Choose three reasons why the networking industry uses a layered
model:
A.) It facilitates systematic troubleshooting
B.) It allows changes in one layer to occur without changing
other layers
C.) It allows changes to occur in all layers when changing
one protocol
D.) It clarifies how to do it rather than what general
function to be done
E.) It clarifies what general function is to be done rather
than how to do
it
When discussing static routes, what is the gateway parameter used for? A.) Determining the dynamic route B.) Defining the subnet C.) Defining the Administrative Distance D.) Determining the next hop
Which mathematically form used inipv6?
When would you use ISDN? A.) To connect LANs using POTS B.) To support applications requiring voice, data, and video C.) When you need a consistent and very high rate of data speed D.) To connect to IBM mainframes
What is segmentation and fragmentation?
What is the utility of ping?
What is the connection oriented protocol in the TCP/IP protocol stack? A. IP B. UDP C. TCP D. DNS E. OSPF
Identify 3 characteristics of an IP address? A.) Contains a network portion and a host portion B.) 32 bits long C.) Unique to each network D.) Part of the default Cisco configuration E.) Referred to as the hardware address
Given the following IP address from the Class B address range 172.35.21.12. Your network plan requires no more than 126 hosts on a shored. Which value should you use as the subnet mask? A. 255.255.0.0 B. 255.255.128.0 C. 255.255.126.0 D. 255.255.255.128 E. 255.255.255.252
Give some benefits of LAN switching.
Which two statements about IP RIP are true? (Choose two) A. It limits hop counts to 31 B. It is a link state routing protocol C. It uses autonomous system numbers D. It is capable of load sharing over multiple paths E. It uses bandwidth as the metric for path selection F. It broadcasts updates every 30 seconds by default
Which layer defines the physical topology? A.) Application B.) Transport C.) Network D.) Data Link E.) Physical F.) Session
When using access lists, it is important where those access lists are placed. Which statement best describes access list placement? A. Put standard access lists as near the destination as possible. Put extended access lists as close to the source as possible. B. Put extended access lists as near the destination as possible. Put standard access lists as close to the source as possible. C. It isn't import where access lists are placed since the router will read and cache the whole list. D. Put access lists as close to corporate headquarters as possible.