Here are the answers to Thursday's Cisco CCNA and CCNP practice questions. More questions later today!

CCNA:

A device boots up and has no IP address. Which of the following two protocols will assign an IP address to such a device?

A. ARP

B. Inverse ARP

C. Reverse ARP

D. DHCP

E. SMTP

F. RARP

Answer: C, D, F. Reverse ARP will do this (RARP), as well as the much more popular DHCP.


CCNP / BSCI:

OSPF uses which of the following formulas to calculate an interface's cost?

A. 100,000,000 / BW in MBPS

B. 100,000,000 / BW in KBPS

C. 100,000,000 / BW in BPS

D. There is no calculation; OSPF interface costs are static.

Answer: C. The value is 100,000,000 divided by the bandwidth of the interface in BPS.


CCNP / BCMSN:

How can you change the speed of 12 ports while typing "speed 100" only once?

A. With the interface all command.

B. With the global port command.

C. With the interface range command.

D. With the IOS all command.


Answer: C. Use the interface range command as shown below.

SW1(config)#interface range fast 0/1 - 12
SW1(config-if-range)#speed 100


CCNP / BCRAN:

Which of the following is true of Frame Relay?

A. It's a packet-switching technology.

B. It's a circuit-switching technology.

C. It's considered more efficient than ISDN.

D. It's considered less efficient than ISDN.


Answer: A, C. Frame Relay is a packet-switching technology, and as such is considered more efficient than the circuit-switching ISDN.


See you later today with more questions! And there are also several new CCNP tutorials over on the website - check 'em out!

To your Cisco certification success,

Chris Bryant
CCIE #12933
www.thebryantadvantage.com