Computer Networking
You want to improve network performance by increasing the bandwidth available to hosts and limit the size of the broadcast domains. Which of the following options will achieve this goal?

Bridges
Managed hubs
Switches
Switches configured with VLANs

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Computer Networking
The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide?

A logical address that identifies the workstation
A physical address that is randomly assigned each time the computer is started
A physical address that is assigned by the manufacturer
The logical domain address for the workstation
An alias for the computer name

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