Cisco Certification IP Address

Instructions:

• Answer 31 questions in 15 minutes.
• If you are not ready to take this test, you can study here.
• Match each statement with the correct term.
• Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.

1. What is the default subnet mask for a Class D IP Address?
Network address & Host address
N/a
Private Use Class C
Class A (00000001--01111110 binary)


2. What is 192.168.0.0 to 192.168.255.255 reserved for? reserved for?
192-223 (11000000--11011111 binary)
Private Use Class C
255.0.0.0
255.255.0.0


3. What is the default subnet mask for a Class B IP Address?
1-126 (00000001--01111110 binary)
Network address & Host address
255.255.0.0
Class A (00000001--01111110 binary)


4. What is 127.16.0.0 to 127.31.255.255 reserved for?
N/a
Private Use Class B
255.255.255.0
240-255 (11110000--11111111 binary)


5. What are Class E addresses reserved for?
Experimental Use
The range of IP addresses available to be assigned to network hosts.Example: Class A 115.0.0.0=host range 115.0.0.1 to 115.255.255.254. Class B 154.90.0.0=host range 154.90.0.1 to 154.90.255.254. Class C 221.65.244.0=host range 221.65.244.1 to 221.65
Loopback
255.255.0.0


6. What are the two parts of an IP address?
1-126 (00000001--01111110 binary)
The Broadcast address for the associated network.
Network address & Host address
The range of IP addresses available to be assigned to network hosts.Example: Class A 115.0.0.0=host range 115.0.0.1 to 115.255.255.254. Class B 154.90.0.0=host range 154.90.0.1 to 154.90.255.254. Class C 221.65.244.0=host range 221.65.244.1 to 221.65


7. If the first bit of the first octet is '0' what type of address is it?
Class A (00000001--01111110 binary)
Network address & Host address
Routers connected to the Internet typically filter messages within these ranges and prevent them from being propagated to the Internet.
Private Use Class B


8. In addition to setting the Host address to All 1s - what other formats/short cuts might you see for hosts on this network?


9. What is the characturistic of a network address?


10. What is the IP address range for Class E?
240-255 (11110000--11111111 binary)
N/a
Setting the Network address to all 0s designation means 'the broadcast address for this network.' (0.0.255.255 ) - 255.255.255.255 indicates a broadcast message intended for all hosts on this network
Loopback


11. What is the IP address range for Class C?
Class D (11100000--11101111 binary)
192-223 (11000000--11011111 binary)
The network address is first followed by 0's. examples: Class A network address: 115.0.0.0 - Class B network address: 154.90.0.0 - Class C network address: 221.65.244.0
255.0.0.0


12. What do you get if you set the Host address to all one?
Class C (11000000--11011111 binary)
1-126 (00000001--01111110 binary)
255.255.255.0
The Broadcast address for the associated network.


13. What is the default subnet mask for a Class C IP Address?
Routers connected to the Internet typically filter messages within these ranges and prevent them from being propagated to the Internet.
Private Use Class C
255.255.255.0
192-223 (11000000--11011111 binary)


14. What is the Broadcast address used for?
192-223 (11000000--11011111 binary)
Routers connected to the Internet typically filter messages within these ranges and prevent them from being propagated to the Internet.
The network address is first followed by 0's. examples: Class A network address: 115.0.0.0 - Class B network address: 154.90.0.0 - Class C network address: 221.65.244.0
To send messages to all hosts on the network at the same time.


15. What is the IP address range for Class B?
128-191 (10000000--10111111 binary)
Used by routers to specify the 'default' route. Generic value reduces the number of routing table entries. Some older routers use this address as a broadcast address.
255.255.255.0
255.255.0.0


16. What is the IP address range for Class D?
Multicast groups
224-239 (11100000--11101111 binary)
N/a
Class B (10000000--10111111 binary)


17. What is the default subnet mask for a Class A IP Address?
255.0.0.0
The Host address on the local network?
The range of IP addresses available to be assigned to network hosts.Example: Class A 115.0.0.0=host range 115.0.0.1 to 115.255.255.254. Class B 154.90.0.0=host range 154.90.0.1 to 154.90.255.254. Class C 221.65.244.0=host range 221.65.244.1 to 221.65
Private Use Class C


18. If the first bits of the first octet are '1111' what type of address is it?
Class E (11110000--11111111 binary)
255.255.255.0
To send messages to all hosts on the network at the same time.
Private Use Class B


19. What is an address of 0.0.0.0 used for?


20. How do routers generally handle Private use addresses?
Multicast groups
Routers connected to the Internet typically filter messages within these ranges and prevent them from being propagated to the Internet.
Private Use Class B
240-255 (11110000--11111111 binary)


21. What do you get when you set the Network portion of the address to 0s?
N/a
The Host address on the local network?
192-223 (11000000--11011111 binary)
Class A (00000001--01111110 binary)


22. What does the subnet mask and/or the address class specify?
Multicast groups
The network address is first followed by 0's. examples: Class A network address: 115.0.0.0 - Class B network address: 154.90.0.0 - Class C network address: 221.65.244.0
255.255.0.0
The range of IP addresses available to be assigned to network hosts.Example: Class A 115.0.0.0=host range 115.0.0.1 to 115.255.255.254. Class B 154.90.0.0=host range 154.90.0.1 to 154.90.255.254. Class C 221.65.244.0=host range 221.65.244.1 to 221.65


23. What is 127.0.0.0 reserved for?
Private Use Class A
192-223 (11000000--11011111 binary)
255.0.0.0
Loopback


24. What is the default subnet mask for a Class E IP Address?
240-255 (11110000--11111111 binary)
Experimental Use
N/a
The network address is first followed by 0's. examples: Class A network address: 115.0.0.0 - Class B network address: 154.90.0.0 - Class C network address: 221.65.244.0


25. If the first bits of the first octet are '1110' what type of address is it?
255.255.255.0
Class D (11100000--11101111 binary)
The network address is first followed by 0's. examples: Class A network address: 115.0.0.0 - Class B network address: 154.90.0.0 - Class C network address: 221.65.244.0
Experimental Use


26. What is 10.0.0.0 to 10.255.255.55 reserved for?
The network address is first followed by 0's. examples: Class A network address: 115.0.0.0 - Class B network address: 154.90.0.0 - Class C network address: 221.65.244.0
Loopback
Private Use Class A
The Broadcast address for the associated network.


27. If the first bits of the first octet are '10' what type of address is it?
The Broadcast address for the associated network.
Class B (10000000--10111111 binary)
Class C (11000000--11011111 binary)
Class E (11110000--11111111 binary)


28. If the first bits of the first octet are '110' what type of address is it?
N/a
128-191 (10000000--10111111 binary)
Used by routers to specify the 'default' route. Generic value reduces the number of routing table entries. Some older routers use this address as a broadcast address.
Class C (11000000--11011111 binary)


29. What are Class D addresses reserved for?
Multicast groups
Loopback
Class C (11000000--11011111 binary)
Private Use Class B


30. What do you see in a Broadcast address regardless of format?
Used by routers to specify the 'default' route. Generic value reduces the number of routing table entries. Some older routers use this address as a broadcast address.
The last octet is 255. (Verify)
N/a
128-191 (10000000--10111111 binary)


31. What is the IP address range for Class A?
The Host address on the local network?
Private Use Class B
1-126 (00000001--01111110 binary)
Private Use Class C