Review Questions
175
A.
255.255.255.252
B.
255.255.255.128
C.
255.255.0.0
D.
255.255.255.192
17.
Which of the following is a correct ping to a host?
A.
Router>ping 172.16.0.0
B.
Router#ping 172.16.25.255
C.
Router>ping 172.16.10.2
D.
Router#ping 172.16.2.256
18.
If you have a 12-bit subnet mask, which of the following is a valid host
range for the IP address 172.16.10.33?
A.
163
B.
3346
C.
3347
D.
1254
19.
If you are using a Class C network ID with two subnets and need
31 hosts per network, which of the following masks should you use?
A.
255.255.255.0
B.
255.255.255.192
C.
255.255.255.224
D.
255.255.255.248
20.
Which of the following are true? (Choose two.)
A.
TCP is connection-oriented but doesn't use flow control.
B.
IP is not necessary on all hosts that use TCP.
C.
ICMP must be implemented by all TCP/IP hosts.
D.
ARP is used to find a hardware address from a known IP address.
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