Computer Networking
What frequency range is used for TV transmission and low power microwave applications?

Medium Frequency : 300 kHz to 3 MHz
Super High Frequency : 3000 MHz to 30000 MHz
Ultra High Frequency : 300 MHz to 3000 MHz
None of these
Very Low Frequency : 3 kHz to 30 kHz

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Computer Networking
Which of the following access lists will allow only HTTP traffic into network 196.15.7.0?

access-list 100 permit tcp any 196.15.7.0 0.0.0.255 eq www
access-list 10 deny tcp any 196.15.7.0 eq www
access-list 110 permit ip any 196.15.7.0 0.0.0.255
access-list 100 permit 196.15.7.0 0.0.0.255 eq www

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

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

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