TELECOMMUNICATIONS SYSTEMS
HOW STAR BUS RING MESH TOPOLOGY CONNECT COMPUTER NETWORKS IN ORGANIZATIONS
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
Which of the following is the correct default subnet mask for a class C networks?
|
|
255.255.255.224
|
|
|
255.255.255.0
|
|
|
255.255.0.0
|
|
|
255.0.0.248
|
Explanation:
Detailed explanation-1: -Class C networks use a default subnet mask of 255.255.255.0 and have 192-223 as their first octet. The address 192.168.123.132 is a class C address.
Detailed explanation-2: -A network with a subnet mask of 255.255. 255.255 puts each device inside its own subnet, forcing them to communicate with the router before communicating with any other device.
Detailed explanation-3: -In IPv4, the subnet mask 255.255. 255.0 is 32 bits and consists of four 8-bit octets.
There is 1 question to complete.