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70-742 Practice Test | What do you use to create VLANs…

Question: 5

What do you use to create VLANs

A. router
B. switch
C. firewall
D. proxy server

Answer: B


Section Reference: Identifying Types of LANs
Explanation: Switches usually control the VLAN. Like subnetting, a VLAN compartmentalizes a network and can isolate traffic.

70-742 | What is the most common central device used…

Question: 1

What is the most common central device used today to connect computers to a network?

A. hub
B. switch
C. SOHO router
D. VPN router

Answer: B


Hubs are considered legacy devices and have been replaced by switches. Switches allow multiple computers to connect together. The advantage of a switch over a hub is that it can handle several conversations at the same time.