CCNA Guide to Cisco Networking – Session 2 , Dr.Hahamdar

1. Routers operate at which layer of the OSI model?

a. Data Link

b. Presentation

c. Session

d. Network

2. Bridges operate at which layer of the OSI model?

a. Network

b. Data Link

c. Session

d. Transport

3. Bridges provide which of the following benefits? (Choose all that apply.)

a. Reduced network traffic

b. Reduced broadcast traffic

c. Minimized collisions

d. Faster response time than repeaters

4. Which of the following is an appropriate description of a broadcast storm?