Sunday's Free CCNA And CCNP Questions And Answers

CCNA:

When a frame enters a switch, the first value the switch looks at is the:

A. source IP address

B. destination IP address

C. source MAC address

D. destination MAC address

ANSWER: A. The switch will look at the source MAC address before anything else.



BSCI:

Which of the following network topologies is best suited for ODR?

A. hub-and-spoke

B. broadcast

C. point-to-point

D. point-to-multipoint

ANSWER: A. On-Demand Routing (ODR) isn't just best suited for a hub-and-spoke network, but that's the only network ODR is suited for.


BCMSN:

What protocol uses the mulicast address 01-80-c2-00-00-00?

A. CDP

B. TCP

C. STP

D. HDLC

E. PPP

ANSWER: C. More specifically, this is the multicast address used for Bridge Protocol Data Unit (BPDU) transmission.