Which of the following describes isdn bri servie?

Q. 259

A.2d+b

B.23d+b

C.2b+d

D.23b+d

Answer: C

Q. 260

What type of switching create variable latency through the switch?

A.Store-and-forward

B.Cut-through

C.Fragment-free

Answer: A

Q. 261

Which of the following are used to prevent routing loops in network that use distance vector routing protocols? (Choose two.)

A.link-state advertisement (ISA)

B.Spanning Tree Protocol

C.shortest path first tree

D.split horizon

E.hold-down timers

Answer: D, E

Q. 262

Leading the way in IT testing and certification tools, www.testking.com

- 153 -