Name: 
 

Custom Subnet Test Review



True/False
Indicate whether the statement is true or false.
 

 1. 

The IP address 172.16.2.5 is a valid public IP address.
 

 2. 

The IP address 72.16.2.5 is a valid public IP address.
 

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 3. 

To make it easier on humans, IP addresses are typically written in what formation?
a.
octal
c.
binary
b.
dotted decimal
d.
hexadecimal
 

 4. 

The four numbers in an IP address are called:
a.
quartets
c.
octets
b.
quintets
d.
decimal notations
 

 5. 

The value 0.0.0.0 is reserved for the _____  _____.
a.
default network
c.
multicast network
b.
broadcast network
d.
local host
 

 6. 

The value 255.255.255.255 is reserved for the _____  _____.
a.
default network
c.
multicast network
b.
broadcast network
d.
local host
 

 7. 

The net section of an IP address identifies
a.
The computer or node
c.
The network the computer belongs to
b.
The router
d.
The domain the computer belongs to
 

 8. 

The class D IP addresses are reserved for the _____
a.
default network
c.
multicast
b.
broadcast network
d.
local host
 

 9. 

The most common IP address scheme used today is:
a.
IPV6
c.
IPV4
b.
IPNG
d.
CIDR
 

Multiple Response
Identify one or more choices that best complete the statement or answer the question.
 

 10. 

Octets are split into two sections:
 a.
Net or network
 c.
Router
 b.
Host
 d.
Frame
 

 11. 

This new addressing scheme, known as ____ or ____, is the long-term solution to the limitations of IPV4.
 a.
CIDR
 c.
IPv6
 b.
IPV9
 d.
IPng
 

 12. 

Which of the following are workarounds that are used to address the problem of running out of addresses in IPv4?
 a.
CIDR
 c.
VLSM
 b.
IPV9
 d.
Subnetting
 

 13. 

The IP address of 169.254.3.5 would be:
(Choose three)
 a.
A classful class B address
 d.
A private address used in automatic private IP addressing
 b.
A public IP address that works on the Internet
 e.
A classful class C address
 c.
Have the classful subnet mask of 255.255.0.0
 

Numeric Response
 

 14. 

The first four bits of a class D address are:

 

 15. 

The default subnet mask for a class A address is:

 

 16. 

The default subnet mask for a class B address is:

 

 17. 

The default subnet mask for a class C address is:

 

 18. 

Required # of physical segments3
Max # of hosts per segment4000
Network address142.25.0.0
Default subnet mask255.255.0.0
Proposed custom subnet mask255.255.224.0
Number of subnets supported??????

Worth 5 points

 

 19. 

Required # of physical segments12
Max # of hosts per segment500
Network address191.32.0.0
Default subnet mask255.255.0.0
Proposed custom subnet mask????

Worth 5 points

 

 20. 

Required # of physical segments2
Max # of hosts per segment60
Network address199.32.18.0
Default subnet mask255.255.255.0
Proposed custom subnet mask255.255.255.192
Number of subnets supported2
Maximum number of host IDs per subnet???????

Worth 5 points

 

 21. 

Required # of physical segments12
Max # of hosts per segment500
Network address191.32.0.0
Default subnet mask255.255.240.0
Proposed custom subnet mask255.255.11
Number of subnets supported14
Maximum number of host IDs per subnet4094
Subnet IDs (don’t include the invalid subnets)
What is the first subnet ID?

Worth 5 points

 

 22. 

Required # of physical segments12
Max # of hosts per segment500
Network address191.32.0.0
Default subnet mask255.255.240.0
Proposed custom subnet mask255.255.11
Number of subnets supported14
Maximum number of host IDs per subnet4094
Subnet IDs (don’t include the invalid subnets)
What is the first host address?

Worth 5 points

 

 23. 

Required # of physical segments12
Max # of hosts per segment500
Network address191.32.0.0
Default subnet mask255.255.240.0
Proposed custom subnet mask255.255.11
Number of subnets supported14
Maximum number of host IDs per subnet4094
Subnet IDs (don’t include the invalid subnets)
What is the last host address?

Worth 5 points

 

Completion
Complete each statement.
 

 24. 

Convert 37 into binary.     
 

 

 25. 

Convert the IP address 10.10.6.24 into binary.
 

 

 26. 

Which decimal value is represented by 11110000?
 

 

 27. 

Which decimal value is represented by 11100100?
 

 

 28. 

What is the default subnet mask for a class c address?
 

 

 29. 

What is the default subnet mask for a class a IP address?
 

 

 30. 

What is the default subnet mask for a class b IP address?
 

 

 31. 

192.168.1.2 is a class ______ address.
 

 

 32. 

13.254.6.21 is a class ____ address.
 

 

 33. 

191.32.6.21 is a class ____ address.
 

 

Matching
 
 
Match the Address or Subnet to its class.
a.
Class A
e.
Class E
b.
Class B
f.
Broadcast
c.
Class C
g.
Default Network
d.
Class D
h.
Loopback
 

 34. 

127.0.0.1
 

 35. 

Reserved for multicasts
 

 36. 

15.26.85.56
 

 37. 

193.5.224.34
 

 38. 

45.85.169.22
 

 39. 

Experimental address group
 

 40. 

0.0.0.0
 

 41. 

255.255.255.255
 

 42. 

255.0.0.0 is the default subnet mask for this class of addresses
 

 43. 

255.255.255.0 is the default subnet mask for this class of addresses
 

 44. 

255.255.0.0 is the default subnet mask for this class of addresses
 

 45. 

122.56.45.251
 

 46. 

220.25.35.1
 

 47. 

191.168.2.3
 



 
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