CCNA Networks Endterm Exam

An administrator wants to create four subnetworks from the network address 192.168.1.0/24. What is the network address and subnet mask of the third usable subnet?

• Subnetwork 192.168.1.32, Subnet Mask 255.255.255.240

• Subnetwork 192.168.1.92, Subnet Mask 255.255.255.192

• Subnetwork 192.168.1.64, Subnet Mask 255.255.255.192

• Subnetwork 192.168.1.128, Subnet Mask 255.255.255.192

How many bits must be borrowed from the host portion of an address to accommodate a router with four connected networks?

• 1

• 2

• 3

• 4

How many host addresses are available on the 192.168.128.128/27 network?

• 30

• 28

• 62

• 32

What three blocks of addresses are defined by RFC 1918 for public network use? (Выберите три ответа)

• 10.0.0.0/8

• 169.254.0.0/16

• 172.16.0.0/12

• 192.168.0.0/16

What is the broadcast address for network 172.16.16.0/23?

• 172.16.16.0

• 172.16.17.255

• 172.16.18.255

• 172.16.255.255

Which subnet mask would accommodate 30 hosts?

• 255.255.255.0

• 255.255.255.128

• 255.255.255.224

• 255.255.255.240

What is the usable number of host IP addresses on a network with a /28 mask?

• 256

• 254

• 14

• 62

Which address prefix range is reserved for IPv4 loopback?

• 240.0.0.0 - 254.255.255.255

• 224.0.0.0 - 239.255.255.255

• 169.254.0.0 - 169.254.255.255

• 127.0.0.0 - 127.255.255.255

Why would the IP address 209.165.201.10 not work for videoconferencing?

• This is a loopback address.

• This is a link-local address.

• This is a private IP address.

• There is an IP address conflict.

Which three addresses are valid private addresses? (Выберите три ответа)

• 198.133.219.17

• 192.168.1.245

• 10.15.250.5

• 172.31.1.25