2/2 Network Fundamentals (OSI and TCP/IP models, IP addressing and subnetting, Networking devices and their functions) Flashcards
Deck 2 (101 cards)
1
Q
What is a private IP address? (30)
A
An IP address used within a private network that is not routable on the internet
2
Q
What does IP stand for? (31)
A
Internet Protocol
3
Q
How many bits are in an IPv4 address? (32)
A
32
4
Q
How many bits are in an IPv6 address? (33)
A
128
5
Q
What is the default subnet mask for a Class A IP address? (34)
A
255.0.0.0
6
Q
What is the default subnet mask for a Class B IP address? (35)
A
255.255.0.0
7
Q
What is the default subnet mask for a Class C IP address? (36)
A
255.255.255.0
8
Q
What is the range of Class A IP addresses? (37)
A
1.0.0.0 to 126.255.255.255
9
Q
What is the range of Class B IP addresses? (38)
A
128.0.0.0 to 191.255.255.255
10
Q
What is the range of Class C IP addresses? (39)
A
192.0.0.0 to 223.255.255.255
11
Q
What is a private IP address? (40)
A
An IP address used within a private network that is not routable on the internet
12
Q
What does IP stand for? (41)
A
Internet Protocol
13
Q
How many bits are in an IPv4 address? (42)
A
32
14
Q
How many bits are in an IPv6 address? (43)
A
128
15
Q
What is the default subnet mask for a Class A IP address? (44)
A
255.0.0.0
16
Q
What is the default subnet mask for a Class B IP address? (45)
A
255.255.0.0
17
Q
What is the default subnet mask for a Class C IP address? (46)
A
255.255.255.0
18
Q
What is the range of Class A IP addresses? (47)
A
1.0.0.0 to 126.255.255.255
19
Q
What is the range of Class B IP addresses? (48)
A
128.0.0.0 to 191.255.255.255
20
Q
What is the range of Class C IP addresses? (49)
A
192.0.0.0 to 223.255.255.255
21
Q
What is a private IP address? (50)
A
An IP address used within a private network that is not routable on the internet
22
Q
What does IP stand for? (51)
A
Internet Protocol
23
Q
How many bits are in an IPv4 address? (52)
A
32
24
Q
How many bits are in an IPv6 address? (53)
A
128
25
What is the default subnet mask for a Class A IP address? (54)
255.0.0.0
26
What is the default subnet mask for a Class B IP address? (55)
255.255.0.0
27
What is the default subnet mask for a Class C IP address? (56)
255.255.255.0
28
What is the range of Class A IP addresses? (57)
1.0.0.0 to 126.255.255.255
29
What is the range of Class B IP addresses? (58)
128.0.0.0 to 191.255.255.255
30
What is the range of Class C IP addresses? (59)
192.0.0.0 to 223.255.255.255
31
What is a private IP address? (60)
An IP address used within a private network that is not routable on the internet
32
What does IP stand for? (61)
Internet Protocol
33
How many bits are in an IPv4 address? (62)
32
34
How many bits are in an IPv6 address? (63)
128
35
What is the default subnet mask for a Class A IP address? (64)
255.0.0.0
36
What is the default subnet mask for a Class B IP address? (65)
255.255.0.0
37
What is the default subnet mask for a Class C IP address? (66)
255.255.255.0
38
What is the range of Class A IP addresses? (67)
1.0.0.0 to 126.255.255.255
39
What is the range of Class B IP addresses? (68)
128.0.0.0 to 191.255.255.255
40
What is the range of Class C IP addresses? (69)
192.0.0.0 to 223.255.255.255
41
What is a private IP address? (70)
An IP address used within a private network that is not routable on the internet
42
What device operates at Layer 2 and forwards data based on MAC addresses?
Switch
43
What device operates at Layer 3 and routes packets based on IP addresses?
Router
44
What device regenerates and amplifies signals to extend network range?
Repeater
45
What device connects different networks together?
Router
46
What device connects devices in a network and broadcasts to all ports?
Hub
47
What device translates private IP addresses to public IP addresses?
NAT device
48
What is the purpose of a firewall?
