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CCNA 200-301 > IPv4 Address > Flashcards

IPv4 Address Flashcards

1
Q

If the host portion of an IPv4 address is all 0s, what kind of address is it?

A

Network address

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2
Q

If the host portion of an IPv4 address is all 1s, what kind of address is it?

A

broadcast address

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3
Q

IPv4 addresses beginning with 127 are used for ___ addresses.

A

Loopback

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4
Q

IPv4 addresses beginning with ___ are used for loopback addresses.

A

127

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5
Q

What are the groups of 8 bits in an IP address called?

A

Octets

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6
Q

What is the binary bit pattern of the first octet of a class A IPv4 address?

A

0xxxxxxx

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7
Q

What is the binary bit pattern of the first octet of a class B IPv4 address?

A

10xxxxxx

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8
Q

What is the binary bit pattern of the first octet of a class C IPv4 address?

A

110xxxxx

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9
Q

What is the binary bit pattern of the first octet of a class D IPv4 address?

A

1110xxxx

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10
Q

What is the binary bit pattern of the first octet of a class E IPv4 address?

A

1111xxxx

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11
Q

What is the class D IPv4 address range reserved for?

A

Multicast addresses

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12
Q

What is the length of an IP address? (Bits)

A

32 bits

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13
Q

What is the length of an IP address? (Bytes)

A

4

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14
Q

What ha the maximum value for a binary octet?

1111 1111

A

255

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15
Q

What is the netmask for a /16 prefix length?

A

255.255.0.0

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16
Q

What is the netmask for a /24 prefix length?

A

255.255.255.0

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17
Q

What is the netmask for a /8 prefix length?

A

255.0.0.0

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18
Q

What is the numeric range of the first octet of a class A IPv4 address?

19
Q

What is the numeric range of the first octet of a class B IPv4 address?

20
Q

What is the numeric range of the first octet of a class C IPv4 address?

21
Q

What is the numeric range of the first octet of a class D IPv4 address?

22
Q

What is the numeric range of the first octet of a class E IPv4 address?

23
Q

What is the prefix length of a class A IPv4 address?

24
Q

What is the prefix length of a class B IPv4 address?

25
What is the prefix length of a class C IPv4 address?
/24
26
What is the class E IPv4 address range reserved for?
Experimental purposes
27
What kind of address is used to test the network software stack on the local device?
Loopback address
28
Command to configure a description on an interface: | R1(config-if)# ___
description description ie. R1(config-if)# description ## to SW1 ##
29
Command to configure an IP address on an interface: | R1(config-if)# ___
ip address ip-address subnet-mask ie. R1(config-if)# ip address 192.168.0.254 255.255.255.0
30
Display the configured description of each interface on a router: R1# ___
show interfaces description
31
It any interface has the shutdown command applied to it, what will the “status” column of show ip interface brief display?
administratively down
32
Interfaces on Cisco ___ are administratively down by default
routers
33
Interfaces on Cisco ___ are NOT administratively down by default
switches
34
The ___ field of the show ip interface brief command shows the Layer 1 status of the interface
Status
35
The ___ field of the show ip interface brief command shows the Layer 2 status of the interface
Protocol
36
The “Protocol” field of the show ip interface brief command shows the Layer ___ status of the interface
2
37
The “Status” field of the show ip interface brief command shows the Layer ___ status of the interface
1
38
What is the formula to calculate the maximum number of hosts in a network?
(2^n) - 2 | n = number of hosts bits
39
Which IPv4 address class allows a total of 16,777,214 hosts per network?
Class A
40
Which IPv4 address class allows a total of 254 hosts per network?
Class C
41
Which IPv4 address class allows a total of 65,534 hosts per network?
Class B
42
Which IPv4 address class contains a total of 128 networks?
Class A
43
Which IPv4 address class contains a total of 16,384 networks?
Class B
44
Which IPv4 address class contains a total of 2,097,152 networks?
Class C

CCNA 200-301 (10 decks)

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