Q. How many bits are used for the network portion in a Class B IP address?
Solution
In a Class B IP address, the first 16 bits are used for the network portion, allowing for a large number of hosts.
Correct Answer:
B
— 16
Learn More →
Q. In CIDR notation, what does /16 signify?
-
A.
255.255.0.0 subnet mask
-
B.
65,536 possible addresses
-
C.
A Class B network
-
D.
All of the above
Solution
CIDR notation /16 indicates a subnet mask of 255.255.0.0, allowing for 65,536 possible addresses, typically associated with Class B networks.
Correct Answer:
D
— All of the above
Learn More →
Q. In CIDR notation, what does a /24 subnet indicate?
-
A.
255.255.255.0
-
B.
255.255.0.0
-
C.
255.0.0.0
-
D.
255.255.255.255
Solution
CIDR notation /24 corresponds to a subnet mask of 255.255.255.0, which allows for 256 addresses in the subnet.
Correct Answer:
A
— 255.255.255.0
Learn More →
Q. What does the term 'subnetting' refer to?
-
A.
Dividing a network into smaller networks
-
B.
Combining multiple networks into one
-
C.
Changing the IP address of a device
-
D.
None of the above
Solution
Subnetting refers to the practice of dividing a larger network into smaller, more manageable sub-networks.
Correct Answer:
A
— Dividing a network into smaller networks
Learn More →
Q. What is the broadcast address for the subnet 192.168.1.0/24?
-
A.
192.168.1.255
-
B.
192.168.1.0
-
C.
192.168.1.1
-
D.
192.168.1.254
Solution
The broadcast address for the subnet 192.168.1.0/24 is 192.168.1.255, used to send data to all hosts in that subnet.
Correct Answer:
A
— 192.168.1.255
Learn More →
Q. What is the function of a default gateway in a subnet?
-
A.
To route traffic within the subnet
-
B.
To connect to the internet
-
C.
To assign IP addresses
-
D.
To manage network security
Solution
The default gateway is used to route traffic from a local subnet to destinations outside the subnet, typically to the internet.
Correct Answer:
B
— To connect to the internet
Learn More →
Q. What is the maximum number of hosts that can be addressed in a /24 subnet?
-
A.
254
-
B.
256
-
C.
512
-
D.
128
Solution
A /24 subnet provides 256 IP addresses, but 2 are reserved (network and broadcast), leaving 254 usable addresses for hosts.
Correct Answer:
A
— 254
Learn More →
Q. What is the maximum number of hosts that can be addressed in a subnet with a /26 prefix?
-
A.
62
-
B.
64
-
C.
126
-
D.
128
Solution
A /26 subnet provides 64 IP addresses, but 2 are reserved (network and broadcast), leaving 62 usable host addresses.
Correct Answer:
A
— 62
Learn More →
Q. What is the primary benefit of using private IP addresses?
-
A.
They are routable on the internet
-
B.
They conserve public IP addresses
-
C.
They provide better security
-
D.
They are easier to remember
Solution
Private IP addresses are not routable on the internet, allowing organizations to conserve public IP addresses while using them internally.
Correct Answer:
B
— They conserve public IP addresses
Learn More →
Q. What is the purpose of the subnetting process in network design?
-
A.
To create larger broadcast domains
-
B.
To enhance security and manageability
-
C.
To reduce the number of IP addresses used
-
D.
To eliminate the need for routers
Solution
Subnetting enhances security and manageability by creating smaller, isolated networks that can be controlled more effectively.
Correct Answer:
B
— To enhance security and manageability
Learn More →
Q. Which of the following IP address ranges is designated for private use?
-
A.
192.168.0.0 - 192.168.255.255
-
B.
172.16.0.0 - 172.31.255.255
-
C.
10.0.0.0 - 10.255.255.255
-
D.
All of the above
Solution
All the listed IP address ranges are designated for private use according to RFC 1918.
Correct Answer:
D
— All of the above
Learn More →
Q. Which of the following IP address ranges is reserved for private networks?
-
A.
192.168.0.0 - 192.168.255.255
-
B.
10.0.0.0 - 10.255.255.255
-
C.
172.16.0.0 - 172.31.255.255
-
D.
All of the above
Solution
All the listed ranges are designated for private networks as per RFC 1918.
Correct Answer:
D
— All of the above
Learn More →
Q. Which of the following is a valid subnet mask for a Class C IP address?
-
A.
255.255.255.0
-
B.
255.255.0.0
-
C.
255.0.0.0
-
D.
255.255.255.255
Solution
A Class C IP address typically uses a subnet mask of 255.255.255.0, allowing for 256 addresses in the subnet.
Correct Answer:
A
— 255.255.255.0
Learn More →
Showing 1 to 13 of 13 (1 Pages)