination device.
56
Describe the HDLC Type / Ethernet Type field.
Identifies the type of Layer 3 packet encapsulated inside the frame.
57
Describe the HDLC FCS / Ethernet FCS field.
A field used by the error detection process. This is in the trailer.
58
# What is the formal IEEE standard name?
Ethernet
| (10 Mbps)
802.3
59
Convert a MAC to an EUI-64 address.
60
# What is the formal IEEE standard name?
Fast Ethernet
| (100 Mbps)
802.3u
61
# What's the port number and protocol?
FTP control
21
TCP
62
# What's the port number and protocol?
FTP data
20
TCP
63
# What is the formal IEEE standard name?
Gigabit Ethernet
| (1000 Mbps)
802.3z
64
# What is the formal IEEE standard name?
Gigabit Ethernet
| (1000 Mbps)
802.3ab
65
# What is the Ethernet header type (protocol) for this number?
1
ICMP
66
# What is the Ethernet header type (protocol) for this number?
6
TCP
67
# What is the Ethernet header type (protocol) for this number?
17
UDP
68
# What's the port number and protocol?
HTTP (WWW)
80
TCP
69
# What is the Ethernet header type (number) for this protocol?
ICMP
1
70
What's the IEEE standard for wireless LANs using the ISM spectrum, OFDM or DSSS encoding, and speeds of up to 54 Mbps?
802.11g
71
What's the IEEE LAN protocol that specifies an implementation of the LLC sublayer of the data link layer?
802.2
72
What's the set of IEEE LAN protocols that specifies the many variations of what is known today as an Ethernet LAN?
802.3
73
What's the IEEE standard for wireless LANs using the U-NII spectrum, OFDM encoding, at speeds of up to 54 Mbps?
802.11a
74
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?
802.11n
75
What's the IEEE standard for wireless LANs using the ISM spectrum, DSSS encoding, and speeds of up to 11 Mbps?
802.11b
76
What's the IEEE standardized protocol for VLAN trunking?
802.1Q
77
IPv6 Global Unicast
starts with 2 or 3
78
# Types of IPv6 Unicast Addresses
IPv6 Loopback
::1
79
# Types of IPv6 Unicast Addresses
IPv6 Unspecified
::
80
IPv6 Multicast
starts with FF
81
IPv6 Link-Local (Private)
starts with FE80
82
IPv6 Unique Local
starts with FD
83
# Which OSI Layer?
Bits
Layer 1
84
# Which OSI Layer?
Segments
Layer 4
85
# Which OSI Layer?
Frames
Layer 2
86
# Which OSI Layer?
Packets
Layer 3
87
# What's the PDU?
Layer 1
Bits
88
# What's the PDU?
Layer 2
Frames
89
# What's the PDU?
Layer 3
Packets
90
# What's the PDU?
Layer 4
Segments
91
EIA/TIA T568B
92
What devices Transmit on Pins 1 and 2?
PC NICs, Routers, and WAPs
93
What devices Receive on Pins 1 and 2?
Hubs and Switches
94
What devices Transmit on Pins 3 and 6?
Hubs and Switches
95
What devices Receive on Pins 3 and 6?
PC NICs, Routers, and WAPs
96
# Transmits on which Pins?
PC NICs
1, 2
97
# Transmits on which Pins?
Routers
1, 2
98
# Transmits on which Pins?
WAPs
1, 2
99
# Transmits on which Pins?
Hubs
3, 6
100
# Transmits on which Pins?
Switches
3, 6
101
# What's the port number and protocol?
POP3
110
TCP
102
# What's the application and protocol?
25
SMTP
TCP
103
# What's the application and protocol?
53
DNS
UDP, TCP
104
# What's the application and protocol?
67
DHCP
UDP
105
# What's the application and protocol?
68
DHCP
UDP
106
# What's the application and protocol?
69
TFTP
UDP
107
# What's the application and protocol?
80
HTTP (WWW)
TCP
108
# What's the application and protocol?
20
FTP data
TCP
109
# What's the application and protocol?
21
FTP control
TCP
110
# What's the application and protocol?
110
POP3
TCP
111
# What's the application and protocol?
22
SSH
TCP
112
# What's the application and protocol?
161
SNMP
UDP
113
443
HTTPS (SSL)
TCP
114
# What's the application and protocol?
23
Telnet
TCP
115
What is the private IPv4 address range for Class B?
172. 16.0.0 to 172.31.255.255
172. 16.0.0/12
116
What is the private IPv4 address range for Class C?
192. 168.0.0 to 192.168.255.255
192. 168.0.0/16
117
What is the private IPv4 address range for Class A?
10. 0.0.0 to 10.255.255.255
10. 0.0.0/8
118
# IP range for (and number of) private networks / RFC 1918 Private Address Space
Class A
10.0.0.0
| (1)
119
# IP range for (and number of) private networks / RFC 1918 Private Address Space
Class B
172.16.0.0 thru 172.31.0.0
| (16)
120
# IP range for (and number of) private networks / RFC 1918 Private Address Space
Class C
192.168.0.0 thru 192.168.255.0
| (256)
121
# What's the port number and protocol?
SMTP
25
TCP
122
# What's the port number and protocol?
SNMP
161
UDP
123
# What is the common name and speed?
802.3
Ethernet
| (10 Mbps)
124
# What is the common name and speed?
802.3u
Fast Ethernet
| (100 Mbps)
125
# What is the common name and speed?
802.3z
Gigabit Ethernet
| (1000 Mbps)
126
# What is the common name and speed?
802.3ab
Gigabit Ethernet
| (1000 Mbps)
127
# What is the common name and speed?
802.3an
10 Gig Ethernet
| (10 Gbps)
128
# What's the port number and protocol?
SSH
22
TCP
129
# What's the port number and protocol?
SSL
443
TCP
130
Describe the "Connection establishment and termination" function of the TCP/IP Transport Layer.
Used to initialize port numbers and Sequence and Acknowledgment fields.
131
Describe the "Ordered data transfer and data segmentation" function of the TCP/IP Transport Layer.
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
Describe the "Multiplexing using ports" function of the TCP/IP Transport Layer.
Allows receiving hosts to choose the correct application for which the data is destined, based on the port number.
133
Describe the "Error recovery (reliability) function of the TCP/IP Transport Layer.
Process of numbering and acknoledging data with Sequence and Acknowledgment header fields.
134
Describe the "Flow control using windowing" function of the TCP/IP Transport Layer.
Uses window sizes to protect buffer space and routing devices from being overloaded with traffic.
135
# What is the Ethernet header type (number) for this protocol?
TCP
6
136
# What's the port number and protocol?
Telnet
23
TCP
137
# What is the formal IEEE standard name?
10 Gig Ethernet
| (10 Gbps)
802.3an
138
# What's the port number and protocol?
TFTP
69
UDP
139
# What is the Ethernet header type (number) for this protocol?
UDP
17
