CCNA Q&A Test 640-802 Q&A 380&384

Your network uses the172.12.0.0 class B address. You need to support 459 hosts per subnet, while accommodating the maximum number of subnets. Which mask would you use?

Using a subnet mask of 255.255.255.224, which of the IP addresses below can you assign to the hosts on this subnet? (Select all that apply)

Your ISP has assigned you the following IP address and subnet mask: IP address: 199.141.27.0 Subnet mask: 255.255.255.240 Which of the following addresses can be allocated to hosts on the resulting subnet? (Select all that apply)

The IP network 210.106.14.0 is subnetted using a /24 mask. How many usable networks and host addresses can be obtained from this?

Given that you have a class B IP address network range, which of the subnet masks below will allow for 100 subnets with 500 usable host addresses per subnet?