Identify the command to determine if CDP is enabled?
A.) show enable cdp
B.) show cdp enabled
C.) show cdp run
D.) show cdp
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what is the high order bit in class a 1 11 110 10 mine answer 1
Repeaters work at which layer of the OSI model? A.) Network B.) Session C.) Transport D.) Physical
When a Distance Vector routing protocol detects that a connected network has gone down, it sends out a special routing update packet, telling all directly connected routers that the distance to the dead network is infinity. This is an example of which routing technology? A.) ICMP. B.) Only Link State routing protocols have this intelligence. C.) Triggered updates. D.) Garrison-4. E.) Split Horizon. F.) Poison Reverse.
When the router runs out of buffer space, this is called ________. A. Source Quench B. Redirect C. Information Request D. Low Memory
Which protocols do periodically updates?
what is AD Value?
Which of the following provide correct information about a protocol at the transport layer of the OSI model? A.) UDP - Provides Connectionless datagrams service B.) TCP - Provides Connection Oriented Services C.) SMTP - Provides Mail Exchange D.) IP - Route determination E.) TCP - Provides Flow Control and Error Checking F.) FTP - Transfers of Files
Identify the 3 guidelines for routers in the same autonomous system? A.) Must be configured for IGRP or RIP B.) Interconnected C.) Assigned the same autonomous system number D.) Configured for the same routing protocol E.) Must be same model of router
Which device works at the Network Layer of the OSI model? Router Switch Bridge Hub
Which protocol for PPP provides load balancing across multiple links? A. Multilink Protocol (MP) B. Quality C. Magic Number D. Stacker E. Predictor
what is the difference between a ‘half-duplex’ and a ‘full-duplex’ system?
We have one router,we r using two routing protocol eigrp 90 net 1.1.1.0/16, ospf 110 net 1.1.1.0/24 on same router, Is it possible?
CCNA 
