[2017 PDF free download] Download Cisco 640-911 Exams,640-911 PDF Dumps – Free try
Download Cisco 640-911 Exams,640-911 PDF Dumps – Free try
QUESTION 1
Which two networking devices operate at Layer 1 of the OSI model? (Choose two.)
A. Repeater
B. Bridge
C. Switch
D. Router
E. Hub
Correct Answer: AE
QUESTION 2
Which two networking devices forward data based on destination MAC address? (Choose two.)
A. Repeater
B. Bridge
C. Switch
D. Router
E. Hub
Correct Answer: BC
QUESTION 3
Which two network topologies are the most popular in switching? (Choose two.)
A. Bus
B. Token passing bus
C. Star
D. Extended star
E. Ring
Correct Answer: CD
QUESTION 4
Which device would you select to partition a network into VLANs?
A. repeater
B. bridge
C. switch
D. router
E. hub
Correct Answer: C
QUESTION 5
At which layer of the OSI model doesTCP operate?