To monitor and control incoming and outgoing network traffic
49
What is a modem used for?
To modulate and demodulate signals for internet access over phone lines
50
What device can inspect packets and filter traffic based on security rules?
Firewall
51
What device can prioritize traffic in a network?
QoS device or smart switch
52
What device operates at Layer 2 and forwards data based on MAC addresses? (11)
Switch
53
What device operates at Layer 3 and routes packets based on IP addresses? (12)
Router
54
What device regenerates and amplifies signals to extend network range? (13)
Repeater
55
What device connects different networks together? (14)
Router
56
What device connects devices in a network and broadcasts to all ports? (15)
Hub
57
What device translates private IP addresses to public IP addresses? (16)
NAT device
58
What is the purpose of a firewall? (17)
To monitor and control incoming and outgoing network traffic
59
What is a modem used for? (18)
To modulate and demodulate signals for internet access over phone lines
60
What device can inspect packets and filter traffic based on security rules? (19)
Firewall
61
What device can prioritize traffic in a network? (20)
QoS device or smart switch
62
What device operates at Layer 2 and forwards data based on MAC addresses? (21)
Switch
63
What device operates at Layer 3 and routes packets based on IP addresses? (22)
Router
64
What device regenerates and amplifies signals to extend network range? (23)
Repeater
65
What device connects different networks together? (24)
Router
66
What device connects devices in a network and broadcasts to all ports? (25)
Hub
67
What device translates private IP addresses to public IP addresses? (26)
NAT device
68
What is the purpose of a firewall? (27)
To monitor and control incoming and outgoing network traffic
69
What is a modem used for? (28)
To modulate and demodulate signals for internet access over phone lines
70
What device can inspect packets and filter traffic based on security rules? (29)
Firewall
71
What device can prioritize traffic in a network? (30)
QoS device or smart switch
72
What device operates at Layer 2 and forwards data based on MAC addresses? (31)
Switch
73
What device operates at Layer 3 and routes packets based on IP addresses? (32)
Router
74
What device regenerates and amplifies signals to extend network range? (33)
Repeater
75
What device connects different networks together? (34)
Router
76
What device connects devices in a network and broadcasts to all ports? (35)
Hub
77
What device translates private IP addresses to public IP addresses? (36)
NAT device
78
What is the purpose of a firewall? (37)
To monitor and control incoming and outgoing network traffic
79
What is a modem used for? (38)
To modulate and demodulate signals for internet access over phone lines
80
What device can inspect packets and filter traffic based on security rules? (39)
Firewall
81
What device can prioritize traffic in a network? (40)
QoS device or smart switch
82
What device operates at Layer 2 and forwards data based on MAC addresses? (41)
Switch
83
What device operates at Layer 3 and routes packets based on IP addresses? (42)
Router
84
What device regenerates and amplifies signals to extend network range? (43)
Repeater
85
What device connects different networks together? (44)
Router
86
What device connects devices in a network and broadcasts to all ports? (45)
Hub
87
What device translates private IP addresses to public IP addresses? (46)
NAT device
88
What is the purpose of a firewall? (47)
To monitor and control incoming and outgoing network traffic
89
What is a modem used for? (48)
To modulate and demodulate signals for internet access over phone lines
90
What device can inspect packets and filter traffic based on security rules? (49)
Firewall
91
What device can prioritize traffic in a network? (50)
QoS device or smart switch
92
What device operates at Layer 2 and forwards data based on MAC addresses? (51)
Switch
93
What device operates at Layer 3 and routes packets based on IP addresses? (52)
Router
94
What device regenerates and amplifies signals to extend network range? (53)
Repeater
95
What device connects different networks together? (54)
Router
96
What device connects devices in a network and broadcasts to all ports? (55)
Hub
97
What device translates private IP addresses to public IP addresses? (56)
NAT device
98
What is the purpose of a firewall? (57)
To monitor and control incoming and outgoing network traffic
99
What is a modem used for? (58)
To modulate and demodulate signals for internet access over phone lines
100
What device can inspect packets and filter traffic based on security rules? (59)
Firewall
101
What device can prioritize traffic in a network? (60)
QoS device or smart switch
