Computer Networking
When UPC is used, the price of the item is located

in computer storage
on the item and on the shelf
None of these
on the shelf and in computer storage
on the item

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Computer Networking
What is the purpose of Spanning Tree Protocol in a switched LAN?

To prevent routing loops in networks with redundant paths
To create collision domains
To manage the VLAN database across multiple switches
To prevent switching loops in networks with redundant switched paths
To provide a mechanism for network monitoring in switched environments

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