10.5

Question 1

Which range of link-local addresses can be assigned to an IPv6-enabled interface?
	FEC0::/10
	FDEE::/7
	FE80::/10
	FF00::/8

Answer 1

 FE80::/10*

Question 2

Which three addresses are valid public addresses? (Choose three.)
	198.133.219.17
	192.168.1.245
	10.15.250.5
	128.107.12.117
	192.15.301.240
	64.104.78.227

Answer 2

 198.133.219.17*
 128.107.12.117*
 64.104.78.227 *

Question 3

Refer to the exhibit. On the basis of the output, which two statements about network connectivity are correct? (Choose two.)

 There is connectivity between this device and the device at 192.168.100.1.
 The connectivity between these two hosts allows for videoconferencing calls.
 There are 4 hops between this device and the device at 192.168.100.1.
 The average transmission time between the two hosts is 2 milliseconds.
 This host does not have a default gateway configured.

Answer 3

 There is connectivity between this device and the device at 192.168.100.1.*
 There are 4 hops between this device and the device at 192.168.100.1.*

Question 4

What type of IPv6 address is FE80::1?
	loopback
	link-local
	multicast
	global unicast

Answer 4

 link-local*

Question 5

How many valid host addresses are available on an IPv4 subnet that is configured with a /26 mask?
	254
	190
	192
	62
	64

Answer 5

 62*

Question 6

A site administrator has been told that a particular network at the site must accommodate 126 hosts. Which subnet mask would be used that contains the required number of host bits?
	255.255.255.0
	255.255.255.128
	255.255.255.224
	255.255.255.240

Answer 6

 255.255.255.128*

Question 7

A network administrator wants to have the same subnet mask for three subnetworks at a small site. The site has the following networks and numbers of devices:
Subnetwork A: IP phones – 10 addresses
Subnetwork B: PCs – 8 addresses
Subnetwork C: Printers – 2 addresses
What single subnet mask would be appropriate to use for the three subnetworks?
	255.255.255.0
	255.255.255.240
	255.255.255.248
	255.255.255.252

Answer 7

 255.255.255.240*

Question 8

How many hosts are addressable on a network that has a mask of 255.255.255.248?
	2
	6
	8
	14
	16
	254

Answer 8

 6*

Question 9

Which subnet would include the address 192.168.1.96 as a usable host address?
 192.168.1.64/26
 192.168.1.32/27
 192.168.1.32/28

Answer 9

 192.168.1.64/26*

Question 10

What subnet mask is needed if an IPv4 network has 40 devices that need IP addresses and address space is not to be wasted?
	255.255.255.0
	255.255.255.128
	255.255.255.192
	255.255.255.224
	255.255.255.240

Answer 10

 255.255.255.192*