Host
Switch
Printer
Repeater
The LAN needs are expanding at the Testking corporate office, which is quickly growing. You are instructed to enlarge the area covered by a single LAN segment on the TestKing network.Which of the following are layer 1 devices that you can use?（）A. A switch.B. A router.C. A network adapter card.D. A hub.E. A repeater.
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Which component should you use to reduce collision issues on a large LAN?（）A、SwitchB、RepeaterC、PrinterD、Host
Which component should you use to reduce collision issues on a large LAN?（）A、HostB、SwitchC、PrinterD、Repeater
Which connections allow the use of full-duplex Ethernet?（）A、Switch to hostB、Switch to switchC、Hub to hubD、Switch to hubE、Host to host
Which of the following devices is used to connect a WAN to a LAN?（）A、Basic routerB、Basic switchC、BridgeD、Repeater
Which of the following devices could be configured as a DHCP server?（）A、Wireless routerB、Unmanaged switchC、HubD、Repeater
Which of the following options best justifies why a DNS server should be run in a large network system？（）A、To use ftp and telnetB、To perform NFS mountsC、To make /etc/hosts files unnecessaryD、To reduce network traffic and save bandwidth
