Test your basic knowledge |

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 A IP Address?
255.0.0.0
Network address & Host address
Loopback
Class C (11000000--11011111 binary)

2. What is an address of 0.0.0.0 used for?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

3. What is 127.0.0.0 reserved for?
Loopback
Class B (10000000--10111111 binary)
Class A (00000001--01111110 binary)
The last octet is 255. (Verify)

4. What is 127.16.0.0 to 127.31.255.255 reserved for?
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
Class C (11000000--11011111 binary)
255.0.0.0
Private Use Class B

5. What are the two parts of an IP address?
To send messages to all hosts on the network at the same time.
The Broadcast address for the associated network.
Network address & Host address
Private Use Class B

6. What is the IP address range for Class E?
240-255 (11110000--11111111 binary)
The last octet is 255. (Verify)
Class A (00000001--01111110 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

7. How do routers generally handle Private use addresses?
Routers connected to the Internet typically filter messages within these ranges and prevent them from being propagated to the Internet.
255.255.0.0
128-191 (10000000--10111111 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

8. What are Class E addresses reserved for?
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.
255.255.0.0
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

9. If the first bits of the first octet are '1111' what type of address is it?
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
Class E (11110000--11111111 binary)
Experimental Use
Private Use Class B

10. What is the default subnet mask for a Class E IP Address?
Private Use Class A
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
N/a
Multicast groups

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

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

12. What does the subnet mask and/or the address class specify?
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
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 A (00000001--01111110 binary)
255.255.0.0

13. If the first bits of the first octet are '1110' what type of address is it?
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 D (11100000--11101111 binary)
The last octet is 255. (Verify)
Class E (11110000--11111111 binary)

14. What is the Broadcast address used for?
To send messages to all hosts on the network at the same time.
Network address & Host address
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

15. What is the IP address range for Class A?
N/a
Class E (11110000--11111111 binary)
1-126 (00000001--01111110 binary)
The Broadcast address for the associated network.

16. What do you get when you set the Network portion of the address to 0s?
1-126 (00000001--01111110 binary)
The Host address on the local network?
255.0.0.0
Class E (11110000--11111111 binary)

17. What are Class D addresses reserved for?
N/a
Multicast groups
128-191 (10000000--10111111 binary)
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

18. If the first bits of the first octet are '10' what type of address is it?
N/a
Private Use Class A
255.255.0.0
Class B (10000000--10111111 binary)

19. If the first bits of the first octet are '110' what type of address is it?
Class C (11000000--11011111 binary)
Experimental Use
The Host address on the local network?
128-191 (10000000--10111111 binary)

20. What is the IP address range for Class D?
224-239 (11100000--11101111 binary)
128-191 (10000000--10111111 binary)
N/a
To send messages to all hosts on the network at the same time.

21. What is the IP address range for Class C?
192-223 (11000000--11011111 binary)
Class E (11110000--11111111 binary)
255.255.255.0
The Broadcast address for the associated network.

22. 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.
240-255 (11110000--11111111 binary)
The last octet is 255. (Verify)
Private Use Class C

23. What is 10.0.0.0 to 10.255.255.55 reserved for?
Experimental Use
To send messages to all hosts on the network at the same time.
Private Use Class A
Network address & Host address

24. What is the default subnet mask for a Class B IP Address?
The Host address on the local network?
240-255 (11110000--11111111 binary)
Private Use Class B
255.255.0.0

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

26. What is the characturistic of a network address?

Warning: Invalid argument supplied for foreach() in /var/www/html/basicversity.com/show_quiz.php on line 183

27. What is the IP address range for Class B?
Routers connected to the Internet typically filter messages within these ranges and prevent them from being propagated to the Internet.
128-191 (10000000--10111111 binary)
255.255.0.0
192-223 (11000000--11011111 binary)

28. What is the default subnet mask for a Class D IP Address?
Experimental Use
N/a
Class B (10000000--10111111 binary)
Private Use Class A

29. What do you get if you set the Host address to all one?
192-223 (11000000--11011111 binary)
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
N/a
The Broadcast address for the associated network.

30. What is the default subnet mask for a Class C IP Address?
255.255.255.0
N/a
Loopback
Private Use Class C

31. If the first bit of the first octet is '0' what type of address is it?
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
Private Use Class A
Class A (00000001--01111110 binary)
The Broadcast address for the associated network.