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QUESTION 50
Which option is a valid IPv6 address?
A. 2001:0000:130F::099a::12a
B. 2002:7654:A1AD:61:81AF:CCC1
C. FEC0:ABCD:WXYZ:0067::2A4
D. 2004:1:25A4:886F::1
Answer: D
Section: Chapter 13: IPv6
Explanation/Reference:
QUESTION 51
How many bits are contained in each field of an IPv6 address?
A. | 24 |
B. | 4 |
C. | 8 |
D. | 16 |
Answer: D
Section: Chapter 13: IPv6
Explanation/Reference:
QUESTION 52
Which layer of the OSI reference model uses the hardware address of a device to ensure message delivery to the proper host on a LAN?
A. physical B. data link C. network D. transport
Answer: B
Section: Chapter 1: Introduction
Explanation/Reference:
QUESTION 53
Which layer of the OSI reference model uses flow control, sequencing, and acknowledgements to ensure that reliable networking occurs?
A. data link B. network C. transport
D. presentation
E. physical
Answer: C
Section: Chapter 1: Introduction
Explanation/Reference:
QUESTION 54
What is the principle reason to use a private IP address on an internal network?
A. Subnet strategy for private companies.
B. Manage and scale the growth of the internal network.
C. Conserve public IP addresses so that we do not run out of them. D. Allow access reserved to the devices.
Answer: C
Section: Chapter 3: IP Addressing and VLSM
Explanation/Reference:
QUESTION 55
Which IP address can be assigned to an Internet interface?
A. | 10.180.48.224 |
B. | 9.255.255.10 |
C. | 192.168.20.223 |
D. | 172.16.200.18 |
Answer: B
Section: Chapter 3: IP Addressing and VLSM
Explanation/Reference:
QUESTION 56
What will happen if a private IP address is assigned to a public interface connected to an ISP?
A. Addresses in a private range will be not routed on the Internet backbone. B. Only the ISP router will have the capability to access the public network.
C. The NAT process will be used to translate this address in a valid IP address. D. Several automated methods will be necessary on the private network.
E. A conflict of IP addresses happens, because other public routers can use the same range.
Answer: A
Section: Chapter 3: IP Addressing and VLSM
When is it necessary to use a public IP address on a routing interface?
A. Connect a router on a local network. B. Connect a router to another router.
C. Allow distribution of routes between networks. D. Translate a private IP address.
E. Connect a network to the Internet.
Answer: E
Section: Chapter 3: IP Addressing and VLSM
Explanation/Reference:
QUESTION 58
What is the first 24 bits in a MAC address called?
A. NIC B. BIA C. OUI D. VAI
Answer: C
Section: Chapter 1: Introduction
Explanation/Reference:
QUESTION 59
In an Ethernet network, under what two scenarios can devices transmit? (Choose two.)
A. when they receive a special token
B. when there is a carrier
C. when they detect no other devices are sending
D. when the medium is idle
E. when the server grants access
Answer: CD
Section: Chapter 1: Introduction
Explanation/Reference:
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